diff --git a/sig/sig-systemapplications/OWNERS b/sig/sig-systemapplications/OWNERS
new file mode 100644
index 0000000000000000000000000000000000000000..03dd655bc9bb16be9dcf26ee152f93e168636d0d
--- /dev/null
+++ b/sig/sig-systemapplications/OWNERS
@@ -0,0 +1,38 @@
+{
+   "Leader":[
+      {
+         "gitee_id":"nicolaswang",
+         "gitee_email":"icolas.wangfeng@huawei.com"
+      }
+   ]
+   "Committers":[
+      {
+         "gitee_id":"starr666",
+         "gitee_email":"starr.zhang@huawei.com"
+      },
+      {
+         "gitee_id":"foyezhang",
+         "gitee_email":"zhangxiaowei1@huawei.com"
+      },
+      {
+         "gitee_id":"blancwu",
+         "gitee_email":"wuyawei1@huawei.com"
+      },
+      {
+         "gitee_id":"liuzhenyu2021",
+         "gitee_email":"liuzhenyu.liuzhenyu@huawei.com"
+      },
+      {
+         "gitee_id":"lv-zhongwei",
+         "gitee_email":"lvzhongwei@huawei.com"
+      },
+      {
+         "gitee_id":"hosphoto",
+         "gitee_email":"liuxiaodong17@huawei.com"
+      },
+      {
+         "gitee_id":"sunjunxiong",
+         "gitee_email":"sunjunxiong@huawei.com"
+      }
+   ]
+}
\ No newline at end of file
diff --git a/sig/sig-systemapplications/sig_systemapplications.md b/sig/sig-systemapplications/sig_systemapplications.md
new file mode 100644
index 0000000000000000000000000000000000000000..58c3e1af3e0f4f5bfa3bbd95848fd25f7da24d63
--- /dev/null
+++ b/sig/sig-systemapplications/sig_systemapplications.md
@@ -0,0 +1,48 @@
+# SIG Template
+English | [简体中文](./sig_systemapplications_cn.md)
+
+Note: The content of this SIG follows the convention described in OpenHarmony's PMC Management Charter [README](/zh/pmc.md).
+
+## SIG group work objectives and scope
+
+### work goals
+Defines and builds OpenHarmony system applications, applies for and implements incubation projects, and collects community developers' requirements to continuously improve system application features.
+
+### work scope
+1. Nurturing the application architecture and features of the next-generation system
+2. Development and maintenance of trunk warehouse system applications
+3. Identify the dependency of applications on other subsystems and raise requirements to improve the system.
+4. Communicate and cooperate with developers to continuously improve system application features.
+5. Organize the clarification of community-related questions and provide timely answers.
+
+### The repository 
+- project name:
+  - system_applications：https://gitee.com/openharmony-sig/system_applications
+  - applications_systemui：https://gitee.com/openharmony/applications_systemui
+  - applications_settings: https://gitee.com/openharmony/applications_settings
+  - applications_launcher: https://gitee.com/openharmony/applications_launcher
+
+
+## SIG Members
+
+### Leader
+- @nicolaswang(https://gitee.com/nicolaswang)
+
+### Committers
+- @starr666(https://gitee.com/starr666)
+- @foyezhang(https://gitee.com/foyezhang)
+- @blancwu(https://gitee.com/blancwu)
+- @liuzhenyu2021(https://gitee.com/liuzhenyu2021)
+- @zhuozengsi(https://gitee.com/zhuozengsi)
+- @lv-zhongwei(https://gitee.com/lv-zhongwei)
+- @hosphoto(https://gitee.com/hosphoto)
+- @sunjunxiong(https://gitee.com/hosphoto)
+
+ ### Meetings
+- Meeting time：bi-weekly meeting, 19:00 pm on Wednesday
+- Meeting link：in the systemapplications channel of the slack
+
+### Contact (optional)
+- Mailing list：nicolas.wangfeng@huawei.com;
+- Slack group：[systemapplications](https://app.slack.com/client/T01D9MR6E4W/C022UV7AE3F)
+- Wechat group：NA
diff --git a/sig/sig-systemapplications/sig_systemapplications_cn.md b/sig/sig-systemapplications/sig_systemapplications_cn.md
new file mode 100644
index 0000000000000000000000000000000000000000..1057b284dfe1b41e9c120843628c63367b4d311d
--- /dev/null
+++ b/sig/sig-systemapplications/sig_systemapplications_cn.md
@@ -0,0 +1,47 @@
+# SIG组
+简体中文 | [English](./sig_systemapplications.md)
+
+说明：本SIG的内容遵循OpenHarmony的PMC管理章程 [README](/zh/pmc.md)中描述的约定。
+
+## SIG组工作目标和范围
+
+### 工作目标
+定义并构建OpenHarmony的系统应用，负责申请、实施孵化项目，广泛收集社区开发者需求，以持续完善系统应用的特性。
+
+### 工作范围
+1. 新一代系统应用架构及特性的孵化
+2. 主干仓库系统应用的开发及维护
+3. 识别应用对其他子系统的依赖，并提出相应需求，促进系统完善
+4. 与开发者交流、合作，持续完善系统应用的特性
+5. 组织社区相关问题的澄清并及时给予解答
+
+## 代码仓
+- 代码仓地址：
+  - system_applications：https://gitee.com/openharmony-sig/system_applications
+  - applications_systemui：https://gitee.com/openharmony/applications_systemui
+  - applications_settings: https://gitee.com/openharmony/applications_settings
+  - applications_launcher: https://gitee.com/openharmony/applications_launcher
+  
+## SIG组成员
+
+### Leader
+- @nicolaswang(https://gitee.com/nicolaswang)
+
+### Committers列表
+- @starr666(https://gitee.com/starr666)
+- @foyezhang(https://gitee.com/foyezhang)
+- @blancwu(https://gitee.com/blancwu)
+- @liuzhenyu2021(https://gitee.com/liuzhenyu2021)
+- @zhuozengsi(https://gitee.com/zhuozengsi)
+- @lv-zhongwei(https://gitee.com/lv-zhongwei)
+- @hosphoto(https://gitee.com/hosphoto)
+- @sunjunxiong(https://gitee.com/hosphoto)
+
+### 会议
+ - 会议时间：双周例会，晚上周三19:00
+ - 会议链接：在slack的systemapplications channel
+
+### 联系方式(可选)
+- 邮件列表：nicolas.wangfeng@huawei.com;
+- Slack群组：[systemapplications](https://app.slack.com/client/T01D9MR6E4W/C022UV7AE3F)
+- 微信群：NA
\ No newline at end of file
diff --git a/sig/sigs.json b/sig/sigs.json
index 50075e1105e41c5f29d71a0acfd448e3c448f574..f21fa27691870af671332139d67b3a35435b0b41 100644
--- a/sig/sigs.json
+++ b/sig/sigs.json
@@ -49,6 +49,13 @@
          "sig-name":"sig-riscv",
          "projects":"https://gitee.com/openharmony-sig/riscv",
          "project-path":"None"
+      },
+      {
+         "sig-name":"sig-systemapplications",
+         "projects":"https://gitee.com/openharmony-sig/system_applications",
+         "project-path":["applications/standard/systemui",
+                         "applications/standard/settings",
+                         "applications/standard/launcher"]
       }
    ]
 }