diff --git a/business/jxstore/cms/store.go b/business/jxstore/cms/store.go
index 790c94e6a..1ce48d5da 100644
--- a/business/jxstore/cms/store.go
+++ b/business/jxstore/cms/store.go
@@ -1391,10 +1391,12 @@ func updateVendorStoreStatusBySnapshot(db *dao.DaoDB, curSnapshotList []*model.V
 		}
 	}()
 	for _, v := range storeMapList {
-		if snapshot := snapshotMap[jxutils.Combine2Int(v.StoreID, v.VendorID)]; snapshot != nil && v.Status != snapshot.Status {
+		if snapshot := snapshotMap[jxutils.Combine2Int(v.StoreID, v.VendorID)]; snapshot != nil &&
+			(v.Status != snapshot.Status || v.DeliveryType != snapshot.DeliveryType) {
 			v.Status = snapshot.Status
 			v.DeliveryType = snapshot.DeliveryType
-			if _, err = dao.UpdateEntity(db, v, model.FieldStatus, "DeliveryType"); err != nil {
+			v.LastOperator = model.AdminName
+			if _, err = dao.UpdateEntity(db, v, model.FieldLastOperator, model.FieldUpdatedAt, model.FieldStatus, "DeliveryType"); err != nil {
 				return err
 			}
 		}
@@ -1649,6 +1651,7 @@ func sendStoreStatusInfo2Mobile(mobile, title, txtAlarm string) {
 
 func SaveAndSendAlarmVendorSnapshot(ctx *jxcontext.Context, vendorIDs, storeIDs []int, isAsync bool) (err error) {
 	curSnapshotAt := getCurrentSnapshotAt(time.Now())
+	prevSnapshotAt := getCurrentSnapshotAt(curSnapshotAt.Add(-1 * time.Second))
 	db := dao.GetDB()
 	var curSnapshotList, prevSnapshotList []*model.VendorStoreSnapshot
 	task := tasksch.NewSeqTask("SaveAndSendAlarmVendorSnapshot", ctx,
@@ -1664,7 +1667,7 @@ func SaveAndSendAlarmVendorSnapshot(ctx *jxcontext.Context, vendorIDs, storeIDs
 			case 1:
 				err = SaveStoresVendorSnapshot(db, curSnapshotAt, curSnapshotList)
 			case 2:
-				prevSnapshotList, err = dao.GetVendorStoreSnapshot(db, curSnapshotAt)
+				prevSnapshotList, err = dao.GetVendorStoreSnapshot(db, prevSnapshotAt)
 			case 3:
 				err = SendAlarmVendorSnapshot(ctx, task, prevSnapshotList, curSnapshotList)
 			}
diff --git a/business/jxstore/cms/store_test.go b/business/jxstore/cms/store_test.go
index 89b9b51c3..3c66b1d25 100644
--- a/business/jxstore/cms/store_test.go
+++ b/business/jxstore/cms/store_test.go
@@ -27,3 +27,9 @@ func TestSendAlarmVendorSnapshot(t *testing.T) {
 		t.Fatal(err)
 	}
 }
+
+func TestUpdateVendorStoreStatusBySnapshot(t *testing.T) {
+	db := dao.GetDB()
+	curSnapshotList, _ := dao.GetVendorStoreSnapshot(db, utils.Str2Time("2019-07-30 08:00:00"))
+	updateVendorStoreStatusBySnapshot(db, curSnapshotList)
+}
diff --git a/business/model/dao/store.go b/business/model/dao/store.go
index 008e153bf..bb7b606da 100644
--- a/business/model/dao/store.go
+++ b/business/model/dao/store.go
@@ -285,17 +285,12 @@ func FormalizeStoreStatus(db *DaoDB, storeID, storeStatus int) (err error) {
 	return err
 }
 
-func GetVendorStoreSnapshot(db *DaoDB, excludeSnapshotAt time.Time) (snapshotList []*model.VendorStoreSnapshot, err error) {
+func GetVendorStoreSnapshot(db *DaoDB, snapshotAt time.Time) (snapshotList []*model.VendorStoreSnapshot, err error) {
 	sql := `
 	SELECT *
 	FROM vendor_store_snapshot t1
-	WHERE t1.snapshot_at = (
-		SELECT MAX(snapshot_at) snapshot_at
-		FROM vendor_store_snapshot
-		WHERE snapshot_at > ? AND snapshot_at <> ?
-	)
-	`
-	err = GetRows(db, &snapshotList, sql, time.Now().Add(-48*time.Hour), excludeSnapshotAt)
+	WHERE t1.snapshot_at = ?`
+	err = GetRows(db, &snapshotList, sql, snapshotAt)
 	return snapshotList, err
 }