diff --git a/ruoyi-modules/ruoyi-oa/src/main/java/org/dromara/oa/crm/service/impl/CrmQuoteInfoServiceImpl.java b/ruoyi-modules/ruoyi-oa/src/main/java/org/dromara/oa/crm/service/impl/CrmQuoteInfoServiceImpl.java
index ecd6c3b7..951cffce 100644
--- a/ruoyi-modules/ruoyi-oa/src/main/java/org/dromara/oa/crm/service/impl/CrmQuoteInfoServiceImpl.java
+++ b/ruoyi-modules/ruoyi-oa/src/main/java/org/dromara/oa/crm/service/impl/CrmQuoteInfoServiceImpl.java
@@ -288,7 +288,13 @@ public class CrmQuoteInfoServiceImpl implements ICrmQuoteInfoService {
     @Transactional(rollbackFor = Exception.class)
     public Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid) {
         if(isValid){
-            //TODO 做一些业务上的校验,判断是否需要校验
+            // 仅允许删除暂存状态的报价单，防止审批中/已完成记录被误删
+            List<CrmQuoteInfo> list = baseMapper.selectBatchIds(ids);
+            for (CrmQuoteInfo item : list) {
+                if (!OAStatusEnum.DRAFT.getStatus().equals(item.getQuoteStatus())) {
+                    throw new ServiceException("只能删除暂存状态的报价单");
+                }
+            }
         }
         // 先删除子表
         int delete = quoteMaterialMapper.delete(Wrappers.<CrmQuoteMaterial>lambdaQuery().in(CrmQuoteMaterial::getQuoteId, ids));
@@ -438,7 +444,7 @@ public class CrmQuoteInfoServiceImpl implements ICrmQuoteInfoService {
 
             Map<String, Object> params = processEvent.getParams();
             if (MapUtil.isNotEmpty(params)) {
-                // 预留：当前节点办理人
+                // 当前节点办理人
                 String handler = Convert.toStr(params.get("handler"));
             }
 
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 d5c1cd50..a95e8532 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
@@ -219,7 +219,13 @@ public class ErpProjectAcceptanceServiceImpl implements IErpProjectAcceptanceSer
     @Override
     public Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid) {
         if(isValid){
-            //TODO 做一些业务上的校验,判断是否需要校验
+            // 仅允许删除暂存状态的数据，避免审批中/已完成记录被误删
+            List<ErpProjectAcceptance> list = baseMapper.selectBatchIds(ids);
+            for (ErpProjectAcceptance item : list) {
+                if (!OAStatusEnum.DRAFT.getStatus().equals(item.getAcceptanceStatus())) {
+                    throw new ServiceException("只能删除暂存状态的项目验收确认记录");
+                }
+            }
         }
         return baseMapper.deleteByIds(ids) > 0;
     }
diff --git a/ruoyi-modules/ruoyi-oa/src/main/java/org/dromara/oa/erp/service/impl/ErpProjectPlanServiceImpl.java b/ruoyi-modules/ruoyi-oa/src/main/java/org/dromara/oa/erp/service/impl/ErpProjectPlanServiceImpl.java
index 94f3ad7a..9f53bfa5 100644
--- a/ruoyi-modules/ruoyi-oa/src/main/java/org/dromara/oa/erp/service/impl/ErpProjectPlanServiceImpl.java
+++ b/ruoyi-modules/ruoyi-oa/src/main/java/org/dromara/oa/erp/service/impl/ErpProjectPlanServiceImpl.java
@@ -20,7 +20,6 @@ import org.dromara.common.mybatis.core.page.PageQuery;
 import org.dromara.common.mybatis.core.page.TableDataInfo;
 import org.dromara.common.satoken.utils.LoginHelper;
 import org.dromara.common.tenant.helper.TenantHelper;
-import org.dromara.oa.erp.domain.ErpProjectInfo;
 import org.dromara.oa.erp.domain.ErpProjectPlan;
