diff --git a/repos.yaml b/repos.yaml
index 2200a810f3bea3b2ee6c9885ec06ec8c59c1e272..62abd3b8eb69ba3644e8e16b1176e36d5f1fb7b0 100644
--- a/repos.yaml
+++ b/repos.yaml
@@ -65,4 +65,8 @@ repositories:
   protected_branches:
   - master
   type: public
-
+- name: Yukon
+  description: "GIS extension"
+  protected_branches:
+  - master
+  type: public
diff --git a/sigs.yaml b/sigs.yaml
index c83c91e349c993ecd72e0f3d04df1983763eb3a7..28851c373ea4b86e1cb7dede7a235e478ed657c2 100644
--- a/sigs.yaml
+++ b/sigs.yaml
@@ -46,3 +46,6 @@ sigs:
   repositories:
   - openGauss-server
   - openGauss-third_party
+- name: GIS
+  repositories:
+  - Yukon
diff --git a/sigs/GIS/OWNERS b/sigs/GIS/OWNERS
new file mode 100644
index 0000000000000000000000000000000000000000..c5c23af74800d3ef8bf72547bc72ad4f82ec669d
--- /dev/null
+++ b/sigs/GIS/OWNERS
@@ -0,0 +1,8 @@
+maintainers:
+  - zhouqinsm
+  - xiong_xjun
+committers:
+  - liwenlong2021
+  - yang_jingqiao
+  - gentle_hu
+  - sqyyeah
diff --git a/sigs/GIS/README.md b/sigs/GIS/README.md
new file mode 100644
index 0000000000000000000000000000000000000000..8b3ff995cb078cc0ca3cc7d7cd64358a1d970679
--- /dev/null
+++ b/sigs/GIS/README.md
@@ -0,0 +1,32 @@
+# GIS
+
+GIS英文全称Geographic Information System，表示地理信息系统。
+GIS SIG 致力于openGauss社区地理信息系统的开发和维护。
+
+# 组织会议
+
+- 公开的会议时间：北京时间 每双周一 16:00-17:00
+
+# 成员
+
+### Maintainer列表
+
+- 周芹[@zhouqinsm](https://gitee.com/zhouqinsm), *zhouqin@supermap.com*
+- 熊小军[@xiong_xjun](https://gitee.com/xiong_xjun), *xiong_xiaojun@yeah.net*
+
+### Committer列表
+
+- 李文龙[@liwenlong2021](https://gitee.com/liwenlong2021), *liwenlong@supermap.com*
+- 杨竞乔[@yang_jingqiao](https://gitee.com/yang_jingqiao), *yangjq@vastdata.com.cn*
+- 胡正超[@gentle_hu](https://gitee.com/gentle_hu), *gentle_hu@qq.com*
+- 宋清怡[@sqyyeah](https://gitee.com/sqyyeah), *Qingyi.song@outlook.com*
+
+# 联系方式
+
+- [邮件列表](https://mailweb.opengauss.org/postorius/lists/gis.opengauss.org/)
+
+# 仓库清单
+
+仓库地址：
+
+- https://gitee.com/opengauss/Yukon
diff --git a/sigs/README.en.md b/sigs/README.en.md
index 7fdf7567922840efc1374cf5d5d719c6857e7745..69c992b8855fb3920ff5e65d960df785bb5b011e 100644
--- a/sigs/README.en.md
+++ b/sigs/README.en.md
@@ -17,3 +17,4 @@
     | AI | Develop and maintain the AI capability of the openGauss community. |
     | IoT | Develop and maintain the IoT capability of openGauss community. |
     | In-place Update | Develop and maintain the in-place update engine of the openGauss community. |
+    | GIS | Develop and maintain the Geographic Information System of the openGauss community. |
diff --git a/sigs/README.md b/sigs/README.md
index 30cf4c97a700aef463e820bdf4d11d53913ec9b6..6efac2db4d3794441e0b4335513dc370c7fc33fb 100644
--- a/sigs/README.md
+++ b/sigs/README.md
@@ -17,3 +17,4 @@
     | AI | 负责openGauss社区AI的开发和维护。 |
     | IoT | 负责openGauss社区IoT能力的开发和维护。 |
     | In-place Update | 负责openGauss社区in-place update的开发和维护。 |
+    | GIS | 负责openGauss社区地理信息系统的开发和维护。 |