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diff --git a/.github/workflows/git_diff_status_show.yml b/.github/workflows/git_diff_status_show.yml
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+#
+# Copyright (c) 2006-2023, RT-Thread Development Team
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+# Change Logs:
+# Date           Author       Notes
+# 2025-05-15     Supper Thomas show the PR size 
+#
+
+name: PR status
+
+# 这个ci主要用来显示当前的PR对于master节点上的增加的code size有多大
+on:
+  pull_request:
+    branches:
+      - master
+
+permissions:
+  contents: read # to fetch code (actions/checkout)
+
+jobs:
+  build:
+    runs-on: ubuntu-24.04
+    name: PR status show
+
+    steps:
+      - uses: actions/checkout@main
+        with:
+          fetch-depth: 0
+      - name: Set up Python
+        uses: actions/setup-python@main
+        with:
+          python-version: 3.8
+
+      - name: fetch origin
+        shell: bash
+        run: |
+          git config --global http.postBuffer 524288000
+          git remote -v
+          git fetch origin
+          git branch
+          git branch -a
+
+      - name: PR status show
+        if: ${{ success() }}
+        shell: bash
+        run: |
+          python tools/ci/git_diff_status_show.py origin/master
+