diff --git a/README.md b/README.md
index 1a934c1..f1f5390 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 # tixcraft_bot
-maxbot help you quickly buy your tickets
+maxbot(Max的搶票機器人) help you quickly buy your tickets
 
 # binary download
 https://github.com/max32002/tixcraft_bot/releases
@@ -7,6 +7,9 @@ https://github.com/max32002/tixcraft_bot/releases
 # how to use
 https://max-everyday.com/2018/03/tixcraft-bot/
 
+# demo
+https://youtu.be/U6xGBofx-O8
+
 # how to execute source code
 1: download chromedrive to "webdriver" folder:
 http://chromedriver.chromium.org/downloads