diff --git a/ems-admin/src/main/java/com/xzzn/web/controller/ems/EmsSiteConfigController.java b/ems-admin/src/main/java/com/xzzn/web/controller/ems/EmsSiteConfigController.java
index 1d2bc7a..3c1dd6f 100644
--- a/ems-admin/src/main/java/com/xzzn/web/controller/ems/EmsSiteConfigController.java
+++ b/ems-admin/src/main/java/com/xzzn/web/controller/ems/EmsSiteConfigController.java
@@ -8,21 +8,19 @@ import com.xzzn.common.core.page.TableDataInfo;
 import com.xzzn.common.enums.BusinessType;
 import com.xzzn.common.utils.file.FileUploadUtils;
 import com.xzzn.common.utils.file.MimeTypeUtils;
+import com.xzzn.common.utils.poi.ExcelUtil;
 import com.xzzn.ems.domain.EmsSiteSetting;
 import com.xzzn.ems.domain.vo.DeviceUpdateRequest;
 import com.xzzn.ems.domain.vo.DevicesSettingVo;
 import com.xzzn.ems.domain.vo.PointDataRequest;
 import com.xzzn.ems.domain.vo.PointQueryResponse;
-import com.xzzn.ems.domain.vo.SiteMonitorProjectPointMappingSaveRequest;
 import com.xzzn.ems.domain.vo.SiteDeviceListVo;
+import com.xzzn.ems.domain.vo.SiteMonitorProjectPointMappingSaveRequest;
+import com.xzzn.ems.domain.vo.SingleBatteryMonitorImportResultVo;
+import com.xzzn.ems.domain.vo.SingleBatteryMonitorImportRowVo;
 import com.xzzn.ems.domain.vo.WorkStatusEnumMappingSaveRequest;
 import com.xzzn.ems.service.IEmsDeviceSettingService;
 import com.xzzn.ems.service.IEmsSiteService;
-
-import java.util.List;
-
-import javax.validation.Valid;
-
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.DeleteMapping;
@@ -35,14 +33,17 @@ import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 import org.springframework.web.multipart.MultipartFile;
 
+import javax.servlet.http.HttpServletResponse;
+import javax.validation.Valid;
+import java.util.ArrayList;
+import java.util.List;
+
 /**
- *
- * 站点配置
- *
+ * 绔欑偣閰嶇疆
  */
 @RestController
 @RequestMapping("/ems/siteConfig")
-public class EmsSiteConfigController extends BaseController{
+public class EmsSiteConfigController extends BaseController {
 
     @Autowired
     private IEmsSiteService iEmsSiteService;
@@ -50,216 +51,163 @@ public class EmsSiteConfigController extends BaseController{
     @Autowired
     private IEmsDeviceSettingService iEmsDeviceSettingService;
 
-    /**
-     * 获取站点列表
-     */
     @GetMapping("/getSiteInfoList")
-    public TableDataInfo getSiteInfoList(@RequestParam String siteName, @RequestParam String startTime, @RequestParam String endTime)
-    {
+    public TableDataInfo getSiteInfoList(@RequestParam String siteName, @RequestParam String startTime, @RequestParam String endTime) {
         startPage();
-        List<EmsSiteSetting> list = iEmsSiteService.getAllSiteInfoList(siteName,startTime,endTime);
+        List<EmsSiteSetting> list = iEmsSiteService.getAllSiteInfoList(siteName, startTime, endTime);
         return getDataTable(list);
     }
 
-    /**
-     * 新增站点
-     */
     @PostMapping("/addSite")
-    public AjaxResult addSite(@RequestBody EmsSiteSetting emsSiteSetting)
-    {
+    public AjaxResult addSite(@RequestBody EmsSiteSetting emsSiteSetting) {
         emsSiteSetting.setCreateBy(getUsername());
         return toAjax(iEmsSiteService.addSite(emsSiteSetting));
     }
 
-    /**
-     * 编辑站点
-     */
     @PostMapping("/updateSite")
-    public AjaxResult updateSite(@RequestBody EmsSiteSetting emsSiteSetting)
-    {
+    public AjaxResult updateSite(@RequestBody EmsSiteSetting emsSiteSetting) {
         emsSiteSetting.setUpdateBy(getUsername());
         return toAjax(iEmsSiteService.updateSite(emsSiteSetting));
     }
 
-    /**
-     * 获取设备列表-分页
-     */
     @GetMapping("/getDeviceInfoList")
-    public TableDataInfo getDeviceInfoList(@RequestParam(value = "siteId", required = false)  String siteId,
-                                           @RequestParam(value = "deviceCategory", required = false) String deviceCategory)
-    {
+    public TableDataInfo getDeviceInfoList(@RequestParam(value = "siteId", required = false) String siteId,
+                                           @RequestParam(value = "deviceCategory", required = false) String deviceCategory) {
         startPage();
         List<SiteDeviceListVo> list = iEmsSiteService.getAllDeviceListNoDisp(siteId, deviceCategory);
-
         return getDataTable(list);
     }
 
-    /**
-     * 获取设备详细信息
-     */
     @GetMapping("/getDeviceDetailInfo")
-    public AjaxResult getDeviceDetailInfo(@RequestParam Long id)
-    {
+    public AjaxResult getDeviceDetailInfo(@RequestParam Long id) {
         return success(iEmsDeviceSettingService.getDeviceDetailInfo(id));
     }
 
-    /**
-     * 获取设备列表-不分页
-     */
     @GetMapping("/getDeviceList")
-    public AjaxResult getDeviceInfoList2(@RequestParam String siteId)
-    {
+    public AjaxResult getDeviceInfoList2(@RequestParam String siteId) {
         return success(iEmsSiteService.getAllDeviceList(siteId, null));
     }
 
-    /**
-     * 获取所有设备类别
-     */
     @GetMapping("/getDeviceCategory")
-    public AjaxResult getDeviceCategory()
-    {
+    public AjaxResult getDeviceCategory() {
         return success(iEmsDeviceSettingService.getDeviceCategory());
     }
 
-    /**
-     * 新增设备
-     */
     @PostMapping("/addDevice")
-    public AjaxResult addDevice(@RequestBody DevicesSettingVo devicesSetting)
-    {
+    public AjaxResult addDevice(@RequestBody DevicesSettingVo devicesSetting) {
         int result = iEmsDeviceSettingService.addDevice(devicesSetting);
-        if (result > 0)  {
+        if (result > 0) {
             return AjaxResult.success(result);
-        }   else  {
-            return AjaxResult.error("该设备已存在");
         }
+        return AjaxResult.error("璇ヨ澶囧凡瀛樺湪");
     }
 
-    /**
-     * 上传设备图片
-     */
     @PostMapping("/uploadDeviceImg")
-    public AjaxResult uploadDeviceImg(@RequestParam("avatarfile") MultipartFile file) throws Exception
-    {
+    public AjaxResult uploadDeviceImg(@RequestParam("avatarfile") MultipartFile file) throws Exception {
         if (!file.isEmpty()) {
             String avatar = FileUploadUtils.upload(RuoYiConfig.getDevicePath(), file, MimeTypeUtils.IMAGE_EXTENSION);
-
             AjaxResult ajax = AjaxResult.success();
             ajax.put("imgUrl", avatar);
             return ajax;
         }
-        return error("上传图片异常，请联系管理员");
+        return error("涓婁紶鍥剧墖寮傚父锛岃鑱旂郴绠＄悊鍛?");
     }
 
-    /**
-     * 修改Modbus设备配置
-     */
     @PostMapping("/updateDevice")
-    public AjaxResult updateDevice(@RequestBody DevicesSettingVo emsDevicesSetting)
-    {
+    public AjaxResult updateDevice(@RequestBody DevicesSettingVo emsDevicesSetting) {
         int result = iEmsDeviceSettingService.updateDevice(emsDevicesSetting);
-        if (result > 0)  {
+        if (result > 0) {
             return AjaxResult.success(result);
-        }   else  if (result == -1)  {
-            return AjaxResult.error("数据不存在");
-        }   else  if (result == -2)  {
-            return AjaxResult.error("该设备已存在");
+        } else if (result == -1) {
+            return AjaxResult.error("鏁版嵁涓嶅瓨鍦?");
+        } else if (result == -2) {
+            return AjaxResult.error("璇ヨ澶囧凡瀛樺湪");
         }
         return AjaxResult.success(result);
     }
 
-    /**
-     * 删除Modbus设备配置
-     */
     @DeleteMapping("/deleteService/{id}")
-    public AjaxResult deleteService(@PathVariable Long id)
-    {
+    public AjaxResult deleteService(@PathVariable Long id) {
         return toAjax(iEmsDeviceSettingService.deleteEmsDevicesSettingById(id));
     }
 
