diff --git a/sig-apps/README.md b/sig-apps/README.md
index a42ba7afc..085d588f7 100644
--- a/sig-apps/README.md
+++ b/sig-apps/README.md
@@ -8,7 +8,7 @@ The Apps SIG is to develop most common applications to use in [App Store](../sig
 
 ## Meetings
 
-[Meeting notes](https://drive.google.com/open?id=1nRAK2U9flkz-8z7bT2-T_0VneW3w1fx1fJtB5Bu3JyU)
+[Meeting notes](https://docs.google.com/document/d/1nRAK2U9flkz-8z7bT2-T_0VneW3w1fx1fJtB5Bu3JyU)
 
 ## Contact
 
diff --git a/sig-appstore/README.md b/sig-appstore/README.md
index 8bddbfea3..6bdab434b 100644
--- a/sig-appstore/README.md
+++ b/sig-appstore/README.md
@@ -8,7 +8,7 @@ The App Store SIG is to develop an application store platform running on KubeSph
 
 ## Meetings
 
-[Meeting notes](https://docs.google.com/document/d/1FYxeQOiwN3jL6EPeIA71iB3gXZfNf-PhSufVaywFbxI/edit)
+[Meeting notes](https://docs.google.com/document/d/1FYxeQOiwN3jL6EPeIA71iB3gXZfNf-PhSufVaywFbxI)
 
 ## Contact
 
diff --git a/sig-architecture/README.md b/sig-architecture/README.md
index 700272d3b..ba8a4c0f0 100644
--- a/sig-architecture/README.md
+++ b/sig-architecture/README.md
@@ -11,7 +11,7 @@ The architecture SIG is to evolve the architecture of KubeSphere. For example, t
 
 ## Meetings
 
-[Meeting notes](https://docs.google.com/document/d/1lqL0c6SpxLxRbwVk870-9HDeGIwVodSRJV-Uh4hPemQ/edit)
+[Meeting notes](https://docs.google.com/document/d/1lqL0c6SpxLxRbwVk870-9HDeGIwVodSRJV-Uh4hPemQ)
 
 ## Contact
 
diff --git a/sig-console/README.md b/sig-console/README.md
index 783bd3608..fea76557c 100644
--- a/sig-console/README.md
+++ b/sig-console/README.md
@@ -8,7 +8,7 @@ The console SIG is the community place to develop the frontend of KubeSphere wit
 
 ## Meetings
 
-[Meeting notes](https://docs.google.com/document/d/1a2RHltQm3armW4Jf7m1aYFTjdvlqiuW5hW2-KBeLqi0/edit#heading=h.sr4je66q3vk1)
+[Meeting notes](https://docs.google.com/document/d/1a2RHltQm3armW4Jf7m1aYFTjdvlqiuW5hW2-KBeLqi0)
 
 ## Contact
 
diff --git a/sig-devops/OWNERS b/sig-devops/OWNERS
new file mode 100644
index 000000000..e69de29bb
diff --git a/sig-devops/README.md b/sig-devops/README.md
new file mode 100644
index 000000000..0d7465ef4
--- /dev/null
+++ b/sig-devops/README.md
@@ -0,0 +1,16 @@
+# DevOps Special Interest Group
+
+The DevOps SIG is to design and implement the DevOps functionalities including pipeline, S2I and B2I running on KubeSphere.
+
+## Members
+
+- Jeff Zhang ([@zryfish](https://github.com/zryfish)), Lead
+- Shaowen Chen ([@shaowenchen](https://github.com/shaowenchen)), Member
+
+## Meetings
+
+[Meeting notes](https://docs.google.com/document/d/1ZORl7ZhRlZxKXFle2LGPRJqXzlr6EDhu2A7qzjybfro)
+
+## Contact
+
+- Slack [#sig-devops](https://kubesphere.slack.com/messages/sig-devops)
\ No newline at end of file
diff --git a/sigs.md b/sigs.md
index d6c1fe792..33ff2ed89 100644
--- a/sigs.md
+++ b/sigs.md
@@ -34,11 +34,11 @@ The SIGs at present are:
 
