diff --git a/README.md b/README.md
index 8abbcf82b..8cd78731d 100755
--- a/README.md
+++ b/README.md
@@ -84,6 +84,29 @@ A big THANK YOU goes to:
 * [FFMPEG](http://ffmpeg.org/) and [libx264](http://www.videolan.org/) group for SRS to use to transcode.
 * Guido van Rossum for creating Python for api-server for SRS.
 
+## Mirrors
+
+Github: [https://github.com/winlinvip/simple-rtmp-server](https://github.com/winlinvip/simple-rtmp-server) 
+[Git Usage](https://github.com/winlinvip/simple-rtmp-server/wiki/v1_CN_Git)
+
+```bash
+git clone https://github.com/winlinvip/simple-rtmp-server.git
+```
+
+CSDN: [https://code.csdn.net/winlinvip/srs-csdn](https://code.csdn.net/winlinvip/srs-csdn) 
+[Git Usage](https://github.com/winlinvip/simple-rtmp-server/wiki/v1_CN_Git)
+
+```bash
+git clone https://code.csdn.net/winlinvip/srs-csdn.git
+```
+
+OSChina: [http://git.oschina.net/winlinvip/srs.oschina](http://git.oschina.net/winlinvip/srs.oschina) 
+[Git Usage](https://github.com/winlinvip/simple-rtmp-server/wiki/v1_CN_Git)
+
+```bash
+git clone https://git.oschina.net/winlinvip/srs.oschina.git
+```
+
 ## Usage
 
 <strong>Step 1:</strong> get SRS 
@@ -133,23 +156,8 @@ Donation:<br/>
 [http://www.ossrs.net/srs.release/donation/index.html](http://www.ossrs.net/srs.release/donation/index.html)
 
 Donations:<br/>
-[https://github.com/winlinvip/simple-rtmp-server/blob/master/DONATIONS.txt](https://github.com/winlinvip/simple-rtmp-server/blob/master/DONATIONS.txt)
-
-## Mirrors
-
-Github: [https://github.com/winlinvip/simple-rtmp-server](https://github.com/winlinvip/simple-rtmp-server) 
-[Git Usage](https://github.com/winlinvip/simple-rtmp-server/wiki/v1_CN_Git)
-
-```bash
-git clone https://github.com/winlinvip/simple-rtmp-server.git
-```
-
-CSDN: [https://code.csdn.net/winlinvip/srs-csdn](https://code.csdn.net/winlinvip/srs-csdn) 
-[Git Usage](https://github.com/winlinvip/simple-rtmp-server/wiki/v1_CN_Git)
-
-```bash
-git clone https://code.csdn.net/winlinvip/srs-csdn.git
-```
+[https://github.com/winlinvip/simple-rtmp-server/blob/master/DONATIONS.txt]
+(https://github.com/winlinvip/simple-rtmp-server/blob/master/DONATIONS.txt)
 
