diff --git a/demos/scripts/build-reactapp.bat b/demos/scripts/build-reactapp.bat
new file mode 100644
index 0000000..51199f8
--- /dev/null
+++ b/demos/scripts/build-reactapp.bat
@@ -0,0 +1,22 @@
+rem -------------------------------------------------
+rem The script is use to package JavaWebApp
+rem Env: Nodejs 8.x
+rem -------------------------------------------------
+
+@echo off
+
+rem 删除 dist 目录
+cd ../reactapp
+
+echo ">>>> 1. Delete node_modules"
+rd /s /q node_modules
+
+echo ">>>> 2. npm install"
+rem 安装本地依赖
+call npm install
+
+echo ">>>> 3. npm run prod"
+rem 构建生产环境，构建的静态资源文件在 dist 目录
+call npm run prod
+
+pause
diff --git a/demos/scripts/demo04-start.bat b/demos/scripts/demo04-start.bat
new file mode 100644
index 0000000..ab8d672
--- /dev/null
+++ b/demos/scripts/demo04-start.bat
@@ -0,0 +1,17 @@
+rem -----------------------------------------------------------------------------
+rem  Demo04 - 动静分离
+rem  1. 启动 Nginx
+rem  2. 启动一个 JavaApp，访问地址分别为：
+rem     localhost:9040
+rem -----------------------------------------------------------------------------
+@echo off
+echo ">>>> 1. Start nginx"
+cd "../nginx-1.14.0"
+call nginx-start.bat
+
+echo ">>>> 2. Start 3 java app: localhost:9040"
+cd "../javaapp"
+start /min java -Dtomcat.connector.port=9040 -cp "target/JavaWebApp/WEB-INF/classes;target/JavaWebApp/WEB-INF/lib/*" io.github.dunwu.Main
+pause
+
+