diff --git a/hz-pm-api/src/main/java/com/hz/pm/api/projectlib/helper/ProjectChangeStopHelper.java b/hz-pm-api/src/main/java/com/hz/pm/api/projectlib/helper/ProjectChangeStopHelper.java
index 44e95be..64c2acc 100644
--- a/hz-pm-api/src/main/java/com/hz/pm/api/projectlib/helper/ProjectChangeStopHelper.java
+++ b/hz-pm-api/src/main/java/com/hz/pm/api/projectlib/helper/ProjectChangeStopHelper.java
@@ -21,7 +21,6 @@ import com.hz.pm.api.projectdeclared.service.IProjectChangeHistoryService;
 import com.hz.pm.api.projectdeclared.service.IPurchaseService;
 import com.hz.pm.api.projectdeclared.utils.BeanDiffUtil.FieldDiff;
 import com.hz.pm.api.projectlib.entity.PurchaseStatusChange;
-import com.hz.pm.api.projectlib.manage.ProjectGovSystemReplaceInfoManage;
 import com.hz.pm.api.projectlib.manage.ProjectLibManage;
 import com.hz.pm.api.projectlib.model.dto.ProjectDTO;
 import com.hz.pm.api.projectlib.model.entity.Project;
@@ -34,11 +33,11 @@ import com.ningdatech.basic.exception.BizException;
 import com.ningdatech.basic.util.CollUtils;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Component;
+import org.springframework.transaction.annotation.Transactional;
 
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
-import java.util.function.Function;
 
 /**
  * <p>
@@ -59,7 +58,6 @@ public class ProjectChangeStopHelper {
     private final IOperationService operationService;
     private final IContractService contractService;
     private final IProjectService projectService;
-    private final ProjectGovSystemReplaceInfoManage projectGovSystemReplaceInfoManage;
     private final ProjectLibManage projectLibManage;
 