-    /**
-     * 单个站点单个设备点位查询-点位清单
-     */
     @GetMapping("/getDevicePointList")
-    public TableDataInfo getDevicePointList(@Validated PointDataRequest request)
-    {
+    public TableDataInfo getDevicePointList(@Validated PointDataRequest request) {
         List<PointQueryResponse> result = iEmsDeviceSettingService.getSingleSiteDevicePoints(request);
         return getDataTable2(result);
     }
 
-    /**
-     * 获取指定站点下的所有设备类别
-     */
     @GetMapping("/getSiteAllDeviceCategory")
-    public AjaxResult getSiteAllDeviceCategory(String siteId)
-    {
+    public AjaxResult getSiteAllDeviceCategory(String siteId) {
         return success(iEmsDeviceSettingService.getSiteAllDeviceCategory(siteId));
     }
 
-    /**
-     * 根据设备类别获取父类的设备id
-     */
     @GetMapping("/getParentDeviceId")
-    public AjaxResult getParentDeviceId(@RequestParam String siteId, @RequestParam String deviceCategory)
-    {
+    public AjaxResult getParentDeviceId(@RequestParam String siteId, @RequestParam String deviceCategory) {
         return success(iEmsSiteService.getParentCategoryDeviceId(siteId, deviceCategory));
     }
 
-    /**
-     * 获取指定站点下的指定设备类型的设备
-     */
     @GetMapping("/getDeviceListBySiteAndCategory")
-    public AjaxResult getDeviceListBySiteAndCategory(String siteId,String deviceCategory)
-    {
+    public AjaxResult getDeviceListBySiteAndCategory(String siteId, String deviceCategory) {
         return success(iEmsDeviceSettingService.getDeviceListBySiteAndCategory(siteId, deviceCategory));
     }
 
-    /**
-     * 获取单站监控项目点位映射
-     */
     @GetMapping("/getSingleMonitorProjectPointMapping")
-    public AjaxResult getSingleMonitorProjectPointMapping(@RequestParam String siteId)
-    {
+    public AjaxResult getSingleMonitorProjectPointMapping(@RequestParam String siteId) {
         return success(iEmsDeviceSettingService.getSiteMonitorProjectPointMapping(siteId));
     }
 
-    /**
-     * 保存单站监控项目点位映射
-     */
     @PostMapping("/saveSingleMonitorProjectPointMapping")
-    public AjaxResult saveSingleMonitorProjectPointMapping(@RequestBody SiteMonitorProjectPointMappingSaveRequest request)
-    {
+    public AjaxResult saveSingleMonitorProjectPointMapping(@RequestBody SiteMonitorProjectPointMappingSaveRequest request) {
         int rows = iEmsDeviceSettingService.saveSiteMonitorProjectPointMapping(request, getUsername());
         return AjaxResult.success(rows);
     }
 
-    /**
-     * 获取单站监控工作状态枚举映射（PCS）
-     */
     @GetMapping("/getSingleMonitorWorkStatusEnumMappings")
-    public AjaxResult getSingleMonitorWorkStatusEnumMappings(@RequestParam String siteId)
-    {
+    public AjaxResult getSingleMonitorWorkStatusEnumMappings(@RequestParam String siteId) {
         return success(iEmsDeviceSettingService.getSiteWorkStatusEnumMappings(siteId));
     }
 
-    /**
-     * 保存单站监控工作状态枚举映射（PCS）
-     */
     @PostMapping("/saveSingleMonitorWorkStatusEnumMappings")
-    public AjaxResult saveSingleMonitorWorkStatusEnumMappings(@RequestBody WorkStatusEnumMappingSaveRequest request)
-    {
+    public AjaxResult saveSingleMonitorWorkStatusEnumMappings(@RequestBody WorkStatusEnumMappingSaveRequest request) {
         int rows = iEmsDeviceSettingService.saveSiteWorkStatusEnumMappings(request.getSiteId(), request.getMappings(), getUsername());
         return AjaxResult.success(rows);
     }
 
-    /**
-     * PCS设备开关机
-     */
+    @GetMapping("/downloadSingleBatteryMonitorImportTemplate")
+    public void downloadSingleBatteryMonitorImportTemplate(HttpServletResponse response) {
+        ExcelUtil<SingleBatteryMonitorImportRowVo> util = new ExcelUtil<>(SingleBatteryMonitorImportRowVo.class);
+        util.importTemplateExcel(response, "单体电池导入模板", "单体电池导入模板");
+    }
+
+    @PostMapping("/importSingleBatteryMonitorMappings")
+    public AjaxResult importSingleBatteryMonitorMappings(@RequestParam("siteId") String siteId,
+                                                         @RequestParam("file") MultipartFile file) throws Exception {
+        ExcelUtil<SingleBatteryMonitorImportRowVo> util = new ExcelUtil<>(SingleBatteryMonitorImportRowVo.class);
+        List<SingleBatteryMonitorImportRowVo> rowList = util.importExcel(file.getInputStream(), 1);
+        if (rowList == null) {
+            return AjaxResult.error("导入失败：未读取到任何数据，请检查 Excel 文件内容");
+        }
+        List<SingleBatteryMonitorImportRowVo> validRowList = new ArrayList<>();
+        for (int i = 0; i < rowList.size(); i++) {
+            SingleBatteryMonitorImportRowVo row = rowList.get(i);
+            if (row == null) {
+                continue;
+            }
+            row.setRowNum(i + 3);
+            validRowList.add(row);
+        }
+        if (validRowList.isEmpty()) {
+            return AjaxResult.error("导入失败：未识别到有效数据，请使用系统导出的最新模板，并保持表头名称不变");
+        }
+        SingleBatteryMonitorImportResultVo result = iEmsDeviceSettingService.importSingleBatteryMonitorMappings(siteId, validRowList, getUsername());
+        return AjaxResult.success(result);
+    }
+
 //    @PreAuthorize("@ss.hasPermi('system:device:onAndOff')")
-    @Log(title = "开关机", businessType = BusinessType.UPDATE)
+    @Log(title = "寮€鍏虫満", businessType = BusinessType.UPDATE)
     @PostMapping("/updateDeviceStatus")
-    public AjaxResult updateDeviceStatus(@Valid @RequestBody DeviceUpdateRequest request)
-    {
+    public AjaxResult updateDeviceStatus(@Valid @RequestBody DeviceUpdateRequest request) {
         return success(iEmsDeviceSettingService.updateDeviceStatus(request));
     }
 }
diff --git a/ems-system/src/main/java/com/xzzn/ems/domain/EmsPointConfig.java b/ems-system/src/main/java/com/xzzn/ems/domain/EmsPointConfig.java
index 2f2040a..b341652 100644
--- a/ems-system/src/main/java/com/xzzn/ems/domain/EmsPointConfig.java
+++ b/ems-system/src/main/java/com/xzzn/ems/domain/EmsPointConfig.java
@@ -81,6 +81,9 @@ public class EmsPointConfig extends BaseEntity {
     @Excel(name = "Modbus分组")
     private String modbusGroup;
 
+    @Excel(name = "小数位数")
+    private Integer decimalScale;
+
     public Long getId() {
         return id;
     }
@@ -265,6 +268,14 @@ public class EmsPointConfig extends BaseEntity {
         this.modbusGroup = modbusGroup;
     }
 
+    public Integer getDecimalScale() {
+        return decimalScale;
+    }
+
+    public void setDecimalScale(Integer decimalScale) {
+        this.decimalScale = decimalScale;
+    }
+
     @Override
     public String toString() {
         return new ToStringBuilder(this, ToStringStyle.MULTI_LINE_STYLE)
@@ -291,6 +302,7 @@ public class EmsPointConfig extends BaseEntity {
             .append("modbusDataType", getModbusDataType())
             .append("modbusReadOrder", getModbusReadOrder())
             .append("modbusGroup", getModbusGroup())
+            .append("decimalScale", getDecimalScale())
             .append("createBy", getCreateBy())
             .append("createTime", getCreateTime())
             .append("updateBy", getUpdateBy())
diff --git a/ems-system/src/main/java/com/xzzn/ems/domain/vo/AmmeterRevenueStatisListVo.java b/ems-system/src/main/java/com/xzzn/ems/domain/vo/AmmeterRevenueStatisListVo.java
index 4f9dd7e..a0cd43b 100644
--- a/ems-system/src/main/java/com/xzzn/ems/domain/vo/AmmeterRevenueStatisListVo.java
+++ b/ems-system/src/main/java/com/xzzn/ems/domain/vo/AmmeterRevenueStatisListVo.java
@@ -53,6 +53,8 @@ public class AmmeterRevenueStatisListVo {
     /** 实际收益 */
     private BigDecimal actualRevenue = BigDecimal.ZERO;
 