 | Group | Lead |  Slack Channel | Meeting Notes | Description |
 |-------|-------------|-------|--------------|--------------------|
-| [Apps](./sig-apps/) | [Hongliang Wang](https://github.com/hlwanghl) | [#sig-apps](https://kubesphere.slack.com/messages/sig-apps) | [Notes](https://drive.google.com/open?id=1nRAK2U9flkz-8z7bT2-T_0VneW3w1fx1fJtB5Bu3JyU) | App charts for the built-in App Store |
-| [App Store](./sig-appstore) | [Zhengyi Lai](https://github.com/zheng1) | [#sig-appstore](https://kubesphere.slack.com/messages/sig-appstore) | [Notes](https://docs.google.com/document/d/1FYxeQOiwN3jL6EPeIA71iB3gXZfNf-PhSufVaywFbxI/edit) | App Store, App template management |
-| [Architecture](./sig-architecture) | [Lu Liu](https://github.com/leoendless), [Benjamin Huo](https://github.com/benjaminhuo) | [#sig-architecture](https://kubesphere.slack.com/messages/sig-architecture) | [Notes](https://docs.google.com/document/d/1lqL0c6SpxLxRbwVk870-9HDeGIwVodSRJV-Uh4hPemQ/edit) | system architecture |
-| [Console](./sig-console) | [Lu Liu](https://github.com/leoendless) | [#sig-console](https://kubesphere.slack.com/messages/sig-console) | [Notes](https://docs.google.com/document/d/1a2RHltQm3armW4Jf7m1aYFTjdvlqiuW5hW2-KBeLqi0/edit#heading=h.sr4je66q3vk1) | dashboard |
-| DevOps | [Jeff Zhang](https://github.com/zryfish) | [#devops](https://kubesphere.slack.com/archives/CLHL8R1C7) | [Notes](https://github.com/kubesphere/kubesphere/issues?q=is%3Aopen+is%3Aissue+label%3Aarea%2Fmonitoring+) | pipeline, s2i, b2i, image registry |
+| [Apps](./sig-apps/) | [Hongliang Wang](https://github.com/hlwanghl) | [#sig-apps](https://kubesphere.slack.com/messages/sig-apps) | [Notes](https://docs.google.com/document/d/1nRAK2U9flkz-8z7bT2-T_0VneW3w1fx1fJtB5Bu3JyU) | App charts for the built-in App Store |
+| [App Store](./sig-appstore) | [Zhengyi Lai](https://github.com/zheng1) | [#sig-appstore](https://kubesphere.slack.com/messages/sig-appstore) | [Notes](https://docs.google.com/document/d/1FYxeQOiwN3jL6EPeIA71iB3gXZfNf-PhSufVaywFbxI) | App Store, App template management |
+| [Architecture](./sig-architecture) | [Lu Liu](https://github.com/leoendless), [Benjamin Huo](https://github.com/benjaminhuo) | [#sig-architecture](https://kubesphere.slack.com/messages/sig-architecture) | [Notes](https://docs.google.com/document/d/1lqL0c6SpxLxRbwVk870-9HDeGIwVodSRJV-Uh4hPemQ) | system architecture |
+| [Console](./sig-console) | [Lu Liu](https://github.com/leoendless) | [#sig-console](https://kubesphere.slack.com/messages/sig-console) | [Notes](https://docs.google.com/document/d/1a2RHltQm3armW4Jf7m1aYFTjdvlqiuW5hW2-KBeLqi0) | dashboard |
+| [DevOps](./sig-devops) | [Jeff Zhang](https://github.com/zryfish) | [#sig-devops](https://kubesphere.slack.com/messages/sig-devops) | [Notes](https://docs.google.com/document/d/1ZORl7ZhRlZxKXFle2LGPRJqXzlr6EDhu2A7qzjybfro) | pipeline, s2i, b2i, image registry |
 | Docs | [Pengfei Zhou](https://github.com/FeynmanZhou) | [#docs](https://kubesphere.slack.com/archives/CLHL8R1C7) | [Notes](https://github.com/kubesphere/kubesphere/issues?q=is%3Aopen+is%3Aissue+label%3Aarea%2Fmonitoring+) | User docs, kubesphere.io |
 | Installation | [Feng Guo](https://github.com/pixiake) | [#installation](https://kubesphere.slack.com/archives/CLHL8R1C7) | [Notes](https://github.com/kubesphere/kubesphere/issues?q=is%3Aopen+is%3Aissue+label%3Aarea%2Fmonitoring+) | KubeSphere installer and deployment |
 | Microservice management| [Jeff Zhang](https://github.com/zryfish) | [#microservice](https://kubesphere.slack.com/archives/CLHL8R1C7) | [Notes](https://github.com/kubesphere/kubesphere/issues?q=is%3Aopen+is%3Aissue+label%3Aarea%2Fmonitoring+) | architecture, microservice governance |