diff --git a/index.html b/index.html
index 6fbc23a..0df3559 100644
--- a/index.html
+++ b/index.html
@@ -2,7 +2,14 @@
 <html>
 	<head>
 		<meta charset="utf-8"/>
-		<meta name="viewport" content="width=device-width,initial-scale=1.0,maximum-scale=1.0,user-scalable=0">
+		<meta charset="utf-8" />
+		<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
+		<meta name="viewport" content="width=device-width,initial-scale=1.0,maximum-scale=1.0,user-scalable=0"/>
+		<meta name="robots" content="all">
+		<meta name="referrer" content="always">
+		<meta name="renderer" content="webkit">
+		<meta http-equiv="Cache-Control" content="no-transform" />
+		<meta name="format-detection" content="telephone=no"/>
 		<title>中国亲戚关系计算器</title>
 		<meta name="keywords" content="家庭称谓,亲戚关系计算器,称呼计算器,关系算法,親戚關係稱呼">
 		<meta name="description" content="一款最全面的中国亲戚关系计算器，走亲访友，逢年过节必备神器。它避免了叫错、不会叫亲戚的尴尬，人人必备亲戚关系工具。">
