diff --git a/pkg/service/bundle/bundleBalance.go b/pkg/service/bundle/bundleBalance.go
index 40ac40e..522ff5d 100644
--- a/pkg/service/bundle/bundleBalance.go
+++ b/pkg/service/bundle/bundleBalance.go
@@ -15,7 +15,7 @@ import (
 
 func BundleExtend(c *gin.Context) {
 	var req bundle.BundleExtendRequest
-	req.Type = 1
+	req.Type = 1 // 设置未手动扩展
 	if err := c.ShouldBindJSON(&req); err != nil {
 		service.Error(c, err)
 		return