diff --git a/README.md b/README.md
index 015baf1b..e29c54a4 100644
--- a/README.md
+++ b/README.md
@@ -15,13 +15,13 @@ litemall = Spring Boot后端 + Vue管理员前端 + 微信小程序用户前端
 
 * renard-wx模块实例
 
-![](./doc/pic/renard_wx_demo.png)    
+![](./doc/pics/readme/renard_wx_demo.png)
 
 > 注意：此实例是真实小商场，开发者可以购买商品和付款，但请不要尝试退款操作。
 
 * litemall-wx模块实例
 
-![](./doc/pic/litemall_wx_demo.png)    
+![](./doc/pics/readme/litemall_wx_demo.png)
 
 > 注意：此实例是测试小商场，开发者请不要尝试购买商品、付款、退款操作。
 
@@ -29,7 +29,7 @@ litemall = Spring Boot后端 + Vue管理员前端 + 微信小程序用户前端
 
 请手机扫描以下二维码访问:
 
-![](./doc/pic/mobmall.png)    
+![](./doc/pics/readme/mobmall.png)
 
 或者浏览器采用手机模式访问以下网址: [http://122.51.199.160:8080/vue/index.html#/](http://122.51.199.160:8080/vue/index.html#/)
 
@@ -39,7 +39,7 @@ litemall = Spring Boot后端 + Vue管理员前端 + 微信小程序用户前端
 
 ### 管理后台实例
 
-![](./doc/pic/4.png)    
+![](./doc/pics/readme/admin-dashboard.png)
 
 1. 浏览器打开，输入以下网址: [http://122.51.199.160:8080/#/login](http://122.51.199.160:8080/#/login)
 2. 管理员用户名`admin123`，管理员密码`admin123`
@@ -51,7 +51,7 @@ litemall = Spring Boot后端 + Vue管理员前端 + 微信小程序用户前端
 * [GitHub](https://github.com/linlinjava/litemall)
 
 ## 项目架构
-![](./doc/pic/1.png)    
+![](./doc/pics/readme/project-structure.png)
 
 ## 技术栈
 
@@ -59,7 +59,7 @@ litemall = Spring Boot后端 + Vue管理员前端 + 微信小程序用户前端
 > 2. Vue
 > 3. 微信小程序
 
-![](doc/pic/2.png)    
+![](doc/pics/readme/technology-stack.png)
 
 ## 功能
 
@@ -233,7 +233,7 @@ V 3.0.0 完成以下目标：
 
 ## 问题
 
-![](doc/pic/qq2.png)
+![](doc/pics/readme/qq2.png)
 
  * 开发者有问题或者好的建议可以用Issues反馈交流，请给出详细信息
  * 在开发交流群中应讨论开发、业务和合作问题
diff --git a/doc/FAQ.md b/doc/FAQ.md
index 5dd6be33..7a4ba43a 100644
--- a/doc/FAQ.md
+++ b/doc/FAQ.md
@@ -275,7 +275,7 @@ node_modules是litemall-admin和litemall-vue模块所依赖的项目库，可能
 2. 然后分别创建空的node_modules文件夹；
 3. 重新打开IDEA，分别设置litemall-admin模块和litemall-vue模块的node_modules文件夹Excluded状态。
 
-![](./pic/excluded.png)    
+![](./pics/faq/excluded.png)
 
 ### 4.2 项目war打包
 
diff --git a/doc/api.md b/doc/api.md
index 35199cae..e6a285d6 100644
--- a/doc/api.md
+++ b/doc/api.md
@@ -355,7 +355,7 @@ API应该存在版本控制，以保证兼容性。
 
 例如测试2.4.2节商品详情API
 
-![](./pic/get.png)    
+![](./pics/admin/get.png)
 
 #### 1.8.2 GET & Token 示例
 
@@ -365,15 +365,15 @@ API应该存在版本控制，以保证兼容性。
 
 如果没有登录，则返回未登录信息
 
-![](./pic/get_no_token.png)
+![](./pics/admin/get_no_token.png)
 
 因此测试这些API，需要先登录
 
-![](./pic/login.png)
+![](./pics/admin/login.png)
 
 然后，采用自定义`X-Litemall-Token`来携带token访问商场API
 
-![](./pic/get_with_token.png)
+![](./pics/admin/get_with_token.png)
 