 ## System Requirements
 Supported operating systems and hardware:
diff --git a/trunk/scripts/_mirror.utils.sh b/trunk/scripts/_mirror.utils.sh
new file mode 100755
index 000000000..a5cee9756
--- /dev/null
+++ b/trunk/scripts/_mirror.utils.sh
@@ -0,0 +1,94 @@
+#!/bin/bash
+
+#############################################
+# help for the first checkout.
+#############################################
+function first_checkout()
+{
+    mirror_name=$1
+    git_url=$2
+    project_dir=$3
+    sync_script=$4
+    
+    failed_msg "当前分支不是${mirror_name}镜像"; 
+    
+    cat <<END
+创建${mirror_name}镜像的过程如下：
+1. 在${mirror_name}上创建项目，
+        可创建空项目，或从https://github.com/winlinvip/simple-rtmp-server拷贝过来。
+2. 在本地虚拟机上：    
+        git clone $git_url
+        cd $project_dir && git checkout master && git branch 1.0release && git push origin 1.0release
+3. 创建同步的branch：    
+        git remote add upstream https://github.com/winlinvip/simple-rtmp-server.git
+        git fetch upstream    
+        git checkout upstream/master -b srs.master
+        git checkout upstream/1.0release -b srs.1.0release
+4. 执行本同步更新脚本，更新。
+        bash $sync_script
+END
+}
+
+#############################################
+# branch master
+#############################################
+function sync_master()
+{
+    for ((;;)); do
+        git checkout srs.master && git pull 
+        ret=$?; if [[ 0 -ne $ret ]]; then 
+            failed_msg "(master)更新github分支失败，自动重试";
+            continue
+        else
+            ok_msg "(master)更新github分支成功"
+        fi
+        break
+    done
+
+    git checkout master && git merge srs.master
+    ret=$?; if [[ 0 -ne $ret ]]; then failed_msg "(master)合并github分支失败, ret=$ret"; exit $ret; fi
+    ok_msg "(master)合并github分支成功"
+}
+
+#############################################
+# branch 1.0release
+#############################################
+function sync_1_0_release()
+{
+    for ((;;)); do
+        git checkout srs.1.0release && git pull 
+        ret=$?; if [[ 0 -ne $ret ]]; then 
+            failed_msg "(1.0release)更新github分支失败，自动重试";
+            continue
+        else
+            ok_msg "(1.0release)更新github分支成功"
+        fi
+        break
+    done
+
+    git checkout 1.0release && git merge srs.1.0release
+    ret=$?; if [[ 0 -ne $ret ]]; then failed_msg "(1.0release)合并github分支失败, ret=$ret"; exit $ret; fi
+    ok_msg "(1.0release)合并github分支成功"
+}
+
+#############################################
+# push
+#############################################
+function sync_push()
+{
+    mirror_name=$1
+    
+    for ((;;)); do 
+        git push
+        ret=$?; if [[ 0 -ne $ret ]]; then 
+            failed_msg "提交${mirror_name}分支失败，自动重试";
+            continue
+        else
+            ok_msg "提交${mirror_name}分支成功"
+        fi
+        break
+    done
+
+    git checkout master
+    ok_msg "${mirror_name}同步git成功"
+}
diff --git a/trunk/scripts/csdn.mirror.sh b/trunk/scripts/csdn.mirror.sh
index e6e26a461..bd5a852c2 100755
--- a/trunk/scripts/csdn.mirror.sh
+++ b/trunk/scripts/csdn.mirror.sh
@@ -2,17 +2,6 @@
 
 echo "更新CSDN镜像的脚本"
 
-# 创建CSDN镜像的过程如下：
-# 1. 在CSDN上创建项目，从https://github.com/winlinvip/simple-rtmp-server拷贝过来。
-# 2. 在本地虚拟机上：
-#       git clone git@code.csdn.net:winlinvip/srs-csdn.git  
-# 3. 创建同步的branch：
-#       git remote add upstream https://github.com/winlinvip/simple-rtmp-server.git
-#       git fetch upstream
-#       git checkout upstream/master -b srs.master
-# 4. 执行本同步更新脚本，更新。
-#       bash scripts/csdn.mirror.sh
-
 echo "argv[0]=$0"
 if [[ ! -f $0 ]]; then 
     echo "directly execute the scripts on shell.";
@@ -31,77 +20,18 @@ cd $work_dir
 ret=$?; if [[ $ret -ne 0 ]]; then exit $ret; fi
 ok_msg "导入脚本成功"
 
