diff --git a/README.en.md b/README.en.md
index 3cc704e..fe429b6 100644
--- a/README.en.md
+++ b/README.en.md
@@ -38,10 +38,12 @@ Other languages: [:cn: Chinese](./README.md)
     * [Query package detail information](#query-package-detail-information)
     * [Query application installation path](#query-application-installation-path)
 * [Interact with Applications](#interact-with-applications)
-    * [Start an Activity](#start-an-activity)
+    * [Launch app / Start an Activity](#launch-app--start-an-activity)
     * [Start a Service](#start-a-service)
+    * [Stop service](#stop-service)
     * [Send a broadcast](#send-a-broadcast)
     * [Force stop an application](#force-stop-an-application)
+    * [Trim memory](#trim-memory)
 * [File Management](#file-management)
     * [Copy files from a device to a computer](#copy-files-from-a-device-to-a-computer)
     * [Copy files from a computer to a device](#copy-files-from-a-computer-to-a-device)
@@ -109,6 +111,7 @@ Other languages: [:cn: Chinese](./README.md)
     * [Start adb server failure](#start-adb-server-failure)
     * [com.android.ddmlib.AdbCommandRejectedException](#comandroidddmlibadbcommandrejectedexception)
 * [adb unofficial implementation](#adb-unofficial-implementation)
+* [related commands](#related-commands)
 * [Acknowledgements](#acknowledgements)
 * [Reference Links](#reference-links)
 
@@ -815,7 +818,7 @@ There are some options addting data for `<INTENT>`, similar to `extra` for Bundl
 | `--eia <EXTRA_KEY> <EXTRA_INT_VALUE> [, <EXTRA_INT_VALUE ...]`   | integer array                          |
 | `--ela <EXTRA_KEY> <EXTRA_LONG_VALUE> [, <EXTRA_LONG_VALUE ...]` | long array                             |
 
-### Start an Activity
+### Launch app / Start an Activity
 
 The syntax is:
 
@@ -853,6 +856,14 @@ adb shell am startservice -n com.tencent.mm/.plugin.accountsync.model.AccountAut
 
 The command above means starting a service from WeChat.
 
+### Stop service
+
+The syntax is:
+
+```sh
+adb shell am stopservice [options] <INTENT>
+```
+
 ### Send a broadcast
 
 The syntax is:
@@ -922,6 +933,25 @@ adb shell am force-stop com.qihoo360.mobilesafe
 
 The command above means stopping all processes and services related to the package name `com.qihoo360.mobilesafe`.
 
+### Trim memory
+
+command:
+
+```sh
+adb shell am send-trim-memory  <pid> <level>
+```
+
+pid: process id
+level: HIDDEN、RUNNING_MODERATE、BACKGROUND、RUNNING_LOW、MODERATE、RUNNING_CRITICAL、COMPLETE
+
+For example:
+
+```sh
+adb shell am send-trim-memory 12345 RUNNING_LOW
+```
+
+means send command to process 12345, notify it to set level to RUNNING.
+
 ## File Management
 
 ### Copy files from a device to a computer
@@ -2382,11 +2412,20 @@ So just delete the emulator and re-download, reinstall, all is well now.
 
 * [fb-adb](https://github.com/facebook/fb-adb) - A better shell for Android devices (for Mac).
 
+## related commands
+
+* [aapt](./related/aapt.md)
+* [am](./related/am.md)
+* [dumsys](./related/dumpsys.md)
+* [pm](./related/pm.md)
+* [uiautomator](./related/uiautomator.md)
+
 ## Acknowledgements
 
 Thanks friends for theirs selfless sharing and supplement. Names listed in no particular order.
 
-[zxning](https://github.com/zxning), [linhua55](https://github.com/linhua55), [codeskyblue](https://github.com/codeskyblue), [seasonyuu](https://github.com/seasonyuu), [fan123199](https://github.com/fan123199), [zhEdward](https://github.com/zhEdward), [0x8BADFOOD](https://github.com/0x8BADFOOD), [keith666666](https://github.com/keith666666), [shawnlinboy](https://github.com/shawnlinboy).
+[zxning](https://github.com/zxning), [linhua55](https://github.com/linhua55), [codeskyblue](https://github.com/codeskyblue), [seasonyuu](https://github.com/seasonyuu), [fan123199](https://github.com/fan123199), [zhEdward](https://github.com/zhEdward), [0x8BADFOOD](https://github.com/0x8BADFOOD), [keith666666](https://github.com/keith666666), [shawnlinboy](https://github.com/shawnlinboy), [s-xq](https://github.com/s-xq),
+[lucky9322](https://github.com/lucky9322).
 