 import org.dromara.oa.erp.domain.ErpProjectPlanStage;
 import org.dromara.oa.erp.domain.bo.ErpProjectPlanBo;
@@ -308,7 +307,13 @@ public class ErpProjectPlanServiceImpl implements IErpProjectPlanService {
     @GlobalTransactional(rollbackFor = Exception.class)
     public Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid) {
         if (isValid) {
-            //TODO 做一些业务上的校验,判断是否需要校验
+            // 仅允许删除暂存状态的计划，审批中/已完成禁止删除
+            List<ErpProjectPlan> plans = baseMapper.selectBatchIds(ids);
+            for (ErpProjectPlan plan : plans) {
+                if (!OAStatusEnum.DRAFT.getStatus().equals(plan.getProjectPlanStatus())) {
+                    throw new ServiceException("只能删除暂存状态的项目计划");
+                }
+            }
         }
         // 先删除子表
         planStageMapper.delete(Wrappers.<ErpProjectPlanStage>lambdaQuery()
diff --git a/ruoyi-modules/ruoyi-oa/src/main/java/org/dromara/oa/erp/service/impl/ErpProjectReceivingServiceImpl.java b/ruoyi-modules/ruoyi-oa/src/main/java/org/dromara/oa/erp/service/impl/ErpProjectReceivingServiceImpl.java
index 3b759843..7bf2298c 100644
--- a/ruoyi-modules/ruoyi-oa/src/main/java/org/dromara/oa/erp/service/impl/ErpProjectReceivingServiceImpl.java
+++ b/ruoyi-modules/ruoyi-oa/src/main/java/org/dromara/oa/erp/service/impl/ErpProjectReceivingServiceImpl.java
@@ -215,7 +215,13 @@ public class ErpProjectReceivingServiceImpl implements IErpProjectReceivingServi
     @Override
     public Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid) {
         if(isValid){
-            //TODO 做一些业务上的校验,判断是否需要校验
+            // 仅允许删除暂存状态的收货确认，防止审批中/完成数据被误删
+            List<ErpProjectReceiving> list = baseMapper.selectBatchIds(ids);
+            for (ErpProjectReceiving item : list) {
+                if (!OAStatusEnum.DRAFT.getStatus().equals(item.getReceivingStatus())) {
+                    throw new ServiceException("只能删除暂存状态的项目收货确认记录");
+                }
+            }
         }
         return baseMapper.deleteByIds(ids) > 0;
     }
diff --git a/ruoyi-modules/ruoyi-wms/src/main/java/org/dromara/wms/service/impl/WmsShippingBillServiceImpl.java b/ruoyi-modules/ruoyi-wms/src/main/java/org/dromara/wms/service/impl/WmsShippingBillServiceImpl.java
index ba57d569..aad264a5 100644
--- a/ruoyi-modules/ruoyi-wms/src/main/java/org/dromara/wms/service/impl/WmsShippingBillServiceImpl.java
+++ b/ruoyi-modules/ruoyi-wms/src/main/java/org/dromara/wms/service/impl/WmsShippingBillServiceImpl.java
@@ -255,7 +255,13 @@ public class WmsShippingBillServiceImpl implements IWmsShippingBillService {
     @Transactional(rollbackFor = Exception.class)
     public Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid) {
         if (isValid) {
-            //TODO 做一些业务上的校验,判断是否需要校验
+            // 仅允许删除暂存状态的发货单，防止审批中/已完成记录被误删
+            List<WmsShippingBill> list = baseMapper.selectBatchIds(ids);
+            for (WmsShippingBill bill : list) {
+                if (!OAStatusEnum.DRAFT.getStatus().equals(bill.getShippingStatus())) {
+                    throw new ServiceException("只能删除暂存状态的发货单");
+                }
+            }
         }
         // 先删除子表明细
         detailsMapper.delete(Wrappers.<WmsShippingDetails>lambdaUpdate()