diff --git a/demos/scripts/build-javaapp.bat b/demos/scripts/build-javaapp.bat
index 9dbbcfa..7fc4ca0 100644
--- a/demos/scripts/build-javaapp.bat
+++ b/demos/scripts/build-javaapp.bat
@@ -1,9 +1,11 @@
+@echo off
 rem -------------------------------------------------
-rem 本脚本用于编译打包 JavaWebApp
-rem 环境要求：Maven + JDK8
+rem  本脚本用于编译打包 JavaWebApp
+rem  环境要求：Maven + JDK8
 rem -------------------------------------------------
 
-@echo off
-cd "../javaapp"
-mvn clean package -Dmaven.test.skip=true
+pushd %~dp0..\javaapp
+call mvn clean package -Dmaven.test.skip=true
+popd
+
 pause
diff --git a/demos/scripts/build-reactapp.bat b/demos/scripts/build-reactapp.bat
index 51199f8..d048d1e 100644
--- a/demos/scripts/build-reactapp.bat
+++ b/demos/scripts/build-reactapp.bat
@@ -1,12 +1,10 @@
+@echo off
 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
+pushd %~dp0..\reactapp
 
 echo ">>>> 1. Delete node_modules"
 rd /s /q node_modules
@@ -19,4 +17,6 @@ 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
 
+popd
+
 pause
diff --git a/demos/scripts/demo01-start.bat b/demos/scripts/demo01-start.bat
index 406b59b..dbfbe7a 100644
--- a/demos/scripts/demo01-start.bat
+++ b/demos/scripts/demo01-start.bat
@@ -1,16 +1,20 @@
+@echo off
 rem -------------------------------------------------
 rem  启动 Demo1
 rem  1. 启动 Nginx
 rem  2. 启动一个 JavaApp，访问地址为：localhost:9010
 rem -------------------------------------------------
-@echo off
+
 echo ">>>> 1. Start nginx"
-cd "../nginx-1.14.0"
+pushd %~dp0..\nginx-1.14.0
 call nginx-start.bat
+popd
 
 echo ">>>> 2. Start javaapp - localhost:9010"
-cd "../javaapp"
-java -Dtomcat.connector.port=9010 -cp "target/JavaWebApp/WEB-INF/classes;target/JavaWebApp/WEB-INF/lib/*" io.github.dunwu.Main
+pushd %~dp0..\javaapp
+call java -Dtomcat.connector.port=9010 -cp "target/JavaWebApp/WEB-INF/classes;target/JavaWebApp/WEB-INF/lib/*" io.github.dunwu.Main
+popd
+
 pause
 
 
diff --git a/demos/scripts/demo02-start.bat b/demos/scripts/demo02-start.bat
index 7ab3519..1d10a16 100644
--- a/demos/scripts/demo02-start.bat
+++ b/demos/scripts/demo02-start.bat
@@ -1,3 +1,4 @@
+@echo off
 rem -----------------------------------------------------------------------------
 rem  Demo02 - 负载均衡配置（Nginx/demos/nginx-1.14.0/conf/demos/demo02.conf）
 rem  1. 启动 Nginx
@@ -6,16 +7,19 @@ rem     localhost:9021
 rem     localhost:9022
 rem     localhost:9023
 rem -----------------------------------------------------------------------------
-@echo off
+
 echo ">>>> 1. Start nginx"
-cd "../nginx-1.14.0"
+pushd %~dp0..\nginx-1.14.0
 call nginx-start.bat
+popd
 
 echo ">>>> 2. Start 3 java app: localhost:9021, localhost:9022, localhost:9023"
-cd "../javaapp"
+pushd %~dp0..\javaapp
 start /min java -Dtomcat.connector.port=9021 -cp "target/JavaWebApp/WEB-INF/classes;target/JavaWebApp/WEB-INF/lib/*" io.github.dunwu.Main
 start /min java -Dtomcat.connector.port=9022 -cp "target/JavaWebApp/WEB-INF/classes;target/JavaWebApp/WEB-INF/lib/*" io.github.dunwu.Main
 start /min java -Dtomcat.connector.port=9023 -cp "target/JavaWebApp/WEB-INF/classes;target/JavaWebApp/WEB-INF/lib/*" io.github.dunwu.Main
+popd
+
 pause
 
 
diff --git a/demos/scripts/demo03-start.bat b/demos/scripts/demo03-start.bat
index 3c4208f..64ab495 100644
--- a/demos/scripts/demo03-start.bat
+++ b/demos/scripts/demo03-start.bat
@@ -1,3 +1,4 @@
+@echo off
 rem -----------------------------------------------------------------------------
 rem  Demo03 - 网站有多个 webapp 的配置（Nginx/demos/nginx-1.14.0/conf/demos/demo03.conf）
 rem  1. 启动 Nginx
@@ -6,16 +7,18 @@ rem     localhost:9030/
 rem     localhost:9031/product
 rem     localhost:9032/user
 rem -----------------------------------------------------------------------------
-@echo off
+
 echo ">>>> 1. Start nginx"
-cd "../nginx-1.14.0"
+pushd %~dp0..\nginx-1.14.0
 call nginx-start.bat
+popd
 
 echo ">>>> 2. Start 3 java app: localhost:9030, localhost:9031/product, localhost:9032/user"
-cd "../javaapp"
+pushd %~dp0..\javaapp
 start /min java -Dtomcat.connector.port=9030 -Dtomcat.context.path=/ -cp "target/JavaWebApp/WEB-INF/classes;target/JavaWebApp/WEB-INF/lib/*" io.github.dunwu.Main
 start /min java -Dtomcat.connector.port=9031 -Dtomcat.context.path=/product -cp "target/JavaWebApp/WEB-INF/classes;target/JavaWebApp/WEB-INF/lib/*" io.github.dunwu.Main
 start /min java -Dtomcat.connector.port=9032 -Dtomcat.context.path=/user -cp "target/JavaWebApp/WEB-INF/classes;target/JavaWebApp/WEB-INF/lib/*" io.github.dunwu.Main
+popd
+
 pause
 
-
diff --git a/demos/scripts/demo04-start.bat b/demos/scripts/demo04-start.bat
index ab8d672..50d71cf 100644
--- a/demos/scripts/demo04-start.bat
+++ b/demos/scripts/demo04-start.bat
@@ -1,17 +1,20 @@
+@echo off
 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"
+pushd %~dp0..\nginx-1.14.0
 call nginx-start.bat
+popd
 
 echo ">>>> 2. Start 3 java app: localhost:9040"
-cd "../javaapp"
+pushd %~dp0..\javaapp
 start /min java -Dtomcat.connector.port=9040 -cp "target/JavaWebApp/WEB-INF/classes;target/JavaWebApp/WEB-INF/lib/*" io.github.dunwu.Main
+popd
 pause
 
 
diff --git a/demos/scripts/demo05-start.bat b/demos/scripts/demo05-start.bat
new file mode 100644
index 0000000..7592f7d
--- /dev/null
+++ b/demos/scripts/demo05-start.bat
@@ -0,0 +1,14 @@
+@echo off
+rem -----------------------------------------------------------------------------
+rem  Demo05 - 使用 Nginx 搭建文件服务器
+rem  1. 启动 Nginx
+rem  2. 访问地址：
+rem     localhost:9050
+rem -----------------------------------------------------------------------------
+
+echo ">>>> 1. Start nginx"
+pushd %~dp0..\nginx-1.14.0
+call nginx-start.bat
+popd
+
+