diff --git a/apm-webapp/pom.xml b/apm-webapp/pom.xml
index e311000f77d61394f09d8fab48359b5255ced878..d8636ddb78040e146ea71970e6a48caae89e640e 100644
--- a/apm-webapp/pom.xml
+++ b/apm-webapp/pom.xml
@@ -14,7 +14,6 @@
   ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   ~ See the License for the specific language governing permissions and
   ~ limitations under the License.
-
   ~
   -->
 
diff --git a/docs/cn/How-to-build-CN.md b/docs/cn/How-to-build-CN.md
index c39e59d7f6c81de06a9dd332f2d846ea7ef02a83..223e0bc4cd809d0c3bfe09bc593bcba1c3c8ad6b 100644
--- a/docs/cn/How-to-build-CN.md
+++ b/docs/cn/How-to-build-CN.md
@@ -13,13 +13,13 @@
 1. 切换到tag `git checkout [tagname]` (可选，当需要编译发行版本时，请是切换到指定分支)
 1. `git submodule init`
 1. `git submodule update`
-1. 执行`mvn clean package`
-1. 生成包在`/dist`目录下，共发布包（.tar.gz是linux环境，.zip是windows环境）
+1. 执行`mvn clean package  -DskipTests`
+1. 生成包在`/dist`目录下（.tar.gz是linux环境，.zip是windows环境）
 
 ### 从Apache源码镜像下载编译
 1. 准备环境: jdk8，Maven
-1. 执行`mvn clean package`
-1. 生成包在`/dist`目录下，共发布包（.tar.gz是linux环境，.zip是windows环境）
+1. 执行`mvn clean package -DskipTests`
+1. 生成包在`/dist`目录下（.tar.gz是linux环境，.zip是windows环境）
 
 
 ## 在IntelliJ IDEA中编译工程
diff --git a/docs/en/How-to-build.md b/docs/en/How-to-build.md
index f744af1dc3d11f5a411bee1a019f54d390e325b5..917d2f4aaca31f65d8c7abd3cc800bafd3448cac 100644
--- a/docs/en/How-to-build.md
+++ b/docs/en/How-to-build.md
@@ -11,13 +11,13 @@ This document helps people to compile and build the project in your maven and se
 1. Switch to the tag by using `git checkout [tagname]` (Optional, switch if want to build a release from source codes)
 1. `git submodule init`
 1. `git submodule update`
-1. Run `mvn clean package`
-1. All packages are in `/dist`, which includes two files(.tar.gz for Linux and .zip for Windows).
+1. Run `mvn clean package -DskipTests`
+1. All packages are in `/dist`.(.tar.gz for Linux and .zip for Windows).
 
 ### Build from Apache source codes
 1. Prepare JDK8 and maven3
-1. Run `mvn clean package`
-1. All packages are in `/dist`, which includes two files(.tar.gz for Linux and .zip for Windows).
+1. Run `mvn clean package -DskipTests`
+1. All packages are in `/dist`.(.tar.gz for Linux and .zip for Windows).
 
 ## Setup your IntelliJ IDEA
 1. Import the project as a maven project
diff --git a/docs/en/How-to-release.md b/docs/en/How-to-release.md
index 70053f1aaa7219301e9345d635c29e4f30147f6e..2464a75dc83392818800c4b13ec515f8119c3ad3 100644
--- a/docs/en/How-to-release.md
+++ b/docs/en/How-to-release.md
@@ -1,10 +1,10 @@
 Apache SkyWalking release guide
 --------------------
-This documents guide every committer to release SkyWalking in Apache Way,
+This document guides every committer to release SkyWalking in Apache Way,
 and also help committers to check the release for vote.
 
 
-## SETUP YOUR DEVELOPMENT ENVIRONMENT
+## Setup your development environment
 Use the following block as a template and place it in ~/.m2/settings.xml
 
 ```
@@ -28,33 +28,48 @@ Use the following block as a template and place it in ~/.m2/settings.xml
 </settings>
 ```
 
-## TEST YOUR SETTINGS
+## Test your settings
 ```
 mvn clean install -Papache-release (this will build artifacts, sources and sign)
 ```
 
-## PREPARE THE RELEASE
+## Prepare the release
 ```
 mvn release:clean
-mvn release:prepare
+mvn release:prepare -DautoVersionSubmodules=true
 ```
 
-## STAGE THE RELEASE FOR A VOTE
+## Stage the release for a vote
 ```
-mvn release:perform
+mvn release:perform -DskipTests
 ```
 The release will automatically be inserted into a temporary staging repository for you.
 
