diff --git a/README_en.md b/README_en.md
index 4fe5589..9cbef6d 100644
--- a/README_en.md
+++ b/README_en.md
@@ -38,7 +38,9 @@ The project relies on the following software:
 ### Docker installer
 
 ```bash
-apt update && apt install docker.io mosh -y
+apt update && apt install mosh -y 
+chmod +x install_docker.sh
+./install_docker.sh
 ```
 
 ### Docker version
diff --git a/doc/README_app_en.md b/doc/README_app_en.md
index 42750ac..5daef6c 100644
--- a/doc/README_app_en.md
+++ b/doc/README_app_en.md
@@ -3,13 +3,24 @@
 ## Run docker
 
 ```bash
-docker run -it -p 8000:8000 -p 8001:8001 -p 8002:8002 -v ~/mimajingsai:/app -e HOST_IP=110.41.130.197 git.mamahaha.work/sangge/tpre:base bash  
+docker run -it -p 8000-8002:8000-8002 -v ~/mimajingsai/src:/app -e HOST_IP=60.204.193.58 git.mamahaha.work/sangge/tpre:base bash  
+docker run -it -p 8000-8002:8000-8002 -v ~/mimajingsai/src:/app -e HOST_IP=119.3.125.234 git.mamahaha.work/sangge/tpre:base bash 
+docker run -it -p 8000-8002:8000-8002 -v ~/mimajingsai/src:/app -e HOST_IP=124.70.165.73 git.mamahaha.work/sangge/tpre:base bash 
 ```
 
 ```bash
 tpre3: docker run -it -p 8000:8000 -p 8001:8001 -p 8002:8002 -v ~/mimajingsai:/app -e HOST_IP=60.204.233.103 git.mamahaha.work/sangge/tpre:base bash
 ```
 
+## Start application
+
+```bash
+nohup python server.py &
+nohup python node.py &
+nohup python client.py &
+cat nohup.out
+```
+
 ## Cloud server ip
 
 **tpre1**: 110.41.155.96  
@@ -21,7 +32,8 @@ tpre3: docker run -it -p 8000:8000 -p 8001:8001 -p 8002:8002 -v ~/mimajingsai:/a
 ### Client request message
 
 ```bash
-python client_cli.py 110.41.21.35 aaa
+python client_cli.py 124.70.165.73 name
+python client_cli.py 124.70.165.73 environment
 ```
 
 ## Client router
diff --git a/install_docker.sh b/install_docker.sh
new file mode 100644
index 0000000..3a1eb85
--- /dev/null
+++ b/install_docker.sh
@@ -0,0 +1,8 @@
+for pkg in docker.io docker-doc docker-compose podman-docker containerd runc; do apt-get remove $pkg; done
+
+apt update
+apt install apt-transport-https ca-certificates curl gnupg lsb-release
+curl -fsSL https://mirrors.tuna.tsinghua.edu.cn/docker-ce/linux/debian/gpg | gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg
+echo "deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://mirrors.tuna.tsinghua.edu.cn/docker-ce/linux/debian $(lsb_release -cs) stable" | tee /etc/apt/sources.list.d/docker.list > /dev/null
+apt update
+apt install docker-ce docker-ce-cli containerd.io
diff --git a/src/client.py b/src/client.py
index 433197d..ad43e18 100644
--- a/src/client.py
+++ b/src/client.py
@@ -18,8 +18,7 @@ import asyncio
 # 测试文本
 test_msessgaes = {
     "name": b"proxy re-encryption",
-    "environment": b"distributed environment",
-    "usage": b"data sharing",
+    "environment": b"distributed environment"
 }