diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 67ad47f4fc..0030b358f7 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -113,14 +113,44 @@ jobs:
           docker tag ossrs/lighthouse:$SRS_TAG registry.cn-hangzhou.aliyuncs.com/ossrs/lighthouse:latest
           docker push --all-tags registry.cn-hangzhou.aliyuncs.com/ossrs/lighthouse
 
-      # Tencent TCR hub
-      - name: Login Tencent docker hub
+      # Tencent TCR Singapore hub
+      - name: Login Tencent Singapore docker hub
+        uses: docker/login-action@v1
+        with:
+          registry: sgccr.ccs.tencentyun.com
+          username: "${{ secrets.TCR_USERNAME }}"
+          password: "${{ secrets.TCR_PASSWORD }}"
+      - name: Push to Tencent Singapore docker hub
+        run: |
+          docker tag ossrs/srs:$SRS_TAG sgccr.ccs.tencentyun.com/ossrs/srs:$SRS_TAG
+          docker tag ossrs/srs:$SRS_TAG sgccr.ccs.tencentyun.com/ossrs/srs:$SRS_VERSION
+          docker tag ossrs/srs:$SRS_TAG sgccr.ccs.tencentyun.com/ossrs/srs:v$SRS_MAJOR
+          docker tag ossrs/srs:$SRS_TAG sgccr.ccs.tencentyun.com/ossrs/srs:$SRS_MAJOR
+          docker tag ossrs/srs:$SRS_TAG sgccr.ccs.tencentyun.com/ossrs/srs:latest
+          docker push --all-tags sgccr.ccs.tencentyun.com/ossrs/srs
+          #
+          docker tag ossrs/droplet:$SRS_TAG sgccr.ccs.tencentyun.com/ossrs/droplet:$SRS_TAG
+          docker tag ossrs/droplet:$SRS_TAG sgccr.ccs.tencentyun.com/ossrs/droplet:$SRS_VERSION
+          docker tag ossrs/droplet:$SRS_TAG sgccr.ccs.tencentyun.com/ossrs/droplet:v$SRS_MAJOR
+          docker tag ossrs/droplet:$SRS_TAG sgccr.ccs.tencentyun.com/ossrs/droplet:$SRS_MAJOR
+          docker tag ossrs/droplet:$SRS_TAG sgccr.ccs.tencentyun.com/ossrs/droplet:latest
+          docker push --all-tags sgccr.ccs.tencentyun.com/ossrs/droplet
+          #
+          docker tag ossrs/lighthouse:$SRS_TAG sgccr.ccs.tencentyun.com/ossrs/lighthouse:$SRS_TAG
+          docker tag ossrs/lighthouse:$SRS_TAG sgccr.ccs.tencentyun.com/ossrs/lighthouse:$SRS_VERSION
+          docker tag ossrs/lighthouse:$SRS_TAG sgccr.ccs.tencentyun.com/ossrs/lighthouse:v$SRS_MAJOR
+          docker tag ossrs/lighthouse:$SRS_TAG sgccr.ccs.tencentyun.com/ossrs/lighthouse:$SRS_MAJOR
+          docker tag ossrs/lighthouse:$SRS_TAG sgccr.ccs.tencentyun.com/ossrs/lighthouse:latest
+          docker push --all-tags sgccr.ccs.tencentyun.com/ossrs/lighthouse
+
+      # Tencent TCR Beijing hub
+      - name: Login Tencent Beijing docker hub
         uses: docker/login-action@v1
         with:
           registry: ccr.ccs.tencentyun.com
           username: "${{ secrets.TCR_USERNAME }}"
           password: "${{ secrets.TCR_PASSWORD }}"
-      - name: Push to Tencent docker hub
+      - name: Push to Tencent Beijing docker hub
         run: |
           docker tag ossrs/srs:$SRS_TAG ccr.ccs.tencentyun.com/ossrs/srs:$SRS_TAG
           docker tag ossrs/srs:$SRS_TAG ccr.ccs.tencentyun.com/ossrs/srs:$SRS_VERSION
diff --git a/trunk/doc/CHANGELOG.md b/trunk/doc/CHANGELOG.md
index 1c74e51a97..fa41087f25 100644
--- a/trunk/doc/CHANGELOG.md
+++ b/trunk/doc/CHANGELOG.md
@@ -8,6 +8,7 @@ The changelog for SRS.
 
 ## SRS 4.0 Changelog
 
+* v4.0, 2022-02-09, Mirror docker images in TCR Singapore. v4.0.240
 * v4.0, 2022-02-08, Refine the error for WebRTC H5 publisher. v4.0.239
 * v4.0, 2022-02-04, Push docker to docker, acr and tcr. v4.0.238
 * v4.0, 2022-02-03, Merge [#2888](https://github.com/ossrs/srs/pull/2888): Fix bug when the value of http header is empty. (#2888). v4.0.237
diff --git a/trunk/src/core/srs_core_version4.hpp b/trunk/src/core/srs_core_version4.hpp
index fc349fb927..80f29b78ef 100644
--- a/trunk/src/core/srs_core_version4.hpp
+++ b/trunk/src/core/srs_core_version4.hpp
@@ -9,6 +9,6 @@
 
 #define VERSION_MAJOR       4
 #define VERSION_MINOR       0
-#define VERSION_REVISION    239
+#define VERSION_REVISION    240
 
 #endif