diff --git a/README.md b/README.md
deleted file mode 100644
index d10762d..0000000
--- a/README.md
+++ /dev/null
@@ -1,29 +0,0 @@
-# PythonPlantsVsZombies
-  A simple PlantsVsZombies game. <br>
-  `It's only for personal learning and noncommercial use. If this game infringes the copyright, please let me know.`
-* implement plants: sunflower, peashooter, wallnut, snowpeashooter, cherrybomb, threepeashooter, chomper, puffshroom, potatomine, spikeweed, scaredyshroom, squash, scaredyshroom, jalapeno, sunShroom, iceShroom, hypnoShroom.
-* implement zombies: zombie, flagzombie, coneheadzombie, bucketheadzombie, newspaperzombie.
-* use json file to store level data (e.g.position and time of zombies, background info)
-* support to select plant cards at the beginning of the level
-* support day level, night level, moving card select level and wallnut bowling level
-
-# Requirement
-* Python 3.7 
-* Notice: python version 3.7 is advisable, but not required. For LINUX: if your Linux system has a preinstalled python 3+, it's ok to run this game. Updating to python 3.7 directly may break LINUX Mint.
-* Python-Pygame 1.9
-
-# How To Start Game
-$ python main.py
-
-# How to Play
-* use mouse to collect sun, select the plant cards and seed the plant 
-* you can set the start level by changing START_LEVEL_NUM value in source/constants.py
-  * level 1 and 2：day level
-  * level 3: night level
-  * level 4: moving card select level
-  * level 5: wallnut bowling level
-
-# Demo
-![demo1](https://raw.githubusercontent.com/marblexu/PythonPlantsVsZombies/master/demo/demo1.jpg)
-![demo2](https://raw.githubusercontent.com/marblexu/PythonPlantsVsZombies/master/demo/demo2.jpg)
-