+    private String remark;
+
     public String getDataTime() {
         return dataTime;
     }
@@ -172,4 +174,12 @@ public class AmmeterRevenueStatisListVo {
     public void setActualRevenue(BigDecimal actualRevenue) {
         this.actualRevenue = actualRevenue;
     }
+
+    public String getRemark() {
+        return remark;
+    }
+
+    public void setRemark(String remark) {
+        this.remark = remark;
+    }
 }
diff --git a/ems-system/src/main/java/com/xzzn/ems/domain/vo/AmmeterStatisListVo.java b/ems-system/src/main/java/com/xzzn/ems/domain/vo/AmmeterStatisListVo.java
index d53917c..7dbd633 100644
--- a/ems-system/src/main/java/com/xzzn/ems/domain/vo/AmmeterStatisListVo.java
+++ b/ems-system/src/main/java/com/xzzn/ems/domain/vo/AmmeterStatisListVo.java
@@ -46,6 +46,8 @@ public class AmmeterStatisListVo {
     /** 效率-有功总/无功总 */
     private BigDecimal effect = BigDecimal.ZERO;
 
+    private String remark;
+
     public String getDataTime() {
         return dataTime;
     }
@@ -149,4 +151,12 @@ public class AmmeterStatisListVo {
     public void setEffect(BigDecimal effect) {
         this.effect = effect;
     }
+
+    public String getRemark() {
+        return remark;
+    }
+
+    public void setRemark(String remark) {
+        this.remark = remark;
+    }
 }
diff --git a/ems-system/src/main/java/com/xzzn/ems/mapper/EmsSiteMonitorPointMatchMapper.java b/ems-system/src/main/java/com/xzzn/ems/mapper/EmsSiteMonitorPointMatchMapper.java
index b9fa099..68a196b 100644
--- a/ems-system/src/main/java/com/xzzn/ems/mapper/EmsSiteMonitorPointMatchMapper.java
+++ b/ems-system/src/main/java/com/xzzn/ems/mapper/EmsSiteMonitorPointMatchMapper.java
@@ -18,4 +18,6 @@ public interface EmsSiteMonitorPointMatchMapper {
     int deleteBySiteIdAndDeviceId(@Param("siteId") String siteId, @Param("deviceId") String deviceId);
 
     int insertBatch(@Param("list") List<EmsSiteMonitorPointMatch> list);
+
+    int updateEmsSiteMonitorPointMatch(EmsSiteMonitorPointMatch pointMatch);
 }
diff --git a/ems-system/src/main/java/com/xzzn/ems/service/IEmsDeviceSettingService.java b/ems-system/src/main/java/com/xzzn/ems/service/IEmsDeviceSettingService.java
index 72d8f5d..d8c940c 100644
--- a/ems-system/src/main/java/com/xzzn/ems/service/IEmsDeviceSettingService.java
+++ b/ems-system/src/main/java/com/xzzn/ems/service/IEmsDeviceSettingService.java
@@ -10,6 +10,8 @@ import com.xzzn.ems.domain.vo.SiteMonitorDataSaveRequest;
 import com.xzzn.ems.domain.vo.SiteMonitorProjectDisplayVo;
 import com.xzzn.ems.domain.vo.SiteMonitorProjectPointMappingSaveRequest;
 import com.xzzn.ems.domain.vo.SiteMonitorProjectPointMappingVo;
+import com.xzzn.ems.domain.vo.SingleBatteryMonitorImportResultVo;
+import com.xzzn.ems.domain.vo.SingleBatteryMonitorImportRowVo;
 import com.xzzn.ems.domain.vo.WorkStatusEnumMappingVo;
 
 import java.util.Date;
@@ -56,4 +58,6 @@ public interface IEmsDeviceSettingService
     public int saveSiteMonitorProjectData(SiteMonitorDataSaveRequest request, String operName);
 
     public int syncSiteMonitorDataByMqtt(String siteId, String deviceId, String jsonData, Date valueTime);
+
+    public SingleBatteryMonitorImportResultVo importSingleBatteryMonitorMappings(String siteId, List<SingleBatteryMonitorImportRowVo> rows, String operName);
 }
diff --git a/ems-system/src/main/java/com/xzzn/ems/service/impl/DeviceDataProcessServiceImpl.java b/ems-system/src/main/java/com/xzzn/ems/service/impl/DeviceDataProcessServiceImpl.java
index 00e346d..9f7df84 100644
--- a/ems-system/src/main/java/com/xzzn/ems/service/impl/DeviceDataProcessServiceImpl.java
+++ b/ems-system/src/main/java/com/xzzn/ems/service/impl/DeviceDataProcessServiceImpl.java
@@ -840,6 +840,12 @@ public class DeviceDataProcessServiceImpl extends AbstractBatteryDataProcessor i
         Date queryEndTime = DateUtils.getNowDate();
         Date queryStartTime = new Date(queryEndTime.getTime() - CALC_POINT_INFLUX_QUERY_WINDOW_MS);
         Map<String, BigDecimal> contextValues = new HashMap<>();
+        Set<String> reservedCalcContextKeys = calcPointConfigs.stream()
+                .map(this::resolveCalcContextKey)
+                .filter(StringUtils::isNotBlank)
+                .map(String::trim)
+                .map(String::toUpperCase)
+                .collect(Collectors.toSet());
         Date latestDataTime = null;
         for (EmsPointConfig sourcePointConfig : sourcePointConfigs) {
             if (sourcePointConfig == null) {
@@ -855,7 +861,7 @@ public class DeviceDataProcessServiceImpl extends AbstractBatteryDataProcessor i
             if (latestPointValue == null || latestPointValue.getPointValue() == null) {
                 continue;
             }
-            putSourcePointValueToContext(sourcePointConfig, latestPointValue.getPointValue(), contextValues);
+            putSourcePointValueToContext(sourcePointConfig, latestPointValue.getPointValue(), contextValues, reservedCalcContextKeys);
             if (latestDataTime == null
                     || (latestPointValue.getDataTime() != null && latestPointValue.getDataTime().after(latestDataTime))) {
                 latestDataTime = latestPointValue.getDataTime();
@@ -1578,6 +1584,9 @@ public class DeviceDataProcessServiceImpl extends AbstractBatteryDataProcessor i
                     String pointId = resolveInfluxPointKey(calcPointConfig);
                     if (StringUtils.isNotBlank(pointId)) {
                         BigDecimal storedValue = calcValue.asNumber();
+                        if (calcPointConfig.getDecimalScale() != null && calcPointConfig.getDecimalScale() >= 0) {
+                            storedValue = storedValue.setScale(calcPointConfig.getDecimalScale(), RoundingMode.HALF_UP);
+                        }
                         enqueuePointData(siteId, deviceId, pointId, storedValue, dataUpdateTime);
                         calcPointIdValueMap.put(pointId, storedValue);
                     }
@@ -1949,7 +1958,10 @@ public class DeviceDataProcessServiceImpl extends AbstractBatteryDataProcessor i
         return new ArrayList<>(uniqueByPointId.values());
     }
 
