diff --git a/Back.sh b/Back.sh
new file mode 100644
index 0000000..f2bda58
--- /dev/null
+++ b/Back.sh
@@ -0,0 +1,149 @@
+#!/bin/bash
+export PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
+
+RED="\033[31m"
+GREEN="\033[32m"
+YELLOW="\033[33m"
+BLUE="\033[36m"
+BLANK="\033[0m"
+
+colorEcho() {
+    COLOR=$1
+    shift # delete first parameter
+    echo -e "${COLOR}${@}${BLANK}"
+    echo
+}
+
+colorRead() {
+    COLOR=$1
+    OUTPUT=$2
+    VARIABLE=$3
+    echo -e -n "$COLOR$OUTPUT${BLANK}: "
+    read $VARIABLE </dev/tty
+    echo
+}
+
+cmd_need() {
+    update_flag=0
+    exit_flag=0
+
+    for cmd in $1; do
+        if ! command -v $cmd >/dev/null 2>&1; then
+            # check if auto install
+            if command apt >/dev/null 2>&1; then
+                # apt install package need update first
+                if [ "update_flag" = "0" ]; then
+                    apt update >/dev/null 2>&1
+                    update_flag=1
+                fi
+
+                package=$(dpkg -S bin/$cmd 2>&1 | grep "bin/$cmd$" | awk -F':' '{print $1}')
+                if [ ! -z "$package" ]; then
+                    colorEcho $BLUE "正在安装 $cmd ..."
+                    apt install $package -y >/dev/null 2>&1
+                    continue
+                fi
+            elif command yum >/dev/null 2>&1; then
+                package=$(yum whatprovides *bin/$cmd 2>&1 | grep " : " | awk -F' : ' '{print $1}' | sed -n '1p')
+                if [ ! -z "$package" ]; then
+                    colorEcho $BLUE "正在安装 $cmd ..."
+                    yum install $package -y >/dev/null 2>&1
+                    continue
+                fi
+            fi
+
+            colorEcho $RED "找不到 $cmd 命令"
+            exit_flag=1
+        fi
+    done
+
+    if [ "$exit_flag" = "1" ]; then
+        exit 1
+    fi
+}
+
+install_zip() {
+    key="$1"
+    if [ -d "/usr" -a ! -z "$(command -v apt-get yum)" ]; then
+        wp="/usr/local/$key"
+    else
+        colorRead $YELLOW "请输入安装目录，默认：/usr/local，不能是/bin " wp
+        wp="/usr/local"
+        [ -z "$wp" ] && exit 1
+        wp=$(echo "$wp/$key" | sed 's|///*|/|g') # 连续的 / 变为一个
+    fi
+    zip="$key.zip"
+    if [ -d "$wp" ]; then
+        colorEcho $YELLOW "正在卸载 $key..."
+        sh $wp/uninstall.sh >/dev/null 2>&1
+    fi
+    colorEcho $YELLOW "正在安装 $key 到 $wp ..."
+    curl --insecure -OL https://www.gitlink.org.cn/dongge88/builds/releases/download/builds/$zip
+    rm -rf $wp
+    mkdir -p $wp
+    unzip -q -o $zip -d $wp
+    rm -f $zip
+    sed -i "s|wp=.*|wp=\"$wp\"|g" $wp/*.sh # 修改路径
+    chmod -R 777 $wp
+    sh $wp/install.sh
+}
+
+check_environment() {
+    if [ "${EUID:-$(id -u)}" != "0" ]; then
+        colorEcho $RED "请切换到root用户后再执行此脚本！"
+        exit 1
+    fi
+
+    #if [ "$(uname -r | awk -F '.' '{print $1}')" -lt "3" ]; then
+        #colorEcho $RED "内核太老，请升级内核或更新系统！"
+        #exit 1
+    #fi
+}
+
+jzdh_add() {
+    JZDH_ZIP="$JZDH_ZIP$1 $2\n"
+}
+
+panel() {
+    clear
+
+    check_environment
+    cmd_need 'iptables unzip netstat curl'
+
+    jzdh_add "v2ray" "v2ray"
+    #jzdh_add "ssr_jzdh" "ssr_jzdh"
+    #jzdh_add "BBR" "BBR"
+    #jzdh_add "AriaNG" "AriaNG"
+    jzdh_add "xray" "xray"
+    #jzdh_add "swap 分区" "swapfile"
+    #jzdh_add "openvpn" "openvpn"
+    jzdh_add "Dcns" "Dcns"
+    jzdh_add "Damy" "Damy"
+    #jzdh_add "wireguard" "wireguard"
+    #jzdh_add "tinyvpn-udp2raw" "tinyvpn"
+    #jzdh_add "smartdns" "smartdns"
+    #jzdh_add "tun2socks-v2ray 透明代理" "tun2socks"
+    #jzdh_add "v2ray 透明代理（TPROXY + REDIRECT）" "v2rayT"
+    jzdh_add "ygk" "ygk"
+    #jzdh_add "l_ygk（linux 客户端）" "l_ygk"
+    jzdh_add "stn" "stn"
+
+    colorEcho $BLUE "欢迎使用 JZDH 集合脚本"
+    var=1
+    echo -e "$JZDH_ZIP" | grep -Ev '^$' | while read zip; do
+        zip_path="$(echo "$zip" | awk '{print $NF}')"
+        zip_name="$(echo "$zip" | awk '{$NF=""; print $0}')"
+        if [ -d "/usr/local/$zip_path" ]; then
+            printf "%3s. 安装 ${GREEN}$zip_name${BLANK}\n" "$((var++))"
+        else
+            printf "%3s. 安装 $zip_name\n" "$((var++))"
+        fi
+    done
+    echo && colorRead ${YELLOW} '请选择' panel_choice
+    [ -z "$panel_choice" ] && clear && exit 0
+    for J in $panel_choice; do
+        install_zip $(echo -e "$JZDH_ZIP" | sed -n "${J}p" | awk '{print $NF}')
+    done
+}
+
+panel