diff --git a/source/Model/Group.ts b/source/Model/Group.ts
index b536ae5..5e81e0f 100644
--- a/source/Model/Group.ts
+++ b/source/Model/Group.ts
@@ -22,7 +22,7 @@ class Group extends CtrlObject {
     /**
      * 个体生成方式
      */
-    public genMethod: GenMod = GenMod.Point;
+    public genMethod: GenMod = GenMod.Range;
 
     /**
      * 生成位置坐标