diff --git a/ruoyi-modules/ruoyi-oa/src/main/java/org/dromara/oa/erp/service/impl/ErpProjectAcceptanceServiceImpl.java b/ruoyi-modules/ruoyi-oa/src/main/java/org/dromara/oa/erp/service/impl/ErpProjectAcceptanceServiceImpl.java
index 277be155..818e2ee6 100644
--- a/ruoyi-modules/ruoyi-oa/src/main/java/org/dromara/oa/erp/service/impl/ErpProjectAcceptanceServiceImpl.java
+++ b/ruoyi-modules/ruoyi-oa/src/main/java/org/dromara/oa/erp/service/impl/ErpProjectAcceptanceServiceImpl.java
@@ -57,10 +57,15 @@ public class ErpProjectAcceptanceServiceImpl implements IErpProjectAcceptanceSer
     private static final String ACCEPTANCE_CODE_RULE = "1008";
 
     /**
-     * 项目计划阶段-验收（字典 project_phases，与台账报表 acceptance_* 列一致）
+     * 项目计划阶段-验收（字典 project_phases）
      */
     private static final String PROJECT_PHASE_ACCEPTANCE = "8";
 
+    /**
+     * 项目计划阶段-质保（字典 project_phases）
+     */
+    private static final String PROJECT_PHASE_WARRANTY = "9";
+
     private final ErpProjectAcceptanceMapper baseMapper;
     private final ErpProjectInfoMapper projectInfoMapper;
     private final ErpProjectPlanStageMapper projectPlanStageMapper;
@@ -344,7 +349,7 @@ public class ErpProjectAcceptanceServiceImpl implements IErpProjectAcceptanceSer
                     acceptance.setAcceptanceStatus(OAStatusEnum.APPROVING.getStatus());
                 } else if (Objects.equals(processEvent.getStatus(), BusinessStatusEnum.FINISH.getStatus())) {
                     acceptance.setAcceptanceStatus(OAStatusEnum.COMPLETED.getStatus());
-                    // 审批完成后：更新项目状态为已验收；将计划「验收」阶段实际完成时间写入验收日期
+                    // 审批完成后：更新项目状态为已验收；验收阶段实际完成时间、质保阶段实际开始时间均取实际验收日期
                     Long projectId = acceptance.getProjectId();
                     if (projectId != null) {
                         ErpProjectInfo projectInfo = projectInfoMapper.selectById(projectId);
@@ -354,11 +359,16 @@ public class ErpProjectAcceptanceServiceImpl implements IErpProjectAcceptanceSer
                         }
                         Date acceptanceDate = acceptance.getAcceptanceDate();
                         if (acceptanceDate != null) {
-                            ErpProjectPlanStage stageUpdate = new ErpProjectPlanStage();
-                            stageUpdate.setRealEndTime(acceptanceDate);
-                            projectPlanStageMapper.update(stageUpdate, Wrappers.lambdaUpdate(ErpProjectPlanStage.class)
+                            ErpProjectPlanStage acceptanceStage = new ErpProjectPlanStage();
+                            acceptanceStage.setRealEndTime(acceptanceDate);
+                            projectPlanStageMapper.update(acceptanceStage, Wrappers.lambdaUpdate(ErpProjectPlanStage.class)
                                 .eq(ErpProjectPlanStage::getProjectId, projectId)
                                 .eq(ErpProjectPlanStage::getProjectPhases, PROJECT_PHASE_ACCEPTANCE));
+                            ErpProjectPlanStage warrantyStage = new ErpProjectPlanStage();
+                            warrantyStage.setRealStartTime(acceptanceDate);
+                            projectPlanStageMapper.update(warrantyStage, Wrappers.lambdaUpdate(ErpProjectPlanStage.class)
+                                .eq(ErpProjectPlanStage::getProjectId, projectId)
+                                .eq(ErpProjectPlanStage::getProjectPhases, PROJECT_PHASE_WARRANTY));
                         }
                     }
                     log.info("项目验收确认完成: acceptanceId={}", acceptance.getAcceptanceId());