diff --git a/rdms-project/rdms-project-boot/src/main/java/com/njcn/rdms/module/project/service/workreport/export/WorkReportContentExportService.java b/rdms-project/rdms-project-boot/src/main/java/com/njcn/rdms/module/project/service/workreport/export/WorkReportContentExportService.java
index 0a526d9..1b45936 100644
--- a/rdms-project/rdms-project-boot/src/main/java/com/njcn/rdms/module/project/service/workreport/export/WorkReportContentExportService.java
+++ b/rdms-project/rdms-project-boot/src/main/java/com/njcn/rdms/module/project/service/workreport/export/WorkReportContentExportService.java
@@ -39,6 +39,7 @@ import java.math.BigInteger;
 import java.time.LocalDate;
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
+import java.time.temporal.IsoFields;
 import java.util.*;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipOutputStream;
@@ -187,7 +188,8 @@ public class WorkReportContentExportService {
             replacePlaceholders(document, buildWeeklyTemplateData(report));
             renderPersonalReviewTable(document, report.getReviewItems());
             renderPersonalPlanTable(document, report.getPlanItems());
-            return new DocumentContent(buildFilename("个人周报", report.getReporterName(), report.getPeriodLabel()),
+            return new DocumentContent(buildWeeklyFilename("个人周报", report.getReporterName(),
+                    report.getPeriodStartDate(), report.getPeriodLabel()),
                     toBytes(document));
         } catch (IOException | Docx4JException e) {
             throw new IllegalStateException("生成周报模板导出文件失败", e);
@@ -214,7 +216,8 @@ public class WorkReportContentExportService {
 
             addSectionTitle(document, "下周期重点工作计划");
             addPersonalPlanTable(document, report.getPlanItems(), false);
-            return new DocumentContent(buildFilename("个人周报", report.getReporterName(), report.getPeriodLabel()),
+            return new DocumentContent(buildWeeklyFilename("个人周报", report.getReporterName(),
+                    report.getPeriodStartDate(), report.getPeriodLabel()),
                     toBytes(document));
         } catch (Docx4JException | IOException e) {
             throw new IllegalStateException("生成周报导出文件失败", e);
@@ -1821,6 +1824,16 @@ public class WorkReportContentExportService {
         return sanitizeFilename(reportTypeName + "_" + text(ownerName) + "_" + text(periodLabel)) + ".docx";
     }
 
+    private String buildWeeklyFilename(String reportTypeName, String ownerName, LocalDate periodStartDate, String periodLabel) {
+        if (periodStartDate == null) {
+            return buildFilename(reportTypeName, ownerName, periodLabel);
+        }
+        int weekBasedYear = periodStartDate.get(IsoFields.WEEK_BASED_YEAR);
+        int weekOfYear = periodStartDate.get(IsoFields.WEEK_OF_WEEK_BASED_YEAR);
+        return sanitizeFilename(reportTypeName + "_" + text(ownerName) + "_"
+                + weekBasedYear + "年第" + weekOfYear + "周") + ".docx";
+    }
+
     private String sanitizeFilename(String filename) {
         return filename.replaceAll("[\\\\/:*?\"<>|\\r\\n]+", "_");
     }
@@ -1866,4 +1879,4 @@ public class WorkReportContentExportService {
 
     private record DocumentContent(String filename, byte[] content) {
     }
-}
\ No newline at end of file
+}