-    private void putSourcePointValueToContext(EmsPointConfig pointConfig, BigDecimal pointValue, Map<String, BigDecimal> contextValues) {
+    private void putSourcePointValueToContext(EmsPointConfig pointConfig,
+                                              BigDecimal pointValue,
+                                              Map<String, BigDecimal> contextValues,
+                                              Set<String> reservedCalcContextKeys) {
         if (pointConfig == null || pointValue == null || contextValues == null) {
             return;
         }
@@ -1959,7 +1971,13 @@ public class DeviceDataProcessServiceImpl extends AbstractBatteryDataProcessor i
         }
         String normalizedDataKey = normalizeVariablePart(pointConfig.getDataKey());
         if (StringUtils.isNotBlank(normalizedDataKey)) {
-            contextValues.put(normalizedDataKey, pointValue);
+            String reservedKey = normalizedDataKey.trim().toUpperCase();
+            if (CollectionUtils.isEmpty(reservedCalcContextKeys) || !reservedCalcContextKeys.contains(reservedKey)) {
+                contextValues.put(normalizedDataKey, pointValue);
+            } else {
+                log.debug("计算点上下文跳过源点位 dataKey 裸变量，避免覆盖计算点，siteId/deviceId/pointId={}/{}/{}, dataKey={}",
+                        pointConfig.getSiteId(), pointConfig.getDeviceId(), pointConfig.getPointId(), pointConfig.getDataKey());
+            }
             String devicePrefix = normalizeVariablePart(pointConfig.getDeviceId());
             if (StringUtils.isNotBlank(devicePrefix)) {
                 contextValues.put(devicePrefix + "_" + normalizedDataKey, pointValue);
diff --git a/ems-system/src/main/java/com/xzzn/ems/service/impl/EmsDeviceSettingServiceImpl.java b/ems-system/src/main/java/com/xzzn/ems/service/impl/EmsDeviceSettingServiceImpl.java
index 4336a71..80b3c8c 100644
--- a/ems-system/src/main/java/com/xzzn/ems/service/impl/EmsDeviceSettingServiceImpl.java
+++ b/ems-system/src/main/java/com/xzzn/ems/service/impl/EmsDeviceSettingServiceImpl.java
@@ -11,7 +11,9 @@ import com.xzzn.common.core.modbus.domain.WriteTagConfig;
 import com.xzzn.common.core.redis.RedisCache;
 import com.xzzn.common.enums.BusinessStatus;
 import com.xzzn.common.enums.BusinessType;
+import com.xzzn.common.enums.CommunicationStatus;
 import com.xzzn.common.enums.DeviceCategory;
+import com.xzzn.common.enums.DeviceRunningStatus;
 import com.xzzn.common.enums.DeviceType;
 import com.xzzn.common.enums.OperatorType;
 import com.xzzn.common.enums.PointType;
@@ -37,6 +39,9 @@ import com.xzzn.ems.domain.vo.SiteMonitorDataVo;
 import com.xzzn.ems.domain.vo.SiteMonitorProjectDisplayVo;
 import com.xzzn.ems.domain.vo.SiteMonitorProjectPointMappingSaveRequest;
 import com.xzzn.ems.domain.vo.SiteMonitorProjectPointMappingVo;
+import com.xzzn.ems.domain.vo.SingleBatteryMonitorImportFailureVo;
+import com.xzzn.ems.domain.vo.SingleBatteryMonitorImportResultVo;
+import com.xzzn.ems.domain.vo.SingleBatteryMonitorImportRowVo;
 import com.xzzn.ems.domain.vo.WorkStatusEnumMappingVo;
 import com.xzzn.ems.mapper.EmsBatteryDataMinutesMapper;
 import com.xzzn.ems.mapper.EmsDailyChargeDataMapper;
@@ -113,8 +118,16 @@ public class EmsDeviceSettingServiceImpl implements IEmsDeviceSettingService
     private static final String MATCH_FIELD_PCS_COMMUNICATION_STATUS = "pcsCommunicationStatus";
     private static final String MATCH_FIELD_EMS_COMMUNICATION_STATUS = "emsCommunicationStatus";
     private static final String SITE_LEVEL_CALC_DEVICE_ID = "SITE_CALC";
+    private static final String BATTERY_FIELD_VOLTAGE = "SBJK_DTDC__voltage";
+    private static final String BATTERY_FIELD_TEMPERATURE = "SBJK_DTDC__temperature";
+    private static final String BATTERY_FIELD_SOC = "SBJK_DTDC__soc";
+    private static final String BATTERY_FIELD_SOH = "SBJK_DTDC__soh";
+    private static final Set<String> SINGLE_BATTERY_IMPORT_FIELD_CODES = new HashSet<>(Arrays.asList(
+            BATTERY_FIELD_VOLTAGE, BATTERY_FIELD_TEMPERATURE, BATTERY_FIELD_SOC, BATTERY_FIELD_SOH
+    ));
     private static final Set<String> DEVICE_DIMENSION_MENU_CODES = new HashSet<>(Arrays.asList(
-            "SBJK_EMS", "SBJK_PCS", "SBJK_BMSZL", "SBJK_BMSDCC", "SBJK_DTDC", "SBJK_DB", "SBJK_YL", "SBJK_DH", "SBJK_XF"
+            "SBJK_EMS", "SBJK_PCS", "SBJK_BMSZL", "SBJK_BMSDCC", "SBJK_DTDC", "SBJK_DB", "SBJK_YL", "SBJK_DH", "SBJK_XF",
+            "TJBB_PCSQX", "TJBB_DCDQX", "TJBB_DCWD"
     ));
     private static final Set<String> DEVICE_DIMENSION_FIELD_CODES = new HashSet<>(Arrays.asList(
             FIELD_CURVE_PCS_ACTIVE_POWER,
@@ -200,6 +213,9 @@ public class EmsDeviceSettingServiceImpl implements IEmsDeviceSettingService
         map.put("SBJK_YL", DeviceCategory.COOLING.getCode());
         map.put("SBJK_DH", DeviceCategory.DH.getCode());
         map.put("SBJK_XF", DeviceCategory.XF.getCode());
+        map.put("TJBB_PCSQX", DeviceCategory.PCS.getCode());
+        map.put("TJBB_DCDQX", DeviceCategory.STACK.getCode());
+        map.put("TJBB_DCWD", DeviceCategory.CLUSTER.getCode());
         return map;
     }
 
@@ -1065,6 +1081,362 @@ public class EmsDeviceSettingServiceImpl implements IEmsDeviceSettingService
         }
     }
 
