diff --git a/business/netspider/netspider.go b/business/netspider/netspider.go
index 7885b67b4..61d635fac 100644
--- a/business/netspider/netspider.go
+++ b/business/netspider/netspider.go
@@ -152,8 +152,11 @@ func GetAndStoreCitiesShops(ctx *jxcontext.Context, vendorIDs []int, cityCodeLis
 		if err2 := dao.GetRow(db, &lastShop, sql); err2 == nil {
 			index := -1
 			for k, v := range cityCodeList {
-				if v == lastShop.CityCode {
-					index = k + 1
+				if v >= lastShop.CityCode {
+					index = k
+					if v == lastShop.CityCode {
+						index++
+					}
 					if index >= len(cityCodeList) {
 						index = -1
 					}