diff --git a/service/meter04kv.go b/service/meter04kv.go
index b4a3cee..7b08c70 100644
--- a/service/meter04kv.go
+++ b/service/meter04kv.go
@@ -175,7 +175,7 @@ func (m _Meter04kVService) BatchCreateMeter(meters []model.Meter04KV) error {
 	}
 	parkId, _ := parkIds.Pop()
 
-	ctx, cancel := global.TimeoutContext()
+	ctx, cancel := global.TimeoutContext(120)
 	defer cancel()
 
 	allMeterCodes := make([]string, 0)
@@ -193,14 +193,31 @@ func (m _Meter04kVService) BatchCreateMeter(meters []model.Meter04KV) error {
 		return err
 	}
 
+	var (
+		updates = make([]model.Meter04KV, 0)
+		inserts = make([]model.Meter04KV, 0)
+	)
 	for _, meter := range meters {
-		var err error
 		if meterCodes.Contains(meter.Code) {
-			err = m.updateMeter(&tx, &ctx, meter)
+			updates = append(updates, meter)
 		} else {
-			err = m.insertNewMeter(&tx, &ctx, meter)
+			inserts = append(inserts, meter)
 		}
+	}
+	if len(updates) > 0 {
+		_, err = tx.NewUpdate().Model(&updates).
+			Column("address", "customer_name", "contact_name", "contact_phone", "ratio", "seq", "public_meter", "dilute", "enabled").
+			Bulk().
+			Exec(ctx)
 		if err != nil {
+			tx.Rollback()
+			return err
+		}
+	}
+	if len(inserts) > 0 {
+		_, err = tx.NewInsert().Model(&inserts).Exec(ctx)
+		if err != nil {
+			tx.Rollback()
 			return err
 		}
 	}