+    @Override
+    @Transactional(rollbackFor = Exception.class)
+    public SingleBatteryMonitorImportResultVo importSingleBatteryMonitorMappings(String siteId, List<SingleBatteryMonitorImportRowVo> rows, String operName) {
+        SingleBatteryMonitorImportResultVo result = new SingleBatteryMonitorImportResultVo();
+        String normalizedSiteId = StringUtils.trim(siteId);
+        List<SingleBatteryMonitorImportRowVo> sourceRows = rows == null ? Collections.emptyList() : rows;
+        result.setCommitted(false);
+        result.setTotalRows(sourceRows.size());
+        result.setInsertedBatteryCount(0);
+        result.setUpdatedBatteryCount(0);
+        result.setInsertedMappingCount(0);
+        result.setUpdatedMappingCount(0);
+
+        if (StringUtils.isBlank(normalizedSiteId)) {
+            result.setFailureRows(sourceRows.size());
+            result.setSuccessRows(0);
+            result.setMessage("导入失败：站点ID不能为空");
+            return result;
+        }
+        if (CollectionUtils.isEmpty(sourceRows)) {
+            result.setFailureRows(0);
+            result.setSuccessRows(0);
+            result.setCommitted(true);
+            result.setMessage("导入文件中未读取到任何数据");
+            return result;
+        }
+
+        List<EmsDevicesSetting> settingList = emsDevicesMapper.selectEmsDevicesSettingList(buildSiteDeviceQuery(normalizedSiteId));
+        Map<String, EmsDevicesSetting> deviceMap = settingList.stream()
+                .filter(Objects::nonNull)
+                .filter(item -> StringUtils.isNotBlank(item.getDeviceId()))
+                .collect(Collectors.toMap(
+                        item -> StringUtils.trim(item.getDeviceId()),
+                        item -> item,
+                        (left, right) -> right,
+                        LinkedHashMap::new
+                ));
+
+        List<SingleBatteryMonitorImportFailureVo> failureList = new ArrayList<>();
+        Set<String> seenBatteryKeys = new HashSet<>();
+        Map<String, Integer> seenClusterBatteryRowMap = new HashMap<>();
+        Map<String, Integer> seenSiteBatteryRowMap = new HashMap<>();
+        Set<String> pointIds = new HashSet<>();
+        List<SingleBatteryMonitorImportRowVo> validRows = new ArrayList<>();
+
+        for (SingleBatteryMonitorImportRowVo row : sourceRows) {
+            SingleBatteryMonitorImportRowVo normalizedRow = normalizeSingleBatteryImportRow(row);
+            String duplicateKey = normalizedRow.getSiteId() + "|" + normalizedRow.getBatteryDeviceId();
+            String clusterDuplicateKey = normalizedRow.getSiteId() + "|" + normalizedRow.getClusterDeviceId() + "|" + normalizedRow.getBatteryDeviceId();
+            String rowError = validateSingleBatteryImportRow(normalizedSiteId, normalizedRow, deviceMap, duplicateKey, clusterDuplicateKey,
+                    seenBatteryKeys, seenSiteBatteryRowMap, seenClusterBatteryRowMap);
+            if (rowError != null) {
+                failureList.add(buildSingleBatteryImportFailure(normalizedRow, rowError));
+                continue;
+            }
+            collectPointIds(pointIds, normalizedRow);
+            validRows.add(normalizedRow);
+        }
+
+        if (!pointIds.isEmpty()) {
+            Map<String, EmsPointConfig> pointConfigMap = emsPointConfigMapper.selectBySiteIdAndPointIds(normalizedSiteId, new ArrayList<>(pointIds))
+                    .stream()
+                    .filter(Objects::nonNull)
+                    .filter(item -> StringUtils.isNotBlank(item.getPointId()))
+                    .collect(Collectors.toMap(
+                            item -> StringUtils.trim(item.getPointId()),
+                            item -> item,
+                            (left, right) -> right
+                    ));
+            for (SingleBatteryMonitorImportRowVo row : validRows) {
+                String missingPointMessage = validateSingleBatteryImportPoints(row, pointConfigMap);
+                if (missingPointMessage != null) {
+                    failureList.add(buildSingleBatteryImportFailure(row, missingPointMessage));
+                }
+            }
+        }
+
+        if (!failureList.isEmpty()) {
+            result.setFailureDetails(failureList);
+            result.setFailureRows(failureList.size());
+            result.setSuccessRows(Math.max(sourceRows.size() - failureList.size(), 0));
+            result.setMessage("导入校验未通过，请根据失败明细修改后重试");
+            return result;
+        }
+
+        Map<String, EmsSiteMonitorPointMatch> existingPointMatchMap = emsSiteMonitorPointMatchMapper.selectBySiteId(normalizedSiteId)
+                .stream()
+                .filter(Objects::nonNull)
+                .filter(item -> SINGLE_BATTERY_IMPORT_FIELD_CODES.contains(StringUtils.trim(item.getFieldCode())))
+                .filter(item -> StringUtils.isNotBlank(item.getDeviceId()))
+                .collect(Collectors.toMap(
+                        item -> buildMatchKey(StringUtils.trim(item.getFieldCode()), StringUtils.trim(item.getDeviceId())),
+                        item -> item,
+                        (left, right) -> right,
+                        LinkedHashMap::new
+                ));
+
+        List<EmsSiteMonitorPointMatch> insertList = new ArrayList<>();
+        Set<String> importedBatteryIds = new HashSet<>();
+        Date now = DateUtils.getNowDate();
+        for (SingleBatteryMonitorImportRowVo row : validRows) {
+            String batteryId = row.getBatteryDeviceId();
+            importedBatteryIds.add(batteryId);
+            EmsDevicesSetting batterySetting = deviceMap.get(batteryId);
+            if (batterySetting == null) {
+                EmsDevicesSetting insertDevice = new EmsDevicesSetting();
+                insertDevice.setSiteId(normalizedSiteId);
+                insertDevice.setDeviceId(batteryId);
+                insertDevice.setDeviceName(StringUtils.defaultIfBlank(row.getBatteryDeviceName(), batteryId));
+                insertDevice.setDeviceType(DeviceType.TCP.name());
+                insertDevice.setCommunicationStatus(CommunicationStatus.OK.getCode());
+                insertDevice.setDeviceCategory(DeviceCategory.BATTERY.getCode());
+                insertDevice.setDeviceStatus(DeviceRunningStatus.OFFLINE.getCode());
+                insertDevice.setWorkStatus(WorkStatus.NORMAL.getCode());
+                insertDevice.setParentId(row.getClusterDeviceId());
+                insertDevice.setDescription("single battery import");
+                insertDevice.setCreatedAt(now);
+                insertDevice.setUpdatedAt(now);
+                emsDevicesMapper.insertEmsDevicesSetting(insertDevice);
+                deviceMap.put(batteryId, insertDevice);
+                result.setInsertedBatteryCount(result.getInsertedBatteryCount() + 1);
+                batterySetting = insertDevice;
+            } else {
+                boolean shouldUpdateBattery = false;
+                if (!StringUtils.equals(StringUtils.trimToEmpty(batterySetting.getParentId()), row.getClusterDeviceId())) {
+                    batterySetting.setParentId(row.getClusterDeviceId());
+                    shouldUpdateBattery = true;
+                }
+                if (StringUtils.isNotBlank(row.getBatteryDeviceName()) &&
+                        !StringUtils.equals(StringUtils.trimToEmpty(batterySetting.getDeviceName()), row.getBatteryDeviceName())) {
+                    batterySetting.setDeviceName(row.getBatteryDeviceName());
+                    shouldUpdateBattery = true;
+                }
+                if (shouldUpdateBattery) {
+                    batterySetting.setUpdatedAt(now);
+                    emsDevicesMapper.updateEmsDevicesSetting(batterySetting);
+                    result.setUpdatedBatteryCount(result.getUpdatedBatteryCount() + 1);
+                }
+            }
+
+            upsertSingleBatteryPointMatch(insertList, existingPointMatchMap, result, normalizedSiteId, batteryId, BATTERY_FIELD_VOLTAGE, row.getVoltagePointId(), operName);
+            upsertSingleBatteryPointMatch(insertList, existingPointMatchMap, result, normalizedSiteId, batteryId, BATTERY_FIELD_TEMPERATURE, row.getTemperaturePointId(), operName);
+            upsertSingleBatteryPointMatch(insertList, existingPointMatchMap, result, normalizedSiteId, batteryId, BATTERY_FIELD_SOC, row.getSocPointId(), operName);
+            upsertSingleBatteryPointMatch(insertList, existingPointMatchMap, result, normalizedSiteId, batteryId, BATTERY_FIELD_SOH, row.getSohPointId(), operName);
+        }
+
+        if (!insertList.isEmpty()) {
+            emsSiteMonitorPointMatchMapper.insertBatch(insertList);
+        }
+
+        refreshSingleBatteryImportCache(normalizedSiteId, importedBatteryIds);
+
+        result.setCommitted(true);
+        result.setFailureRows(0);
+        result.setSuccessRows(sourceRows.size());
+        result.setMessage(String.format("导入完成：成功 %d 行，新增单体 %d 个，更新单体 %d 个，新增映射 %d 条，更新映射 %d 条",
+                result.getSuccessRows(),
+                result.getInsertedBatteryCount(),
+                result.getUpdatedBatteryCount(),
+                result.getInsertedMappingCount(),
+                result.getUpdatedMappingCount()));
+        return result;
+    }
+
+    private EmsDevicesSetting buildSiteDeviceQuery(String siteId) {
+        EmsDevicesSetting query = new EmsDevicesSetting();
+        query.setSiteId(siteId);
+        return query;
+    }
+
+    private SingleBatteryMonitorImportRowVo normalizeSingleBatteryImportRow(SingleBatteryMonitorImportRowVo row) {
+        SingleBatteryMonitorImportRowVo normalized = row == null ? new SingleBatteryMonitorImportRowVo() : row;
+        normalized.setSiteId(StringUtils.trimToEmpty(normalized.getSiteId()));
+        normalized.setStackDeviceId(StringUtils.trimToEmpty(normalized.getStackDeviceId()));
+        normalized.setClusterDeviceId(StringUtils.trimToEmpty(normalized.getClusterDeviceId()));
+        normalized.setBatteryDeviceId(StringUtils.trimToEmpty(normalized.getBatteryDeviceId()));
+        normalized.setBatteryDeviceName(StringUtils.trimToEmpty(normalized.getBatteryDeviceName()));
+        normalized.setVoltagePointId(StringUtils.trimToEmpty(normalized.getVoltagePointId()));
+        normalized.setTemperaturePointId(StringUtils.trimToEmpty(normalized.getTemperaturePointId()));
