diff --git a/update.sh b/update.sh
new file mode 100644
index 0000000..2445c5d
--- /dev/null
+++ b/update.sh
@@ -0,0 +1,104 @@
+#!/bin/bash
+PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin
+export PATH
+UDP2RAW_URL=https://soft.huayizhiyun.com/network/udptools/udp2raw/udp2raw_20200818.tar.gz
+UDPSPEEDER_URL=https://soft.huayizhiyun.com/network/udptools/udpspeeder/speederv2_20200818.tar.gz
+
+#删除旧版本
+rm -rf /usr/local/udptools/src/*
+
+#判断系统和决定BIN名
+if [[ `getconf WORD_BIT` = '32' && `getconf LONG_BIT` = '64' ]] ; then
+    Is_64bit='y'
+    UDP2RAW_BIN='udp2raw_amd64'
+    UDPSPEEDER_BIN='speederv2_amd64'
+  else
+    Is_64bit='n'
+    UDP2RAW_BIN='udp2raw_x86'
+    UDPSPEEDER_BIN='speederv2_x86'
+fi
+if uname -m | grep -Eqi "arm|aarch64"; then
+    Is_ARM='y'
+    UDP2RAW_BIN='udp2raw_arm'
+    UDPSPEEDER_BIN='speederv2_arm'
+fi
+
+#安装程序
+Get_udp2raw()
+{
+#下载并提取相关文件
+if [ ! -d "/usr/local/udptools" ]; then
+  mkdir /usr/local/udptools
+fi
+if [ ! -d "/usr/local/udptools/bin" ]; then
+  mkdir /usr/local/udptools/bin
+fi
+if [ ! -d "/usr/local/udptools/src" ]; then
+  mkdir /usr/local/udptools/src
+fi
+cd /usr/local/udptools/src
+
+if [ ! -f "/usr/local/udptools/src/$UDP2RAW_BIN" ]; then
+    if [ ! -f "/usr/local/udptools/src/udp2raw.tar.gz" ]; then
+      wget -O udp2raw.tar.gz $UDP2RAW_URL
+    fi
+    tar -zxvf udp2raw.tar.gz
+fi
+if [ ! -f "/usr/local/udptools/src/$UDP2RAW_BIN" ]; then
+    echo "下载udp2raw失败;"
+    exit
+fi
+#备份旧版本并更新
+rm -f /usr/local/udptools/bin/udp2raw.bak
+mv /usr/local/udptools/bin/udp2raw /usr/local/udptools/bin/udp2raw.bak
+cp /usr/local/udptools/src/$UDP2RAW_BIN /usr/local/udptools/bin/udp2raw
+}
+
+Get_udpspeeder()
+{
+#下载并提取相关文件
+if [ ! -d "/usr/local/udptools" ]; then
+  mkdir /usr/local/udptools
+fi
+if [ ! -d "/usr/local/udptools/bin" ]; then
+  mkdir /usr/local/udptools/bin
+fi
+if [ ! -d "/usr/local/udptools/src" ]; then
+  mkdir /usr/local/udptools/src
+fi
+cd /usr/local/udptools/src
+if [ ! -f "/usr/local/udptools/src/$UDPSPEEDER_BIN" ]; then
+		if [ ! -f "/usr/local/udptools/src/udpspeeder.tar.gz" ]; then
+		  wget -O udpspeeder.tar.gz $UDPSPEEDER_URL
+		fi
+		tar -zxvf udpspeeder.tar.gz
+fi
+if [ ! -f "/usr/local/udptools/src/$UDPSPEEDER_BIN" ]; then
+  echo "下载udpspeeder失败;"
+  exit
+fi
+#备份旧版本并更新
+rm -f /usr/local/udptools/bin/udpspeeder.bak
+mv /usr/local/udptools/bin/udpspeeder /usr/local/udptools/bin/udpspeeder.bak
+cp /usr/local/udptools/src/$UDPSPEEDER_BIN /usr/local/udptools/bin/udpspeeder
+}
+
+if [ ! -f "/usr/local/udptools/bin/udp2raw" ]; then
+    Get_udp2raw
+fi 
+if [ ! -f "/usr/local/udptools/bin/udpspeeder" ]; then
+    Get_udpspeeder
+fi 
+if [ ! -d "/usr/local/udptools/pid" ]; then
+  mkdir /usr/local/udptools/pid
+fi
+if [ ! -d "/usr/local/udptools/log" ]; then
+  mkdir /usr/local/udptools/log
+fi
+if [ ! -d "/usr/local/udptools/conf" ]; then
+  mkdir /usr/local/udptools/conf
+fi
+
+echo "更新完成,请使用udptools脚本添加服务"
+echo "Udp2Raw BIN: /usr/local/udptools/bin/udp2raw"
+echo "UdpSpeeder BIN:/usr/local/udptools/bin/udpspeeder"
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