diff --git a/.github/workflows/pr-checklist-check.yml b/.github/workflows/pr-checklist-check.yml
index f93eac126..26b145a05 100644
--- a/.github/workflows/pr-checklist-check.yml
+++ b/.github/workflows/pr-checklist-check.yml
@@ -23,7 +23,7 @@ jobs:
             const bad = regex.test(body);
             core.setOutput("bad", bad);
 
-      - name: Close PR
+      - name: Close PR if checklist violated
         if: steps.check.outputs.bad == 'true'
         uses: actions/github-script@v7
         with:
@@ -42,4 +42,42 @@ jobs:
               repo: context.repo.repo,
               pull_number: pr.number,
               state: "closed"
-            });
\ No newline at end of file
+            });
+
+      - name: Check target branch
+        uses: actions/github-script@v7
+        with:
+          script: |
+            const pr = context.payload.pull_request;
+            const base = pr.base.ref;
+
+            if (base !== "dev") {
+              await github.rest.issues.createComment({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                issue_number: pr.number,
+                body: `⚠️ 当前 PR 的 **目标分支是 \`${base}\`**。
+
+建议将 PR 合并到 **\`dev\` 分支（开发分支）**，这样通常可以 **更快被合并**。
+
+除非你的 PR **非常紧急**，否则请不要直接提交到 **\`master\` 分支**。`
+              });
+            }
+
+      - name: Check source branch
+        uses: actions/github-script@v7
+        with:
+          script: |
+            const pr = context.payload.pull_request;
+            const head = pr.head.ref;
+
+            if (head !== "dev") {
+              await github.rest.issues.createComment({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                issue_number: pr.number,
+                body: `💡 当前 PR 的 **源分支是 \`${head}\`**。
+
+建议 **基于 \`dev\` 分支进行开发**，并及时从 \`dev\` 拉取更新，这样可以显著减少 **合并冲突的可能性**。`
+              });
+            }
\ No newline at end of file