diff --git a/Src/Dlhis.Basic/WorkGrids/Services/Implements/WorkGridService.cs b/Src/Dlhis.Basic/WorkGrids/Services/Implements/WorkGridService.cs
index 6c05e6a8..d816a3b9 100644
--- a/Src/Dlhis.Basic/WorkGrids/Services/Implements/WorkGridService.cs
+++ b/Src/Dlhis.Basic/WorkGrids/Services/Implements/WorkGridService.cs
@@ -76,11 +76,21 @@ public class WorkGridService : IWorkGridService
     /// <inheritdoc />
     public async Task SaveAsync(List<WorkGridSaveRequest> requests)
     {
+        var factory = _currentUser.GetStringTenantId();
+
         var insertGrids = new List<string>();
         var updateGrids = new List<string>();
 
         var leaderUserCodes = requests.Select(x => x.LeaderUserCode).Distinct().ToList();
-        var existsUserCodes = await _dbContext.Queryable<GainfoEntity>().Where(x => leaderUserCodes.Contains(x.Code)).Select(x => x.Code).ToListAsync();
+        var existsUserInfos = await _dbContext.Queryable<GainfoEntity>()
+            .Where(x => leaderUserCodes.Contains(x.Code))
+            .Select(x => new { x.Code, x.Factory })
+            .ToListAsync();
+
+        var excludeCodes = existsUserInfos.Where(x => x.Factory != factory).Select(x => x.Code).ToList();
+        excludeCodes.ThrowIfExists($"工号:{excludeCodes.Join(",")}不属于当前厂区");
+
+        var existsUserCodes = existsUserInfos.Select(x => x.Code).ToList();
         var notExistsUserCodes = leaderUserCodes.Except(existsUserCodes).ToList();
         notExistsUserCodes.ThrowIfExists($"工号:{notExistsUserCodes.Join(",")}不存在");