     /**
@@ -68,6 +66,7 @@ public class ProjectChangeStopHelper {
      * @param project 项目
      * @param event   event
      */
+    @Transactional(rollbackFor = Exception.class)
     public void changeProjectPurchaseStatus(Project project, ProjectStateChangeEvent event) {
         TenderStateChangeEvent tenderEvent = TenderStateChangeEvent.valueOf(event.name());
         ProjectStateChangeEvent beforeEvent;
@@ -219,22 +218,17 @@ public class ProjectChangeStopHelper {
         List<FieldDiff> projectDiffs = projectEdit.getProjectDiffs();
         if (projectDiffs != null && !projectDiffs.isEmpty()) {
             ProjectDTO projectDetail = projectEdit.getProject();
-            LambdaUpdateWrapper<Project> wrapper = Wrappers.lambdaUpdate(Project.class);
-            projectDiffs.forEach(fieldDiff -> {
-                String fieldName = fieldDiff.getFieldName();
-                Object newValue = fieldDiff.getNewValue();
-                Function<Project, Object> reference = MethodReferenceUtil.getReference(Project.class, fieldName);
-                if (reference != null) {
-                    wrapper.set((SFunction<Project, Object>) reference, newValue);
-                }
-                if (ProjectDTO.SYSTEM_REPLACE_INFOS.equals(fieldName)) {
-                    projectLibManage.saveGovSystemReplaceInfos(projectDetail.getId(),
-                            projectDetail.getProjectCode(),
-                            projectDetail.getSystemReplaceInfos());
-                }
-            });
-            wrapper.eq(Project::getId, projectDetail.getId());
-            projectService.update(wrapper);
+            FieldDiff systemReplaceInfos = CollUtil.findOne(projectDiffs,
+                    w -> w.getFieldName().equals(ProjectDTO.SYSTEM_REPLACE_INFOS));
+            if (systemReplaceInfos != null) {
+                projectLibManage.saveGovSystemReplaceInfos(projectDetail.getId(),
+                        projectDetail.getProjectCode(), projectDetail.getSystemReplaceInfos());
+            }
+            LambdaUpdateWrapper<Project> wrapper = buildWrapper(projectDiffs, Project.class);
+            if (wrapper != null) {
+                wrapper.eq(Project::getId, projectDetail.getId());
+                projectService.update(wrapper);
+            }
         }
         List<PurchaseEditDTO> purchases = projectEdit.getPurchases();
         if (CollUtil.isNotEmpty(purchases)) {
@@ -242,50 +236,53 @@ public class ProjectChangeStopHelper {
                 List<FieldDiff> purchaseDiffs = purchaseEdit.getPurchaseDiffs();
                 if (CollUtil.isNotEmpty(purchaseDiffs)) {
                     PurchaseDTO purchaseDetail = purchaseEdit.getPurchase();
-                    LambdaUpdateWrapper<Purchase> wrapper = Wrappers.lambdaUpdate(Purchase.class);
-                    purchaseDiffs.forEach(fieldDiff -> {
-                        String fieldName = fieldDiff.getFieldName();
-                        Object newValue = fieldDiff.getNewValue();
-                        Function<Purchase, Object> reference = MethodReferenceUtil.getReference(Purchase.class, fieldName);
-                        if (reference != null) {
-                            wrapper.set((SFunction<Purchase, Object>) reference, newValue);
-                        }
-                    });
-                    wrapper.eq(Purchase::getId, purchaseDetail.getId());
-                    purchaseService.update(wrapper);
+                    LambdaUpdateWrapper<Purchase> wrapper = buildWrapper(purchaseDiffs, Purchase.class);
+                    if (wrapper != null) {
+                        wrapper.eq(Purchase::getId, purchaseDetail.getId());
+                        purchaseService.update(wrapper);
+                    }
                 }
                 List<FieldDiff> contractDiffs = purchaseEdit.getContractDiffs();
                 if (CollUtil.isNotEmpty(contractDiffs)) {
                     ContractDTO contractDetail = purchaseEdit.getContract();
-                    LambdaUpdateWrapper<Contract> wrapper = Wrappers.lambdaUpdate(Contract.class);
-                    contractDiffs.forEach(fieldDiff -> {
-                        String fieldName = fieldDiff.getFieldName();
-                        Object newValue = fieldDiff.getNewValue();
-                        Function<Contract, Object> reference = MethodReferenceUtil.getReference(Contract.class, fieldName);
-                        if (reference != null) {
-                            wrapper.set((SFunction<Contract, Object>) reference, newValue);
-                        }
-                    });
-                    wrapper.eq(Contract::getId, contractDetail.getId());
-                    contractService.update(wrapper);
+                    LambdaUpdateWrapper<Contract> wrapper = buildWrapper(contractDiffs, Contract.class);
+                    if (wrapper != null) {
+                        wrapper.eq(Contract::getId, contractDetail.getId());
+                        contractService.update(wrapper);
+                    }
                 }
                 List<FieldDiff> operationDiffs = purchaseEdit.getOperationDiffs();
                 if (CollUtil.isNotEmpty(operationDiffs)) {
                     OperationDTO operationDetail = purchaseEdit.getOperation();
-                    LambdaUpdateWrapper<Operation> wrapper = Wrappers.lambdaUpdate(Operation.class);
-                    operationDiffs.forEach(fieldDiff -> {
-                        String fieldName = fieldDiff.getFieldName();
-                        Object newValue = fieldDiff.getNewValue();
-                        Function<Operation, Object> reference = MethodReferenceUtil.getReference(Operation.class, fieldName);
-                        if (reference != null) {
-                            wrapper.set((SFunction<Operation, Object>) reference, newValue);
-                        }
-                    });
-                    wrapper.eq(Operation::getId, operationDetail.getId());
-                    operationService.update(wrapper);
+                    LambdaUpdateWrapper<Operation> wrapper = buildWrapper(operationDiffs, Operation.class);
+                    if (wrapper != null) {
+                        wrapper.eq(Operation::getId, operationDetail.getId());
+                        operationService.update(wrapper);
+                    }
                 }
             }
         }
     }
 
+    private <T> LambdaUpdateWrapper<T> buildWrapper(List<FieldDiff> diffs,
+                                                    Class<T> clazz) {
+        LambdaUpdateWrapper<T> wrapper = Wrappers.lambdaUpdate(clazz);
+        boolean hasFieldChanged = false;
+        for (FieldDiff fieldDiff : diffs) {
+            String fieldName = fieldDiff.getFieldName();
+            Object newValue = fieldDiff.getNewValue();
+            SFunction<T, Object> reference = getReference(clazz, fieldName);
+            if (reference != null) {
+                hasFieldChanged = true;
+                wrapper.set(reference, newValue);
+            }
+        }
+        return hasFieldChanged ? wrapper : null;
+    }
+
+
+    private <T> SFunction<T, Object> getReference(Class<T> clazz, String fieldName) {
+        return (SFunction<T, Object>) MethodReferenceUtil.getReference(clazz, fieldName);
+    }
+
 }