diff --git a/business/jxstore/cms/store_sku.go b/business/jxstore/cms/store_sku.go
index c37b04071..9102ddddd 100644
--- a/business/jxstore/cms/store_sku.go
+++ b/business/jxstore/cms/store_sku.go
@@ -3851,7 +3851,7 @@ func BackUpStoreSkuBind(ctx *jxcontext.Context, isAsync, isContinueWhenError boo
 		snapshotAt = utils.Time2Date(time.Now())
 	)
 	storeSkuBindHis := &model.StoreSkuBindHistory{
-		SnapshotAt: snapshotAt.AddDate(0, 0, -3),
+		SnapshotAt: snapshotAt.AddDate(0, 0, -2),
 	}
 	storeSkuBindHis2 := &model.StoreSkuBindHistory{
 		SnapshotAt: snapshotAt,
diff --git a/business/jxutils/netprinter/netprinter.go b/business/jxutils/netprinter/netprinter.go
index b4c72f2f1..c1af8db20 100644
--- a/business/jxutils/netprinter/netprinter.go
+++ b/business/jxutils/netprinter/netprinter.go
@@ -144,6 +144,7 @@ func BindPrinter(ctx *jxcontext.Context, storeID int, data string) (printResult
 						store.PrinterKey = bindResult.PrinterKey
 						store.PrinterBindInfo = string(utils.MustMarshal(bindResult))
 						if _, err = dao.UpdateEntity(db, store); err == nil {
+							err = handler.EmptyPrintList(ctx, bindResult.PrinterSN, bindResult.PrinterKey)
 							printResult, err = handler.GetPrinterStatus(ctx, bindResult.PrinterSN, bindResult.PrinterKey)
 						}
 					}