+source $work_dir/scripts/_mirror.utils.sh
+
 git remote -v|grep code.csdn.net >/dev/null 2>&1
 ret=$?; if [[ 0 -ne $ret ]]; then 
-    failed_msg "当前分支不是CSDN镜像"; 
-    cat <<END
-创建CSDN镜像的过程如下：
-1. 在CSDN上创建项目，从https://github.com/winlinvip/simple-rtmp-server拷贝过来。
-2. 在本地虚拟机上：    
-      git clone git@code.csdn.net:winlinvip/srs-csdn.git
-	  git checkout master && git branch 1.0release && git push origin 1.0release
-3. 创建同步的branch：    
-      git remote add upstream https://github.com/winlinvip/simple-rtmp-server.git
-      git fetch upstream    
-      git checkout upstream/master -b srs.master
-	  git checkout upstream/1.0release -b srs.1.0release
-4. 执行本同步更新脚本，更新。
-      bash scripts/csdn.mirror.sh
-END
+    first_checkout "CSDN" \
+        "git@code.csdn.net:winlinvip/srs-csdn.git" \
+        "srs-csdn" "$work_dir/scripts/csdn.mirror.sh"
     exit 0; 
 fi 
 
-#############################################
-# branch master
-#############################################
-for ((;;)); do
-    git checkout srs.master && git pull 
-    ret=$?; if [[ 0 -ne $ret ]]; then 
-        failed_msg "(master)更新github分支失败，自动重试";
-        continue
-    else
-        ok_msg "(master)更新github分支成功"
-    fi
-    break
-done
-
-git checkout master && git merge srs.master
-ret=$?; if [[ 0 -ne $ret ]]; then failed_msg "(master)合并github分支失败, ret=$ret"; exit $ret; fi
-ok_msg "(master)合并github分支成功"
-
-#############################################
-# branch 1.0release
-#############################################
-for ((;;)); do
-    git checkout srs.1.0release && git pull 
-    ret=$?; if [[ 0 -ne $ret ]]; then 
-        failed_msg "(1.0release)更新github分支失败，自动重试";
-        continue
-    else
-        ok_msg "(1.0release)更新github分支成功"
-    fi
-    break
-done
-
-git checkout 1.0release && git merge srs.1.0release
-ret=$?; if [[ 0 -ne $ret ]]; then failed_msg "(1.0release)合并github分支失败, ret=$ret"; exit $ret; fi
-ok_msg "(1.0release)合并github分支成功"
-
-#############################################
-# push
-#############################################
-
-for ((;;)); do 
-    git push
-    ret=$?; if [[ 0 -ne $ret ]]; then 
-        failed_msg "提交CSDN分支失败，自动重试";
-        continue
-    else
-        ok_msg "提交CSDN分支成功"
-    fi
-    break
-done
-
-ok_msg "CSDN同步git成功"
+sync_master
+sync_1_0_release
+sync_push "CSDN"
 
 exit 0
diff --git a/trunk/scripts/oschina.mirror.sh b/trunk/scripts/oschina.mirror.sh
new file mode 100755
index 000000000..e47e172aa
--- /dev/null
+++ b/trunk/scripts/oschina.mirror.sh
@@ -0,0 +1,37 @@
+#!/bin/bash
+
+echo "更新OSChina镜像的脚本"
+
+echo "argv[0]=$0"
+if [[ ! -f $0 ]]; then 
+    echo "directly execute the scripts on shell.";
+    work_dir=`pwd`
+else 
+    echo "execute scripts in file: $0";
+    work_dir=`dirname $0`; work_dir=`(cd ${work_dir} && pwd)`
+fi
+work_dir=`(cd ${work_dir}/.. && pwd)`
+product_dir=$work_dir
+
+# allow start script from any dir
+cd $work_dir
+
+. ${product_dir}/scripts/_log.sh
+ret=$?; if [[ $ret -ne 0 ]]; then exit $ret; fi
+ok_msg "导入脚本成功"
+
+source $work_dir/scripts/_mirror.utils.sh
+
+git remote -v|grep git.oschina.net >/dev/null 2>&1
+ret=$?; if [[ 0 -ne $ret ]]; then 
+    first_checkout "OSChina" \
+        "git@git.oschina.net:winlinvip/srs.oschina.git" \
+        "srs.oschina" "$work_dir/scripts/oschina.mirror.sh"
+    exit 0; 
+fi 
+
+sync_master
+sync_1_0_release
+sync_push "OSChina"
+
+exit 0