-## Build the source code package
-TODO
+## Build and sign the source code package
+```shell
+switch to release version tag
+cd tools/releasing
+sh create_source_release.sh
+```
 
-## Sign the distribution and source code package
-TODO
+The `apache-skywalking-apm-incubating-x.y.z-src.tgz` should be found in `tools/releasing` folder,
+with .asc, .sha512, .md5
 
-## Upload to Apache svn
-TODO
+## Find and download distribution in Apache Nexus Staging repositories
+1. Use ApacheId to login `https://repository.apache.org/`
+1. Go to `https://repository.apache.org/#stagingRepositories`
+1. Search `skywalking` and find your staging repository
+1. Close the repository and wait for all checks pass.
+1. Go to `{REPO_URL}/org/apache/skywalking/apache-skywalking-apm-incubating/x.y.z`
+1. Download `.tar.gz` and `.zip` with .asc and .sha1
 
 
+## Upload to Apache svn
+1. Use ApacheId to login `https://dist.apache.org/repos/dist/dev/incubator/skywalking/`
+1. Create folder, named by release version
+1. Upload Source code and distribution package (apache-skywalking-incubating-x.y.z-src.tar.gz, apache-skywalking-incubating-x.y.z.tar.gz, apache-skywalking-incubating-x.y.z.zip) 
+`in svn.apache.org` with .asc, .sha512
+
 ## Make the internal announcements
 Send an announcement mail in dev mail list.
 
@@ -101,8 +116,8 @@ within the next couple of days.
 ```
 
 ## Wait at least 48 hours for test responses
-Any PPMC, committer or contributor can test features and visualization this version, and feedback.
-PPMC will decide whether start a vote.
+Any PPMC, committer or contributor can test features for releasing, and feedback.
+Based on that, PPMC will decide whether start a vote.
 
 ## Call a vote in dev
 Call a vote in `dev@skywalking.apache.org`
@@ -153,12 +168,12 @@ All PPMC members and committers should check these before vote +1.
 
 1. Features test.
 1. All artifacts in staging repository are published with .asc, .md5, *sha1 files
-1. Source code and distribution package (apache-skywalking-incubating-x.y.z.src.tar.gz, apache-skywalking-incubating-x.y.z.tar.gz, apache-skywalking-incubating-x.y.z.zip)
-`in svn.apache.org` with .asc, .sha512, .sha256
+1. Source code and distribution package (apache-skywalking-incubating-x.y.z-src.tar.gz, apache-skywalking-incubating-x.y.z.tar.gz, apache-skywalking-incubating-x.y.z.zip)
+`in svn.apache.org` with .asc, .sha512
 1. `LICENSE` and `NOTICE` are in Source code and distribution package.
-1. Check `shasum`
-1. Build distribution from source code package (apache-skywalking-incubating-x.y.z.src.tar.gz)
-1. Apache RAT check.
+1. Check `shasum -c apache-skywalking-apm-incubating-x.y.z-src.tgz.sha512`
+1. Build distribution from source code package (apache-skywalking-incubating-x.y.z-src.tar.gz) by following this [doc](https://github.com/apache/incubator-skywalking/blob/master/docs/en/How-to-build.md#build-from-apache-source-codes).
+1. Apache RAT check. Run `mvn apache-rat:check`.
 
 ## Call for a vote in Apache IPMC
-Call a vote in `general@incubator.apache.org`
\ No newline at end of file
+Call a vote in `general@incubator.apache.org`
diff --git a/tools/releasing/create_source_release.sh b/tools/releasing/create_source_release.sh
index a08f700d1c94f42853150727ac46dfd1a024d51b..1ef962ec12b6384f2e09b8498931ea18218e19bf 100755
--- a/tools/releasing/create_source_release.sh
+++ b/tools/releasing/create_source_release.sh
@@ -48,4 +48,4 @@ tar czf ${PRODUCT_NAME}-src.tgz ${PRODUCT_NAME}
 gpg --armor --detach-sig $PRODUCT_NAME-src.tgz
 
 md5 -r $PRODUCT_NAME-src.tgz > $PRODUCT_NAME-src.tgz.md5
-shasum -a 512 $PRODUCT_NAME-src.tgz > $PRODUCT_NAME-src.tgz.sha
+shasum -a 512 $PRODUCT_NAME-src.tgz > $PRODUCT_NAME-src.tgz.sha512