diff --git a/business/partner/purchase/mtwm/mtwm.go b/business/partner/purchase/mtwm/mtwm.go
index ceb941a8c..54b9468cb 100644
--- a/business/partner/purchase/mtwm/mtwm.go
+++ b/business/partner/purchase/mtwm/mtwm.go
@@ -121,7 +121,9 @@ func openTimeMtwm2JX(vendorOpenTime string) (opTimeList []int16) {
 	timePairs := strings.Split(vendorOpenTime, ",")
 	for _, v := range timePairs {
 		times := strings.Split(v, "-")
-		opTimeList = append(opTimeList, jxutils.StrTime2JxOperationTime(times[0]+":00", 700), jxutils.StrTime2JxOperationTime(times[1]+":00", 2000))
+		if len(times) >= 2 {
+			opTimeList = append(opTimeList, jxutils.StrTime2JxOperationTime(times[0]+":00", 700), jxutils.StrTime2JxOperationTime(times[1]+":00", 2000))
+		}
 	}
 	return opTimeList
 }