diff --git a/demos/nginx-1.14.0/conf/demos/demo01.conf b/demos/nginx-1.14.0/conf/demos/demo01.conf
index b6392b8..7e42436 100644
--- a/demos/nginx-1.14.0/conf/demos/demo01.conf
+++ b/demos/nginx-1.14.0/conf/demos/demo01.conf
@@ -1,5 +1,5 @@
 upstream demo01-server {
-  server 127.0.0.1:9001;
+  server 127.0.0.1:9010;
 }
 
 server {
diff --git a/demos/nginx-1.14.0/conf/demos/demo02.conf b/demos/nginx-1.14.0/conf/demos/demo02.conf
index d8fc9ea..ebd82ab 100644
--- a/demos/nginx-1.14.0/conf/demos/demo02.conf
+++ b/demos/nginx-1.14.0/conf/demos/demo02.conf
@@ -1,9 +1,9 @@
 #设定负载均衡的服务器列表
 upstream demo02-server {
     # weigth参数表示权值，权值越高被分配到的几率越大
-    server 127.0.0.1:9011   weight=5;
-    server 127.0.0.1:9012   weight=1;
-    server 127.0.0.1:9013   weight=6;
+    server 127.0.0.1:9021   weight=5;
+    server 127.0.0.1:9022   weight=1;
+    server 127.0.0.1:9023   weight=6;
 }
 
 server {
diff --git a/demos/scripts/demo01-start.bat b/demos/scripts/demo01-start.bat
index 19f15b9..09b3799 100644
--- a/demos/scripts/demo01-start.bat
+++ b/demos/scripts/demo01-start.bat
@@ -1,16 +1,16 @@
 rem -------------------------------------------------
 rem  启动 Demo1
 rem  1. 启动 Nginx
-rem  2. 启动一个 JavaApp，访问地址为：localhost:9001
+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"
 call nginx-start.bat
 
-echo ">>>> 2. Start javaapp - localhost:9001"
+echo ">>>> 2. Start javaapp - localhost:9010"
 cd "../javaapp"
-java -Dtomcat.connector.port=9001 -cp "target/JavaWebApp/WEB-INF/classes;target/JavaWebApp/WEB-INF/lib/*" io.github.dunwu.app.Main
+java -Dtomcat.connector.port=9010 -cp "target/JavaWebApp/WEB-INF/classes;target/JavaWebApp/WEB-INF/lib/*" io.github.dunwu.app.Main
 pause
 
 
diff --git a/demos/scripts/demo02-start.bat b/demos/scripts/demo02-start.bat
index badada6..2f26849 100644
--- a/demos/scripts/demo02-start.bat
+++ b/demos/scripts/demo02-start.bat
@@ -2,20 +2,20 @@ rem ----------------------------------------------------------------------------
 rem  Demo02 - 负载均衡配置（Nginx/demos/nginx-1.14.0/conf/demos/demo02.conf）
 rem  1. 启动 Nginx
 rem  2. 启动三个 JavaApp，访问地址分别为：
-rem     localhost:9011
-rem     localhost:9012
-rem     localhost:9013
+rem     localhost:9021
+rem     localhost:9022
+rem     localhost:9023
 rem -----------------------------------------------------------------------------
 @echo off
 echo ">>>> 1. Start nginx"
 cd "../nginx-1.14.0"
 call nginx-start.bat
 
-echo ">>>> 2. Start 3 java app: localhost:9011/localhost:9012/localhost:9013"
+echo ">>>> 2. Start 3 java app: localhost:9021, localhost:9022, localhost:9023"
 cd "../javaapp"
-start /min java -Dtomcat.connector.port=9011 -cp "target/JavaWebApp/WEB-INF/classes;target/JavaWebApp/WEB-INF/lib/*" io.github.dunwu.app.Main
-start /min java -Dtomcat.connector.port=9012 -cp "target/JavaWebApp/WEB-INF/classes;target/JavaWebApp/WEB-INF/lib/*" io.github.dunwu.app.Main
-start /min java -Dtomcat.connector.port=9013 -cp "target/JavaWebApp/WEB-INF/classes;target/JavaWebApp/WEB-INF/lib/*" io.github.dunwu.app.Main
+start /min java -Dtomcat.connector.port=9021 -cp "target/JavaWebApp/WEB-INF/classes;target/JavaWebApp/WEB-INF/lib/*" io.github.dunwu.app.Main
+start /min java -Dtomcat.connector.port=9022 -cp "target/JavaWebApp/WEB-INF/classes;target/JavaWebApp/WEB-INF/lib/*" io.github.dunwu.app.Main
+start /min java -Dtomcat.connector.port=9023 -cp "target/JavaWebApp/WEB-INF/classes;target/JavaWebApp/WEB-INF/lib/*" io.github.dunwu.app.Main
 pause
 
 
diff --git a/demos/scripts/demo03-start.bat b/demos/scripts/demo03-start.bat
index 483fa8e..6cfd2d0 100644
--- a/demos/scripts/demo03-start.bat
+++ b/demos/scripts/demo03-start.bat
@@ -3,15 +3,15 @@ rem  Demo03 - 网站有多个 webapp 的配置（Nginx/demos/nginx-1.14.0/conf/d
 rem  1. 启动 Nginx
 rem  2. 启动三个 JavaApp，访问地址分别为：
 rem     localhost:9030/
-rem     localhost:9032/product
-rem     localhost:9033/user
+rem     localhost:9031/product
+rem     localhost:9032/user
 rem -----------------------------------------------------------------------------
 @echo off
 echo ">>>> 1. Start nginx"
 cd "../nginx-1.14.0"
 call nginx-start.bat
 
-echo ">>>> 2. Start 3 java app: localhost:9030、localhost:9031/product、localhost:9032/user"
+echo ">>>> 2. Start 3 java app: localhost:9030, localhost:9031/product, localhost:9032/user"
 cd "../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.app.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.app.Main