diff --git a/.github/workflows/build_time.yml b/.github/workflows/build_time.yml
new file mode 100644
index 0000000..167a14b
--- /dev/null
+++ b/.github/workflows/build_time.yml
@@ -0,0 +1,70 @@
+# This is a basic workflow to help you get started with Actions
+
+name: Build Time Preview
+
+# Controls when the workflow will run
+on:
+  push:
+    branches:
+      - test_time
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+        
+      - uses: actions/setup-java@v4 #设置jre依赖，以获取精确时间
+        with:
+          distribution: "temurin"
+          java-version: "21" #理论上8就够了
+
+      - name: Build with LaTeXmk #编译准备
+        uses: xu-cheng/latex-action@3.2.0
+        with:
+          docker_image: ghcr.io/xu-cheng/texlive-full:20240501
+          root_file: main.tex
+          latexmk_shell_escape: true
+          args: |
+            -synctex=1 
+            -interaction=nonstopmode 
+            -halt-on-error 
+            -file-line-error
+          extra_fonts: |
+            ./*.otf
+            ./*.ttf
+
+      - name: Get Time GMT+08:00 #获取系统时间
+        shell: pwsh
+        run: |
+          $NeedZone = [Int16]8
+          $OutputFormat = "%Y-%m-%d_%H.%M.%S"
+          $NowTime = [UInt32](Get-Date -UFormat "%s")
+          $Zone = [Int16](Get-Date -UFormat "%Z").ToString()
+          $NeedTime = ($NeedZone - $Zone) * 60 * 60
+          $Result = $NowTime + $NeedTime
+          $Formated = (Get-Date -UnixTimeSeconds $Result -UFormat $OutputFormat).ToString()
+          $Formated
+
+          #Rename-Item -Path ./main.pdf -NewName ($Formated + ".pdf")
+
+          "TIME_FORMATTED=$Formated" | Out-File -FilePath $env:GITHUB_ENV -Append
+
+      - name: Upload PDF file #上传pdf文件
+        uses: actions/upload-artifact@v4
+        with:
+          name: ${{ env.TIME_FORMATTED }}
+          path: main.pdf
+
+      - name: Add summary #添加编译时间到Summary
+        if: success()
+        shell: pwsh
+        run: |
+          $summary = "
+          文件编译时间：${{ env.TIME_FORMATTED }}
+          luatex with texosquery and jre
+          "
+
+          echo $summary >> $Env:GITHUB_STEP_SUMMARY