 注意：
 > 访问受保护商场API是采用自定义`X-Litemall-Token`头部；
@@ -387,15 +387,15 @@ API应该存在版本控制，以保证兼容性。
 
 如果需要登录才能提交数据，则需要先向后端请求登录，得到token，然后请求时携带token。
 
-![](./pic/post_no_token.png)
+![](./pics/admin/post_no_token.png)
 
 因此测试这些API，需要先登录
 
-![](./pic/login.png)
+![](./pics/admin/login.png)
 
 然后，采用自定义`X-Litemall-Token`来携带token访问商场API
 
-![](./pic/get_with_token.png)
+![](./pics/admin/get_with_token.png)
 
 注意：
 > 访问受保护商场API是采用自定义`X-Litemall-Token`头部；
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diff --git a/doc/pic/get_with_token.png b/doc/pics/admin/get_with_token.png
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diff --git a/doc/pic/login.png b/doc/pics/admin/login.png
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rename from doc/pic/login.png
rename to doc/pics/admin/login.png
diff --git a/doc/pic/post_no_token.png b/doc/pics/admin/post_no_token.png
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rename from doc/pic/post_no_token.png
rename to doc/pics/admin/post_no_token.png
diff --git a/doc/pic/post_with_token.png b/doc/pics/admin/post_with_token.png
similarity index 100%
rename from doc/pic/post_with_token.png
rename to doc/pics/admin/post_with_token.png
diff --git a/doc/pic/excluded.png b/doc/pics/faq/excluded.png
similarity index 100%
rename from doc/pic/excluded.png
rename to doc/pics/faq/excluded.png
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rename from doc/pic2/2-3.png
rename to doc/pics/platform/mybatis-generator.png
diff --git a/doc/pic2/2-1.png b/doc/pics/platform/order-status.png
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rename from doc/pic1/1-15.png
rename to doc/pics/project/yml-resource.png
diff --git a/doc/pic/4.png b/doc/pics/readme/admin-dashboard.png
similarity index 100%
rename from doc/pic/4.png
rename to doc/pics/readme/admin-dashboard.png
diff --git a/doc/pic/litemall_wx_demo.png b/doc/pics/readme/litemall_wx_demo.png
similarity index 100%
rename from doc/pic/litemall_wx_demo.png
rename to doc/pics/readme/litemall_wx_demo.png
diff --git a/doc/pic/mobmall.png b/doc/pics/readme/mobmall.png
similarity index 100%
rename from doc/pic/mobmall.png
rename to doc/pics/readme/mobmall.png
diff --git a/doc/pic/1.png b/doc/pics/readme/project-structure.png
similarity index 100%
rename from doc/pic/1.png
rename to doc/pics/readme/project-structure.png
diff --git a/doc/pic/qq2.png b/doc/pics/readme/qq2.png
similarity index 100%
rename from doc/pic/qq2.png
rename to doc/pics/readme/qq2.png
diff --git a/doc/pic/renard_wx_demo.png b/doc/pics/readme/renard_wx_demo.png
similarity index 100%
rename from doc/pic/renard_wx_demo.png
rename to doc/pics/readme/renard_wx_demo.png
diff --git a/doc/pic/2.png b/doc/pics/readme/technology-stack.png
similarity index 100%
rename from doc/pic/2.png
rename to doc/pics/readme/technology-stack.png
diff --git a/doc/platform.md b/doc/platform.md
index 60546681..157524a8 100644
--- a/doc/platform.md
+++ b/doc/platform.md
@@ -183,7 +183,7 @@ litemall_region表保存了行政区域信息，包括省级、市级、县级
 
 #### 2.1.4.1 订单状态
 
-![](pic2/2-1.png)
+![](./pics/platform/order-status.png)
 
 订单分成几种基本的状态：
 
@@ -587,7 +587,7 @@ litemall-db模块是一个普通的Spring Boot应用，基于mybatis框架实现
 * Mybatis Generator
 * Mybatis Generator非官方插件mybatis-generator-plugin
 
-![](./pic2/2-2.png)
+![](./pics/platform/db-main.png)
 
