diff --git a/SGGL/BLL/HSSE/InformationProject/LawRegulationIdentifyService.cs b/SGGL/BLL/HSSE/InformationProject/LawRegulationIdentifyService.cs
index 3d504b0f..a6377eea 100644
--- a/SGGL/BLL/HSSE/InformationProject/LawRegulationIdentifyService.cs
+++ b/SGGL/BLL/HSSE/InformationProject/LawRegulationIdentifyService.cs
@@ -49,21 +49,23 @@ namespace BLL
         /// <param name="lawRegulationIdentify">法律法规辨识实体</param>
         public static void UpdateLawRegulationIdentify(Model.Law_LawRegulationIdentify lawRegulationIdentify)
         {
-            Model.SGGLDB db = Funs.DB;
-            Model.Law_LawRegulationIdentify newLawRegulationIdentify = db.Law_LawRegulationIdentify.FirstOrDefault(e => e.LawRegulationIdentifyId == lawRegulationIdentify.LawRegulationIdentifyId);
-            if (newLawRegulationIdentify != null)
+            using (Model.SGGLDB db = new Model.SGGLDB(Funs.ConnString))
             {
-                newLawRegulationIdentify.VersionNumber = lawRegulationIdentify.VersionNumber;
-                newLawRegulationIdentify.ProjectId = lawRegulationIdentify.ProjectId;
-                newLawRegulationIdentify.IdentifyPerson = lawRegulationIdentify.IdentifyPerson;
-                newLawRegulationIdentify.IdentifyDate = lawRegulationIdentify.IdentifyDate;
-                newLawRegulationIdentify.ManagerContent = lawRegulationIdentify.ManagerContent;
-                newLawRegulationIdentify.IdentifyConclude = lawRegulationIdentify.IdentifyConclude;
-                newLawRegulationIdentify.States = lawRegulationIdentify.States;
-                newLawRegulationIdentify.GroupMember = lawRegulationIdentify.GroupMember;
-                newLawRegulationIdentify.Remark = lawRegulationIdentify.Remark;
-                newLawRegulationIdentify.UpdateDate = lawRegulationIdentify.UpdateDate;
-                db.SubmitChanges();
+                Model.Law_LawRegulationIdentify newLawRegulationIdentify = db.Law_LawRegulationIdentify.FirstOrDefault(e => e.LawRegulationIdentifyId == lawRegulationIdentify.LawRegulationIdentifyId);
+                if (newLawRegulationIdentify != null)
+                {
+                    newLawRegulationIdentify.VersionNumber = lawRegulationIdentify.VersionNumber;
+                    newLawRegulationIdentify.ProjectId = lawRegulationIdentify.ProjectId;
+                    newLawRegulationIdentify.IdentifyPerson = lawRegulationIdentify.IdentifyPerson;
+                    newLawRegulationIdentify.IdentifyDate = lawRegulationIdentify.IdentifyDate;
+                    newLawRegulationIdentify.ManagerContent = lawRegulationIdentify.ManagerContent;
+                    newLawRegulationIdentify.IdentifyConclude = lawRegulationIdentify.IdentifyConclude;
+                    newLawRegulationIdentify.States = lawRegulationIdentify.States;
+                    newLawRegulationIdentify.GroupMember = lawRegulationIdentify.GroupMember;
+                    newLawRegulationIdentify.Remark = lawRegulationIdentify.Remark;
+                    newLawRegulationIdentify.UpdateDate = lawRegulationIdentify.UpdateDate;
+                    db.SubmitChanges();
+                }
             }
         }