diff --git a/README.md b/README.md
index c573bb67..efff6ddf 100644
--- a/README.md
+++ b/README.md
@@ -117,7 +117,12 @@
 - Apple OSX(Darwin), both 32 and 64bits.
 - All hardware with x86/x86_64/arm/mips cpu.
 - Windows.
-- **You must use git to clone the complete code. Do not download the source code by downloading zip package. Otherwise, the sub-module code will not be downloaded by default.**
+- **You must use git to clone the complete code. Do not download the source code by downloading zip package. Otherwise, the sub-module code will not be downloaded by default.You can do it like this:**
+```
+git clone https://github.com/zlmediakit/ZLMediaKit.git
+cd ZLMediaKit
+git submodule update --init
+```
 
 
 
@@ -232,7 +237,7 @@ It is recommended to compile on Ubuntu or MacOS，compiling on windows is cumber
 ## Usage
 
 - As server：
-	```
+	```cpp
 	TcpServer::Ptr rtspSrv(new TcpServer());
 	TcpServer::Ptr rtmpSrv(new TcpServer());
 	TcpServer::Ptr httpSrv(new TcpServer());
@@ -245,7 +250,7 @@ It is recommended to compile on Ubuntu or MacOS，compiling on windows is cumber
 	```
 
 - As player：
-	```
+	```cpp
     MediaPlayer::Ptr player(new MediaPlayer());
     weak_ptr<MediaPlayer> weakPlayer = player;
     player->setOnPlayResult([weakPlayer](const SockException &ex) {
@@ -274,7 +279,7 @@ It is recommended to compile on Ubuntu or MacOS，compiling on windows is cumber
     player->play("rtsp://admin:jzan123456@192.168.0.122/");
 	```
 - As proxy server：
-	```
+	```cpp
 	//support rtmp and rtsp url
 	//just support H264+AAC
 	auto urlList = {"rtmp://live.hkstv.hk.lxdns.com/live/hks",
@@ -289,7 +294,7 @@ It is recommended to compile on Ubuntu or MacOS，compiling on windows is cumber
 	```
 	
 - As puser：
-	```
+	```cpp
 	PlayerProxy::Ptr player(new PlayerProxy("app","stream"));
 	player->play("rtmp://live.hkstv.hk.lxdns.com/live/hks");
 	
diff --git a/README_CN.md b/README_CN.md
index 447efd93..504cf0b6 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -128,7 +128,12 @@
 ## 编译要求
 - 编译器支持C++11，GCC4.8/Clang3.3/VC2015或以上
 - cmake3.2或以上
-- **必须使用git下载完整的代码，不要使用下载zip包的方式下载源码，否则子模块代码默认不下载！**
+- **必须使用git下载完整的代码，不要使用下载zip包的方式下载源码，否则子模块代码默认不下载！你可以像以下这样操作:**
+```
+git clone https://github.com/zlmediakit/ZLMediaKit.git
+cd ZLMediaKit
+git submodule update --init
+```
 
 ## 编译(Linux)
 - 我的编译环境
@@ -220,7 +225,7 @@
 ```
 ## 使用方法
 - 作为服务器：
-	```
+	```cpp
 	TcpServer::Ptr rtspSrv(new TcpServer());
 	TcpServer::Ptr rtmpSrv(new TcpServer());
 	TcpServer::Ptr httpSrv(new TcpServer());
@@ -233,7 +238,7 @@
 	```
 
 - 作为播放器：
-	```
+	```cpp
     MediaPlayer::Ptr player(new MediaPlayer());
     weak_ptr<MediaPlayer> weakPlayer = player;
     player->setOnPlayResult([weakPlayer](const SockException &ex) {
@@ -262,7 +267,7 @@
     player->play("rtsp://admin:jzan123456@192.168.0.122/");
 	```
 - 作为代理服务器：
-	```
+	```cpp
 	//support rtmp and rtsp url
 	//just support H264+AAC
 	auto urlList = {"rtmp://live.hkstv.hk.lxdns.com/live/hks",
@@ -286,7 +291,7 @@
 	```
 	
 - 作为推流客户端器：
-	```
+	```cpp
 	PlayerProxy::Ptr player(new PlayerProxy("app","stream"));
 	//拉一个流，生成一个RtmpMediaSource，源的名称是"app/stream"
 	//你也可以以其他方式生成RtmpMediaSource，比如说MP4文件（请研读MediaReader代码）