diff --git a/.github/workflows/task-sync.yml b/.github/workflows/task-sync.yml
index 34cbc3b..f0d97cf 100644
--- a/.github/workflows/task-sync.yml
+++ b/.github/workflows/task-sync.yml
@@ -8,6 +8,8 @@ on:
     branches: [ "main" ]
     paths-ignore: [ "*.md" ]
   workflow_dispatch:  # Allows you to run this workflow manually from the Actions tab
+  schedule:
+    - cron: "0 19 * * 5" # Every Saturday at 03:00 Asia/Shanghai (UTC+8)
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
@@ -28,12 +30,14 @@ jobs:
     # needs: []
     runs-on: ubuntu-latest
     strategy:
+      fail-fast: false
       matrix:
         image_file:
           - images-app.yaml
           - images-containers.yaml
           - images-cuda.yaml
           - images-db.yaml
+          - images-labnow.yaml
     steps:
       - uses: actions/checkout@v7
       - run: |
diff --git a/task-sync-docker-images/images-labnow.yaml b/task-sync-docker-images/images-labnow.yaml
new file mode 100644
index 0000000..2708f85
--- /dev/null
+++ b/task-sync-docker-images/images-labnow.yaml
@@ -0,0 +1,3 @@
+quay.io/labnow/py-chem:latest:
+ - registry.cn-hangzhou.aliyuncs.com/labnow-oss/py-chem
+ - registry.cn-beijing.aliyuncs.com/labnow-oss/py-chem