+        normalized.setSocPointId(StringUtils.trimToEmpty(normalized.getSocPointId()));
+        normalized.setSohPointId(StringUtils.trimToEmpty(normalized.getSohPointId()));
+        return normalized;
+    }
+
+    private String validateSingleBatteryImportRow(String siteId,
+                                                  SingleBatteryMonitorImportRowVo row,
+                                                  Map<String, EmsDevicesSetting> deviceMap,
+                                                  String duplicateKey,
+                                                  String clusterDuplicateKey,
+                                                  Set<String> seenBatteryKeys,
+                                                  Map<String, Integer> seenSiteBatteryRowMap,
+                                                  Map<String, Integer> seenClusterBatteryRowMap) {
+        if (row == null) {
+            return "导入行为空，请检查模板内容";
+        }
+        if (StringUtils.isBlank(row.getSiteId())) {
+            return "站点ID不能为空";
+        }
+        if (!StringUtils.equals(siteId, row.getSiteId())) {
+            return String.format("站点ID不一致：当前导入站点为[%s]，Excel中为[%s]", siteId, row.getSiteId());
+        }
+        if (StringUtils.isBlank(row.getStackDeviceId())) {
+            return "电池堆编号不能为空";
+        }
+        if (StringUtils.isBlank(row.getClusterDeviceId())) {
+            return "电池簇编号不能为空";
+        }
+        if (StringUtils.isBlank(row.getBatteryDeviceId())) {
+            return "单体编号不能为空";
+        }
+        if (StringUtils.isAllBlank(row.getVoltagePointId(), row.getTemperaturePointId(), row.getSocPointId(), row.getSohPointId())) {
+            return "电压/温度/SOC/SOH 点位ID至少需要填写一个";
+        }
+        int currentRowNum = safeRowNum(row);
+        Integer duplicateClusterRowNum = seenClusterBatteryRowMap.putIfAbsent(clusterDuplicateKey, currentRowNum);
+        if (duplicateClusterRowNum != null) {
+            return String.format("同一电池簇[%s]下的单体编号[%s]重复，首次出现在第%d行",
+                    row.getClusterDeviceId(), row.getBatteryDeviceId(), duplicateClusterRowNum);
+        }
+        if (!seenBatteryKeys.add(duplicateKey)) {
+            Integer duplicateSiteRowNum = seenSiteBatteryRowMap.get(duplicateKey);
+            return String.format("单体编号[%s]在当前导入文件中重复，首次出现在第%d行",
+                    row.getBatteryDeviceId(), duplicateSiteRowNum == null ? safeRowNum(row) : duplicateSiteRowNum);
+        }
+        seenSiteBatteryRowMap.putIfAbsent(duplicateKey, currentRowNum);
+        EmsDevicesSetting stackSetting = deviceMap.get(row.getStackDeviceId());
+        if (stackSetting == null || !StringUtils.equals(DeviceCategory.STACK.getCode(), StringUtils.trimToEmpty(stackSetting.getDeviceCategory()))) {
+            return String.format("电池堆编号[%s]不存在，请先确认设备已创建", row.getStackDeviceId());
+        }
+        EmsDevicesSetting clusterSetting = deviceMap.get(row.getClusterDeviceId());
+        if (clusterSetting == null || !StringUtils.equals(DeviceCategory.CLUSTER.getCode(), StringUtils.trimToEmpty(clusterSetting.getDeviceCategory()))) {
+            return String.format("电池簇编号[%s]不存在，请先确认设备已创建", row.getClusterDeviceId());
+        }
+        if (!StringUtils.equals(StringUtils.trimToEmpty(clusterSetting.getParentId()), row.getStackDeviceId())) {
+            return String.format("电池簇[%s]不属于电池堆[%s]，请检查堆簇关系", row.getClusterDeviceId(), row.getStackDeviceId());
+        }
+        EmsDevicesSetting batterySetting = deviceMap.get(row.getBatteryDeviceId());
+        if (batterySetting != null && !StringUtils.equals(DeviceCategory.BATTERY.getCode(), StringUtils.trimToEmpty(batterySetting.getDeviceCategory()))) {
+            return String.format("单体编号[%s]已存在，但对应设备类型不是单体电池", row.getBatteryDeviceId());
+        }
+        return null;
+    }
+
+    private void collectPointIds(Set<String> pointIds, SingleBatteryMonitorImportRowVo row) {
+        if (row == null || pointIds == null) {
+            return;
+        }
+        if (StringUtils.isNotBlank(row.getVoltagePointId())) {
+            pointIds.add(row.getVoltagePointId());
+        }
+        if (StringUtils.isNotBlank(row.getTemperaturePointId())) {
+            pointIds.add(row.getTemperaturePointId());
+        }
+        if (StringUtils.isNotBlank(row.getSocPointId())) {
+            pointIds.add(row.getSocPointId());
+        }
+        if (StringUtils.isNotBlank(row.getSohPointId())) {
+            pointIds.add(row.getSohPointId());
+        }
+    }
+
+    private String validateSingleBatteryImportPoints(SingleBatteryMonitorImportRowVo row, Map<String, EmsPointConfig> pointConfigMap) {
+        if (row == null) {
+            return "导入行为空，请检查模板内容";
+        }
+        if (StringUtils.isNotBlank(row.getVoltagePointId()) && !pointConfigMap.containsKey(row.getVoltagePointId())) {
+            return String.format("电压点位ID[%s]不存在，请确认当前站点已配置该点位", row.getVoltagePointId());
+        }
+        if (StringUtils.isNotBlank(row.getTemperaturePointId()) && !pointConfigMap.containsKey(row.getTemperaturePointId())) {
+            return String.format("温度点位ID[%s]不存在，请确认当前站点已配置该点位", row.getTemperaturePointId());
+        }
+        if (StringUtils.isNotBlank(row.getSocPointId()) && !pointConfigMap.containsKey(row.getSocPointId())) {
+            return String.format("SOC点位ID[%s]不存在，请确认当前站点已配置该点位", row.getSocPointId());
+        }
+        if (StringUtils.isNotBlank(row.getSohPointId()) && !pointConfigMap.containsKey(row.getSohPointId())) {
+            return String.format("SOH点位ID[%s]不存在，请确认当前站点已配置该点位", row.getSohPointId());
+        }
+        return null;
+    }
+
+    private int safeRowNum(SingleBatteryMonitorImportRowVo row) {
+        if (row == null || row.getRowNum() == null || row.getRowNum() < 1) {
+            return 0;
+        }
+        return row.getRowNum();
+    }
+
+    private SingleBatteryMonitorImportFailureVo buildSingleBatteryImportFailure(SingleBatteryMonitorImportRowVo row, String message) {
+        SingleBatteryMonitorImportFailureVo failure = new SingleBatteryMonitorImportFailureVo();
+        if (row != null) {
+            failure.setRowNum(row.getRowNum());
+            failure.setSiteId(row.getSiteId());
+            failure.setStackDeviceId(row.getStackDeviceId());
+            failure.setClusterDeviceId(row.getClusterDeviceId());
+            failure.setBatteryDeviceId(row.getBatteryDeviceId());
+        }
+        failure.setErrorMessage(message);
+        return failure;
+    }
+
+    private void upsertSingleBatteryPointMatch(List<EmsSiteMonitorPointMatch> insertList,
+                                               Map<String, EmsSiteMonitorPointMatch> existingPointMatchMap,
+                                               SingleBatteryMonitorImportResultVo result,
+                                               String siteId,
+                                               String batteryId,
+                                               String fieldCode,
+                                               String pointId,
+                                               String operName) {
+        if (StringUtils.isBlank(pointId)) {
+            return;
+        }
+        String key = buildMatchKey(fieldCode, batteryId);
+        EmsSiteMonitorPointMatch existing = existingPointMatchMap.get(key);
+        if (existing == null) {
+            EmsSiteMonitorPointMatch insertItem = new EmsSiteMonitorPointMatch();
+            insertItem.setSiteId(siteId);
+            insertItem.setFieldCode(fieldCode);
+            insertItem.setDeviceId(batteryId);
+            insertItem.setDataPoint(pointId);
+            insertItem.setFixedDataPoint(null);
+            insertItem.setUseFixedDisplay(0);
+            insertItem.setCreateBy(operName);
+            insertItem.setUpdateBy(operName);
+            insertList.add(insertItem);
+            result.setInsertedMappingCount(result.getInsertedMappingCount() + 1);
+            return;
+        }
+        boolean changed = !StringUtils.equals(StringUtils.trimToEmpty(existing.getDataPoint()), pointId)
+                || StringUtils.isNotBlank(existing.getFixedDataPoint())
+                || (existing.getUseFixedDisplay() != null && existing.getUseFixedDisplay() != 0);
+        if (!changed) {
+            return;
+        }
+        existing.setDataPoint(pointId);
+        existing.setFixedDataPoint(null);
+        existing.setUseFixedDisplay(0);
+        existing.setUpdateBy(operName);
+        emsSiteMonitorPointMatchMapper.updateEmsSiteMonitorPointMatch(existing);
+        result.setUpdatedMappingCount(result.getUpdatedMappingCount() + 1);
+    }
+
+    private void refreshSingleBatteryImportCache(String siteId, Set<String> batteryIds) {
+        redisCache.deleteObject(RedisKeyConstants.INIT_DEVICE_INFO);
+        if (!CollectionUtils.isEmpty(batteryIds)) {
+            for (String batteryId : batteryIds) {
+                if (StringUtils.isBlank(batteryId)) {
+                    continue;
+                }
+                redisCache.deleteObject(RedisKeyConstants.DEVICE_SETTING + siteId + "_" + batteryId);
+            }
+        }
+        redisCache.deleteObject(buildSiteMonitorPointMatchRedisKey(siteId));
+        clearSiteMonitorLatestCache(siteId);
+        projectDisplayCache.remove(siteId);
+    }
+
     @Override
     public List<SiteMonitorProjectDisplayVo> getSiteMonitorProjectDisplay(String siteId) {
         String normalizedSiteId = StringUtils.trim(siteId);
diff --git a/ems-system/src/main/java/com/xzzn/ems/service/impl/EmsPointConfigServiceImpl.java b/ems-system/src/main/java/com/xzzn/ems/service/impl/EmsPointConfigServiceImpl.java
index 09e9515..8f4b8c0 100644
--- a/ems-system/src/main/java/com/xzzn/ems/service/impl/EmsPointConfigServiceImpl.java
+++ b/ems-system/src/main/java/com/xzzn/ems/service/impl/EmsPointConfigServiceImpl.java
@@ -306,7 +306,7 @@ public class EmsPointConfigServiceImpl implements IEmsPointConfigService {
         }
         String siteId = StringUtils.trim(request.getSiteId());
         String pointId = StringUtils.trim(request.getPointId());
-        String deviceId = StringUtils.trimToEmpty(request.getDeviceId());
+        String deviceId = StringUtils.isBlank(request.getDeviceId()) ? "SITE_CALC" : StringUtils.trim(request.getDeviceId());
 