 ## Reference Links
 
diff --git a/README.md b/README.md
index d856b36..b14deb0 100644
--- a/README.md
+++ b/README.md
@@ -38,12 +38,11 @@ Other languages: [:gb: English](./README.en.md)
     * [查看应用详细信息](#查看应用详细信息)
     * [查看应用安装路径](#查看应用安装路径)
 * [与应用交互](#与应用交互)
-    * [调起 Activity](#调起-activity)
+    * [启动应用/ 调起 Activity](#启动应用-调起-activity)
     * [调起 Service](#调起-service)
     * [停止 Service](#停止-service)
     * [发送广播](#发送广播)
     * [强制停止应用](#强制停止应用)
-    * [启动应用](#启动应用)
     * [收紧内存](#收紧内存)
 * [文件管理](#文件管理)
     * [复制设备里的文件到电脑](#复制设备里的文件到电脑)
@@ -112,6 +111,7 @@ Other languages: [:gb: English](./README.en.md)
     * [启动 adb server 失败](#启动-adb-server-失败)
     * [com.android.ddmlib.AdbCommandRejectedException](#comandroidddmlibadbcommandrejectedexception)
 * [adb 的非官方实现](#adb-的非官方实现)
+* [相关命令](#相关命令)
 * [致谢](#致谢)
 * [参考链接](#参考链接)
 
@@ -823,7 +823,7 @@ package:/data/app/ecarx.weather-1.apk
 | `--eia <EXTRA_KEY> <EXTRA_INT_VALUE>[,<EXTRA_INT_VALUE...]`   | integer 数组                           |
 | `--ela <EXTRA_KEY> <EXTRA_LONG_VALUE>[,<EXTRA_LONG_VALUE...]` | long 数组                              |
 
-### 调起 Activity
+### 启动应用/ 调起 Activity
 
 命令格式：
 
@@ -938,38 +938,25 @@ adb shell am force-stop com.qihoo360.mobilesafe
 
 表示停止 360 安全卫士的一切进程与服务。
 
-### 启动应用
-
-命令：
-```sh
-adb shell am start -n <launchable-activity>
-```
-
-命令示例：
-```sh
-adb shell am start -n com.baidu.searchbox/com.baidu.searchbox.SplashActivity
-```
-
-表示启动手机百度
-
 ### 收紧内存
 
 命令：
 ```sh
 adb shell am send-trim-memory  <pid> <level>
+```
 
-pid:进程ID
+pid: 进程 ID
 level:
 	HIDDEN、RUNNING_MODERATE、BACKGROUND、
 	RUNNING_LOW、MODERATE、RUNNING_CRITICAL、COMPLETE
-```
 
 命令示例：
+
 ```sh
 adb shell am send-trim-memory 12345 RUNNING_LOW
 ```
-表示向pid=12345的进程，发出level=RUNNING_LOW的收紧内存命令
 
+表示向 pid=12345 的进程，发出 level=RUNNING_LOW 的收紧内存命令。
 
 ## 文件管理
 
@@ -2451,11 +2438,20 @@ Otherwise check for a confirmation dialog on your device.
 
 * [fb-adb](https://github.com/facebook/fb-adb) - A better shell for Android devices (for Mac).
 
+## 相关命令
+
+* [aapt](./related/aapt.md)
+* [am](./related/am.md)
+* [dumsys](./related/dumpsys.md)
+* [pm](./related/pm.md)
+* [uiautomator](./related/uiautomator.md)
+
 ## 致谢
 
 感谢朋友们无私的分享与补充（排名不分先后）。
 
-[zxning](https://github.com/zxning)，[linhua55](https://github.com/linhua55)，[codeskyblue](https://github.com/codeskyblue)，[seasonyuu](https://github.com/seasonyuu)，[fan123199](https://github.com/fan123199)，[zhEdward](https://github.com/zhEdward)，[0x8BADFOOD](https://github.com/0x8BADFOOD)，[keith666666](https://github.com/keith666666)，[shawnlinboy](https://github.com/shawnlinboy)。
+[zxning](https://github.com/zxning)，[linhua55](https://github.com/linhua55)，[codeskyblue](https://github.com/codeskyblue)，[seasonyuu](https://github.com/seasonyuu)，[fan123199](https://github.com/fan123199)，[zhEdward](https://github.com/zhEdward)，[0x8BADFOOD](https://github.com/0x8BADFOOD)，[keith666666](https://github.com/keith666666)，[shawnlinboy](https://github.com/shawnlinboy)，[s-xq](https://github.com/s-xq)，
+[lucky9322](https://github.com/lucky9322)。
 
 ## 参考链接
 
diff --git a/aapt.md b/related/aapt.md
similarity index 100%
rename from aapt.md
rename to related/aapt.md
diff --git a/am.md b/related/am.md
similarity index 100%
rename from am.md
rename to related/am.md
diff --git a/dumpsys.md b/related/dumpsys.md
similarity index 100%
rename from dumpsys.md
rename to related/dumpsys.md
diff --git a/pm.md b/related/pm.md
similarity index 100%
rename from pm.md
rename to related/pm.md
diff --git a/uiautomator.md b/related/uiautomator.md
similarity index 100%
rename from uiautomator.md
rename to related/uiautomator.md