diff --git a/product/controller.go b/product/controller.go
index f6bb815..3de4a8a 100644
--- a/product/controller.go
+++ b/product/controller.go
@@ -132,6 +132,9 @@ func (c *Controller) saveRespData(list []coach_client.Product) error {
 		var historyPrice []productv1.HistoryPrice
 		c.db.Model(&productv1.HistoryPrice{}).Find(&historyPrice, "pid = ?", p.Pid)
 		if len(historyPrice) > 0 {
+			historyPrice = lo.Filter(historyPrice, func(item productv1.HistoryPrice, index int) bool {
+				return item.OriginalPrice > 0
+			})
 			lowestPrice := lo.MinBy(historyPrice, func(a productv1.HistoryPrice, b productv1.HistoryPrice) bool {
 				return a.OriginalPrice < b.OriginalPrice
 			})