diff --git a/src/router/index.js b/src/router/index.js
index 5d8edf9..4be6330 100644
--- a/src/router/index.js
+++ b/src/router/index.js
@@ -11,7 +11,8 @@ const routes = [
 	{
 		path: "/demo",
 		name: "demo",
-		component: import('@/views/demo.vue').then(e=>{ // 引入文件路径错误，会导致不能热更新
+        // 必须用工厂化函数方式返回，否则打包后变空白
+		component: ()=>import('@/views/demo.vue').then(e=>{ // 引入文件路径错误，会导致不能热更新
 			e.default.name='demo' //组件命名
 			return e
 		}),