 这里litemall-db模块可以分成以下几种代码：
 
@@ -610,7 +610,7 @@ mybatis数据库访问代码是指dao接口代码、dao数据库XML文件和doma
 
 #### 2.2.1.1 自动生成代码
 
-![](./pic2/2-3.png)
+![](./pics/platform/mybatis-generator.png)
 
 如上图所示，双击`mybatis-generator:generate`，则mybatis generator插件会：
 
diff --git a/doc/project.md b/doc/project.md
index 0aea0e20..fc9db2b8 100644
--- a/doc/project.md
+++ b/doc/project.md
@@ -4,7 +4,7 @@
 
 litemall是一个简单的商场系统，基于现有的开源项目，重新实现一个完整的前后端项目，包含小程序客户端、移动客户端和网页管理端。
 
-![](./pic1/1-1.png)    
+![](./pics/project/project-structure.png)
 
 
 项目的架构是四个系统和九个模块：
@@ -236,7 +236,7 @@ Spring Boot技术栈参考以下文档或者项目：
 
 接下来，从项目的开发、部署（测试）和上线三个阶段介绍litemall。
 
-![](pic1/1-10.png)
+![](./pics/project/stage.png)
 
 首先需要明确的是三个不同阶段：
 
@@ -277,7 +277,7 @@ Spring Boot技术栈参考以下文档或者项目：
 
 ## 1.4 开发方案
 
-![](pic1/1-2.png)
+![](./pics/project/develop-stage.png)
 
 如图所示，当前开发阶段的方案：
 
@@ -336,7 +336,7 @@ flush privilege
    
    或者采用IDEA的Maven插件安装本项目依赖库，点击`install`
 
-    ![](pic1/1-8.png)
+    ![](./pics/project/idea-maven-insatll.png)
 
 7. 采用Maven命令编译本项目
 
@@ -363,7 +363,7 @@ flush privilege
    如果采用IDEA，则litemall-all模块的Application类
    右键` Run Application.main()`方式运行该模块,
    
-   ![](pic1/1-9.png)
+   ![](./pics/project/idea-run-all.png)
    
    打开浏览器，输入
     ```
@@ -826,7 +826,7 @@ litemall:
 
 主要流程是：创建云服务器，安装ubuntu操作系统，按照JDK和MySQL应用运行环境，部署单一Spring Boot服务。
 
-![](pic1/1-11.png)
+![](./pics/project/deploy-single.png)
 
 #### 1.5.1.1 云服务器
 
@@ -841,7 +841,7 @@ litemall:
 
 3. 创建安全组
 
-    ![](pic1/1-4.png)
+    ![](./pics/project/security-group.png)
 
     目前允许的端口：8080，80，443，22，3306
     
@@ -1037,7 +1037,7 @@ cd litemall
 * 提供管理后台前端所需要的数据；
 * 提供小商城前端所需要的数据。
 
-![](pic1/1-12.png)
+![](./pics/project/online-deploy.png)
 
 
 开发者可以基于自身业务采用其他上线方案。
@@ -1160,7 +1160,7 @@ http://www.example.com
 总结，经过以上不同方面的配置，nginx这里最终的配置是如下：
 1. 证书`1_www.example.com_bundle.crt`和`2_www.example.com.key`放置在
     `/etc/nginx/`文件夹内。
-2. 把`/etc/nginx/nginx.conf`文件进行修改，具体可以参考[本项目的nginx.conf](./pic/nginx.conf)
+2. 把`/etc/nginx/nginx.conf`文件进行修改，具体可以参考[本项目的nginx.conf](./conf/nginx.conf)
 3. 重启nginx
 
 注意：
@@ -1423,9 +1423,9 @@ application配置文件中，但是问题就是数据库信息一旦改变则其
 3. 上线阶段，同样地，在litemall.jar包同级目录创建上线配置文件。
 
 此外，这里还可以采用另外一种思路，如下图：
-![](pic1/1-13.png)
-![](pic1/1-14.png)
-![](pic1/1-15.png)
+![](./pics/project/maven-profile.png)
+![](./pics/project/spring-profile.png)
+![](./pics/project/yml-resource.png)
 
 其实原理也很简单，就是配置文件采用application-{module}-{profile}.yml来支持不同模块不同阶段的配置需求。
 
diff --git a/doc/pic/3.png b/doc/unused/3.png
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