         EmsPointConfig targetConfig = selectPointConfigByExactPointId(siteId, pointId);
         if (targetConfig == null || !"calc".equalsIgnoreCase(StringUtils.defaultString(targetConfig.getPointType()))) {
@@ -317,7 +317,8 @@ public class EmsPointConfigServiceImpl implements IEmsPointConfigService {
             throw new ServiceException("计算点缺少表达式，无法生成数据");
         }
 
-        List<InfluxPointDataWriter.PointWritePayload> payloads = buildCalcRecentPayloads(siteId, deviceId, pointId, expression);
+        Integer decimalScale = targetConfig.getDecimalScale();
+        List<InfluxPointDataWriter.PointWritePayload> payloads = buildCalcRecentPayloads(siteId, deviceId, pointId, expression, decimalScale);
         if (payloads.isEmpty()) {
             throw new ServiceException("未生成有效数据，请检查表达式依赖点是否有历史数据");
         }
@@ -325,7 +326,7 @@ public class EmsPointConfigServiceImpl implements IEmsPointConfigService {
         return String.format("已生成点位 %s 最近7天数据，共 %d 条", pointId, payloads.size());
     }
 
-    private List<InfluxPointDataWriter.PointWritePayload> buildCalcRecentPayloads(String siteId, String deviceId, String pointId, String expression) {
+    private List<InfluxPointDataWriter.PointWritePayload> buildCalcRecentPayloads(String siteId, String deviceId, String pointId, String expression, Integer decimalScale) {
         CompiledExpression compiledExpression = new CompiledExpression(expression);
         List<LocalDateTime> evaluateTimes = buildEvaluateTimes(expression);
         if (evaluateTimes.isEmpty()) {
@@ -348,7 +349,9 @@ public class EmsPointConfigServiceImpl implements IEmsPointConfigService {
             BigDecimal value;
             try {
                 prepareAutoPeriodDiffContextValues(expression, contextValues, evaluateTime, periodDiffStateMap);
-                value = compiledExpression.evaluate(contextValues).asNumber().setScale(4, RoundingMode.HALF_UP);
+                value = compiledExpression.evaluate(contextValues).asNumber();
+                int scale = (decimalScale != null && decimalScale >= 0) ? decimalScale : 4;
+                value = value.setScale(scale, RoundingMode.HALF_UP);
             } catch (IllegalArgumentException ex) {
                 continue;
             }
@@ -1758,6 +1761,7 @@ public class EmsPointConfigServiceImpl implements IEmsPointConfigService {
                 pointConfig.setModbusDataType(getString(valueList, headerIndex, "modbus_data_type"));
                 pointConfig.setModbusReadOrder(getInteger(valueList, headerIndex, "modbus_read_order", lineNo));
                 pointConfig.setModbusGroup(getString(valueList, headerIndex, "modbus_group"));
+                pointConfig.setDecimalScale(getInteger(valueList, headerIndex, "decimal_scale", lineNo));
                 pointConfig.setRemark(getString(valueList, headerIndex, "remark"));
                 normalizeAndValidatePointConfig(pointConfig);
                 applyCollectDefaultsForInsert(pointConfig);
@@ -1921,6 +1925,9 @@ public class EmsPointConfigServiceImpl implements IEmsPointConfigService {
             case "modbusgroup":
             case "modbus分组":
                 return "modbus_group";
+            case "decimalscale":
+            case "小数位数":
+                return "decimal_scale";
             case "remark":
             case "备注":
                 return "remark";
diff --git a/ems-system/src/main/java/com/xzzn/ems/service/impl/EmsStatsReportServiceImpl.java b/ems-system/src/main/java/com/xzzn/ems/service/impl/EmsStatsReportServiceImpl.java
index d730df3..ab873b9 100644
--- a/ems-system/src/main/java/com/xzzn/ems/service/impl/EmsStatsReportServiceImpl.java
+++ b/ems-system/src/main/java/com/xzzn/ems/service/impl/EmsStatsReportServiceImpl.java
@@ -28,6 +28,7 @@ import com.xzzn.ems.mapper.EmsDevicesSettingMapper;
 import com.xzzn.ems.mapper.EmsEnergyPriceConfigMapper;
 import com.xzzn.ems.mapper.EmsPcsDataMapper;
 import com.xzzn.ems.service.IEmsStatsReportService;
+import com.xzzn.ems.service.ISysBizRemarkService;
 
 import java.math.BigDecimal;
 import java.math.RoundingMode;
@@ -99,6 +100,40 @@ public class EmsStatsReportServiceImpl implements IEmsStatsReportService
     private EmsDailyEnergyDataMapper emsDailyEnergyDataMapper;
     @Autowired
     private EmsEnergyPriceConfigMapper emsEnergyPriceConfigMapper;
+    @Autowired
+    private ISysBizRemarkService sysBizRemarkService;
+
+    private static final String STATS_REPORT_BIZ_TYPE = "stats_report";
+    private static final String AMMETER_REPORT_KEY = "DBBB";
+    private static final String REVENUE_REPORT_KEY = "SYBB";
+
+    private String buildRemarkBizKey(String siteId, String dataTime) {
+        String safeSiteId = siteId == null ? "" : siteId.trim();
+        String safeDate = dataTime == null ? "" : dataTime.trim();
+        return safeSiteId + "_" + safeDate;
+    }
+
+    private void fillAmmeterRemarks(String siteId, String reportKey, List<AmmeterStatisListVo> rows) {
+        if (CollectionUtils.isEmpty(rows)) {
+            return;
+        }
+        List<String> bizKeys = rows.stream()
+                .map(row -> buildRemarkBizKey(siteId, row.getDataTime()))
+                .collect(Collectors.toList());
+        Map<String, String> remarkMap = sysBizRemarkService.getRemarkMap(STATS_REPORT_BIZ_TYPE, reportKey, bizKeys);
+        rows.forEach(row -> row.setRemark(remarkMap.getOrDefault(buildRemarkBizKey(siteId, row.getDataTime()), "")));
+    }
+
+    private void fillRevenueRemarks(String siteId, String reportKey, List<AmmeterRevenueStatisListVo> rows) {
+        if (CollectionUtils.isEmpty(rows)) {
+            return;
+        }
+        List<String> bizKeys = rows.stream()
+                .map(row -> buildRemarkBizKey(siteId, row.getDataTime()))
+                .collect(Collectors.toList());
+        Map<String, String> remarkMap = sysBizRemarkService.getRemarkMap(STATS_REPORT_BIZ_TYPE, reportKey, bizKeys);
+        rows.forEach(row -> row.setRemark(remarkMap.getOrDefault(buildRemarkBizKey(siteId, row.getDataTime()), "")));
+    }
 
     // 电量指标
     @Override
@@ -374,6 +409,7 @@ public class EmsStatsReportServiceImpl implements IEmsStatsReportService
             }
             dataList.add(totalVo);*/
 
+        fillAmmeterRemarks(requestVo.getSiteId(), AMMETER_REPORT_KEY, dataList);
         return dataList;
     }
 
@@ -447,6 +483,7 @@ public class EmsStatsReportServiceImpl implements IEmsStatsReportService
                 weatherMissingCount,
                 allPriceZeroCount);
 
+        fillRevenueRemarks(requestVo.getSiteId(), REVENUE_REPORT_KEY, resultList);
         return resultList;
     }
 
@@ -707,6 +744,8 @@ public class EmsStatsReportServiceImpl implements IEmsStatsReportService
         cell3.setCellValue("放电量");
         Cell cell4 = row1.createCell(11);
         cell4.setCellValue("效率");
+        Cell cell5Top = row1.createCell(12);
+        cell5Top.setCellValue("备注");
 
         // 合并充电量列
         CellRangeAddress mergeRegion1 = new CellRangeAddress(0, 0, 1, 5);
@@ -742,6 +781,8 @@ public class EmsStatsReportServiceImpl implements IEmsStatsReportService
         cell15.setCellValue("总");
         Cell cell16 = row2.createCell(11);
         cell16.setCellValue("");
+        Cell cell17 = row2.createCell(12);
+        cell17.setCellValue("备注");
 
         // 设置背景颜色
         CellStyle headerStyle = workbook.createCellStyle();
@@ -821,6 +862,8 @@ public class EmsStatsReportServiceImpl implements IEmsStatsReportService
             dataCell11.setCellValue(ammeterStatisVo.getReActiveTotalKwh().doubleValue());
             Cell dataCell12 = dataRow.createCell(11);
             dataCell12.setCellValue(ammeterStatisVo.getEffect().doubleValue());
+            Cell dataCell13 = dataRow.createCell(12);
+            dataCell13.setCellValue(ammeterStatisVo.getRemark() == null ? "" : ammeterStatisVo.getRemark());
 
             // 根据行号设置背景色
             if (i % 2 == 0) {
@@ -868,7 +911,9 @@ public class EmsStatsReportServiceImpl implements IEmsStatsReportService
         Cell cell3 = row1.createCell(8);
         cell3.setCellValue("放电价格");
         Cell cell4 = row1.createCell(13);
-        cell4.setCellValue("");
+        cell4.setCellValue("实际收益");
+        Cell cell5Top = row1.createCell(14);
+        cell5Top.setCellValue("备注");
 
