diff --git a/install_auto.sh b/install_auto.sh
index 06a0fa2..b4c86a3 100755
--- a/install_auto.sh
+++ b/install_auto.sh
@@ -1,16 +1,40 @@
 #!/bin/bash
 F="proxy-admin_linux-amd64.tar.gz"
-cd /tmp
-rm -rf $F
+set -e
+if [ -e /tmp/proxy ]; then
+    rm -rf /tmp/proxy
+fi
+mkdir /tmp/proxy
+cd /tmp/proxy
+echo -e "\n>>> downloading ... $F\n"
+set +e
+CN=$(wget -O - -t 3 --dns-timeout 1 --connect-timeout 2 --read-timeout 2 myip.ipip.net)
+if [ "$CN" != "" ];then
+CN=$(echo $CN| grep "中国" |grep -v grep)
+fi
+set -e
+manual=""
+if [ -z "$CN" ];then
+manual="https://snail007.github.io/goproxy/manual/"
 LAST_VERSION=$(curl --silent "https://api.github.com/repos/snail007/proxy_admin_free/releases/latest" | grep -Po '"tag_name": "\K.*?(?=")')
-wget "https://github.com/snail007/proxy_admin_free/releases/download/${LAST_VERSION}/$F"
-
-# #install
+wget  -t 1 "https://github.com/snail007/proxy_admin_free/releases/download/${LAST_VERSION}/$F"
+else
+manual="https://snail007.github.io/goproxy/manual/zh/"
+wget  -t 1 "http://mirrors.host900.com/snail007/proxy_admin_free/$F"
+fi
+echo -e ">>> installing ... \n"
+#install proxy-admin
+tar zxvf $F >/dev/null
 tar zxvf $F
 chmod +x proxy-admin
 ./proxy-admin uninstall >/dev/null 2>&1 
 ./proxy-admin install
 rm $F
-systemctl  status proxyadmin &
-sleep 1
-echo "install done, please visit : http://YOUR_IP:32080/"
+systemctl status proxyadmin &
+sleep 2
+echo  -e ">>> install done, thanks for using snail007/proxy-admin\n"
+echo  -e ">>> install path /usr/bin/proxy\n"
+echo  -e ">>> configuration path /etc/proxy\n"
+echo  -e ">>> uninstall just exec : rm /usr/bin/proxy && rm /etc/proxy\n"
+echo  -e ">>> please visit : http://YOUR_IP:32080/ username: root, password: 123"
+echo  -e ">>> How to using? Please visit : $manual\n"