diff --git a/business/jxstore/cms/sync_store_sku.go b/business/jxstore/cms/sync_store_sku.go
index f9b9bb45b..f81426d38 100644
--- a/business/jxstore/cms/sync_store_sku.go
+++ b/business/jxstore/cms/sync_store_sku.go
@@ -218,6 +218,12 @@ func sku2Update(vendorID int, sku *dao.StoreSkuSyncInfo, syncStatus int8) (item
 			// 	kvs[model.FieldDeletedAt] = time.Now()
 			// }
 		}
+	} else if syncStatus&model.SyncFlagStockMask != 0 {
+		if isStoreSkuSyncNeedDelete(sku) {
+			sku.StoreSkuSyncStatus = 0
+		} else {
+			sku.StoreSkuSyncStatus = sku.StoreSkuSyncStatus & (model.SyncFlagPriceMask | model.SyncFlagSaleMask)
+		}
 	} else {
 		sku.StoreSkuSyncStatus = sku.StoreSkuSyncStatus & ^syncStatus
 	}
@@ -287,6 +293,7 @@ func syncStoreSkuNew(ctx *jxcontext.Context, parentTask tasksch.ITask, isFull bo
 		} else if model.IsSyncStatusNew(sku.StoreSkuSyncStatus) {
 			calVendorPrice4StoreSku(sku, storeDetail.PricePercentagePackObj, int(storeDetail.PricePercentage))
 			if singleStoreHandler == nil {
+				sku.StoreSkuSyncStatus |= model.SyncFlagSaleMask | model.SyncFlagPriceMask
 				bareSku = storeSkuSyncInfo2Bare(calVendorPrice4StoreSku(sku, storeDetail.PricePercentagePackObj, int(storeDetail.PricePercentage)))
 				stockList = append(stockList, bareSku)
 				priceList = append(priceList, bareSku)
@@ -418,7 +425,7 @@ func syncStoreSkuNew(ctx *jxcontext.Context, parentTask tasksch.ITask, isFull bo
 								successList = batchedStoreSkuList
 							}
 							if k == 0 && len(successList) > 0 {
-								updateStoreSku(dao.GetDB(), vendorID, bareSku2Sync(successList), model.SyncFlagModifiedMask) // ?
+								updateStoreSku(dao.GetDB(), vendorID, bareSku2Sync(successList), model.SyncFlagStockMask)
 							}
 							return nil, len(successList), err
 						}, ctx, task, list, storeSkuHandler.GetStoreSkusBatchSize(partner.FuncUpdateStoreSkusStock), isContinueWhenError)
diff --git a/business/model/model.go b/business/model/model.go
index c8c2ca3e5..f7d383c51 100644
--- a/business/model/model.go
+++ b/business/model/model.go
@@ -73,9 +73,10 @@ const (
 
 	SyncFlagSaleMask  = 8  // 改了门店商品可售状态必须设置此标志
 	SyncFlagPriceMask = 16 // 改了门店商品价格必须设置此标志
-	SyncFlagSpecMask  = 32
+	SyncFlagStockMask = 32 // 修改库存同步标识，当前只有多门店平台才会用到
+	SyncFlagSpecMask  = 64 // 原值32
 
-	SyncFlagStoreSkuOnlyMask     = SyncFlagSaleMask | SyncFlagPriceMask
+	SyncFlagStoreSkuOnlyMask     = SyncFlagSaleMask | SyncFlagPriceMask | SyncFlagStockMask
 	SyncFlagStoreSkuModifiedMask = SyncFlagStoreSkuOnlyMask | SyncFlagModifiedMask
 	SyncFlagChangedMask          = SyncFlagSpecMask | SyncFlagNewMask | SyncFlagDeletedMask | SyncFlagStoreSkuModifiedMask