         // 合并充电量列
         CellRangeAddress mergeRegion1 = new CellRangeAddress(0, 0, 3, 7);
@@ -908,6 +953,8 @@ public class EmsStatsReportServiceImpl implements IEmsStatsReportService
         cell17.setCellValue("总");
         Cell cell18 = row2.createCell(13);
         cell18.setCellValue("实际收益");
+        Cell cell19 = row2.createCell(14);
+        cell19.setCellValue("备注");
 
         // 设置背景颜色
         CellStyle headerStyle = workbook.createCellStyle();
@@ -1002,6 +1049,8 @@ public class EmsStatsReportServiceImpl implements IEmsStatsReportService
             dataCell13.setCellValue(ammeterRevenueStatisVo.getReActiveTotalPrice().doubleValue());
             Cell dataCell14 = dataRow.createCell(13);
             dataCell14.setCellValue(ammeterRevenueStatisVo.getActualRevenue().doubleValue());
+            Cell dataCell15 = dataRow.createCell(14);
+            dataCell15.setCellValue(ammeterRevenueStatisVo.getRemark() == null ? "" : ammeterRevenueStatisVo.getRemark());
 
             // 根据行号设置背景色
             if (i % 2 == 0) {
@@ -1059,6 +1108,8 @@ public class EmsStatsReportServiceImpl implements IEmsStatsReportService
             lastRowCell13.setCellValue(reActiveTotalPrice.doubleValue());
             Cell lastRowCell14 = lastRow.createCell(13);
             lastRowCell14.setCellValue(actualRevenue.doubleValue());
+            Cell lastRowCell15 = lastRow.createCell(14);
+            lastRowCell15.setCellValue("");
             Iterator<Cell> lastRowCellIterator = lastRow.cellIterator();
             while (lastRowCellIterator.hasNext()) {
                 int i = lastRowCellIterator.next().getColumnIndex();
diff --git a/ems-system/src/main/resources/mapper/ems/EmsDailyEnergyDataMapper.xml b/ems-system/src/main/resources/mapper/ems/EmsDailyEnergyDataMapper.xml
index dbcadb5..0785e57 100644
--- a/ems-system/src/main/resources/mapper/ems/EmsDailyEnergyDataMapper.xml
+++ b/ems-system/src/main/resources/mapper/ems/EmsDailyEnergyDataMapper.xml
@@ -346,7 +346,7 @@
         group by t.data_date,
                  COALESCE(c.is_workday, CASE WHEN WEEKDAY(t.data_date) &lt; 5 THEN 1 ELSE 0 END),
                  COALESCE(NULLIF(TRIM(w.weather_desc), ''), '--')
-        order by t.data_date desc
+        order by t.data_date asc
 
     </select>
 </mapper>
diff --git a/ems-system/src/main/resources/mapper/ems/EmsPointConfigMapper.xml b/ems-system/src/main/resources/mapper/ems/EmsPointConfigMapper.xml
index f3d1d68..5ff952f 100644
--- a/ems-system/src/main/resources/mapper/ems/EmsPointConfigMapper.xml
+++ b/ems-system/src/main/resources/mapper/ems/EmsPointConfigMapper.xml
@@ -28,6 +28,7 @@
         <result property="modbusDataType" column="modbus_data_type"/>
         <result property="modbusReadOrder" column="modbus_read_order"/>
         <result property="modbusGroup" column="modbus_group"/>
+        <result property="decimalScale" column="decimal_scale"/>
         <result property="createBy" column="create_by"/>
         <result property="createTime" column="create_time"/>
         <result property="updateBy" column="update_by"/>
@@ -39,7 +40,7 @@
         select id, point_id, site_id, device_category, device_id, point_name, data_key, point_desc, register_address,
                data_unit, data_a, data_k, data_b, data_bit, is_alarm, point_type, calc_expression,
                collect_enabled, collect_source, modbus_register_type, modbus_data_type, modbus_read_order, modbus_group,
-               create_by, create_time, update_by, update_time, remark
+               decimal_scale, create_by, create_time, update_by, update_time, remark
         from ems_point_config
     </sql>
 
@@ -92,6 +93,7 @@
             <if test="modbusDataType != null">modbus_data_type,</if>
             <if test="modbusReadOrder != null">modbus_read_order,</if>
             <if test="modbusGroup != null">modbus_group,</if>
+            <if test="decimalScale != null">decimal_scale,</if>
             <if test="createBy != null">create_by,</if>
             <if test="createTime != null">create_time,</if>
             <if test="updateBy != null">update_by,</if>
@@ -121,6 +123,7 @@
             <if test="modbusDataType != null">#{modbusDataType},</if>
             <if test="modbusReadOrder != null">#{modbusReadOrder},</if>
             <if test="modbusGroup != null">#{modbusGroup},</if>
+            <if test="decimalScale != null">#{decimalScale},</if>
             <if test="createBy != null">#{createBy},</if>
             <if test="createTime != null">#{createTime},</if>
             <if test="updateBy != null">#{updateBy},</if>
@@ -134,7 +137,7 @@
             point_id, site_id, device_category, device_id, point_name, data_key, point_desc, register_address,
             data_unit, data_a, data_k, data_b, data_bit, is_alarm, point_type, calc_expression,
             collect_enabled, collect_source, modbus_register_type, modbus_data_type, modbus_read_order, modbus_group,
-            create_by, create_time, update_by, update_time, remark
+            decimal_scale, create_by, create_time, update_by, update_time, remark
         )
         values
         <foreach collection="list" item="item" separator=",">
@@ -161,6 +164,7 @@
                 #{item.modbusDataType},
                 #{item.modbusReadOrder},
                 #{item.modbusGroup},
+                #{item.decimalScale},
                 #{item.createBy},
                 now(),
                 #{item.updateBy},
@@ -195,6 +199,7 @@
             <if test="modbusDataType != null">modbus_data_type = #{modbusDataType},</if>
             <if test="modbusReadOrder != null">modbus_read_order = #{modbusReadOrder},</if>
             <if test="modbusGroup != null">modbus_group = #{modbusGroup},</if>
+            <if test="decimalScale != null">decimal_scale = #{decimalScale},</if>
             <if test="updateBy != null">update_by = #{updateBy},</if>
             <if test="updateTime != null">update_time = #{updateTime},</if>
             <if test="remark != null">remark = #{remark},</if>
@@ -226,6 +231,7 @@
             modbus_data_type = #{modbusDataType},
             modbus_read_order = #{modbusReadOrder},
             modbus_group = #{modbusGroup},
+            decimal_scale = #{decimalScale},
             update_by = #{updateBy},
             update_time = now(),
             remark = #{remark}
@@ -259,13 +265,13 @@
             point_id, site_id, device_category, device_id, point_name, data_key, point_desc, register_address,
             data_unit, data_a, data_k, data_b, data_bit, is_alarm, point_type, calc_expression,
             collect_enabled, collect_source, modbus_register_type, modbus_data_type, modbus_read_order, modbus_group,
-            create_by, create_time, update_by, update_time, remark
+            decimal_scale, create_by, create_time, update_by, update_time, remark
         )
         select
             concat('PT_', replace(uuid(), '-', '')), #{targetSiteId}, device_category, device_id, point_name, data_key, point_desc, register_address,
             data_unit, data_a, data_k, data_b, data_bit, is_alarm, point_type, calc_expression,
             collect_enabled, collect_source, modbus_register_type, modbus_data_type, modbus_read_order, modbus_group,
-            #{operName}, now(), #{operName}, now(), remark
+            decimal_scale, #{operName}, now(), #{operName}, now(), remark
         from ems_point_config
         where site_id = #{templateSiteId}
     </insert>
diff --git a/ems-system/src/main/resources/mapper/ems/EmsSiteMonitorPointMatchMapper.xml b/ems-system/src/main/resources/mapper/ems/EmsSiteMonitorPointMatchMapper.xml
index e01124b..3f520d1 100644
--- a/ems-system/src/main/resources/mapper/ems/EmsSiteMonitorPointMatchMapper.xml
+++ b/ems-system/src/main/resources/mapper/ems/EmsSiteMonitorPointMatchMapper.xml
@@ -54,4 +54,14 @@
         </foreach>
     </insert>
 
+    <update id="updateEmsSiteMonitorPointMatch" parameterType="com.xzzn.ems.domain.EmsSiteMonitorPointMatch">
+        update ems_site_monitor_point_match
+        set data_point = #{dataPoint},
+            fixed_data_point = #{fixedDataPoint},
+            use_fixed_display = #{useFixedDisplay},
+            update_by = #{updateBy},
+            update_time = now()
+        where id = #{id}
+    </update>
+
 </mapper>