In terms of game classification, the current game market is roughly divided into fifteen game types: ACT, AVG, FPS, FTG, MUG, PUZ, RAG, RPG, RTS, SLG, SPG, STG, TAB, ETC, and MMORPG: Massively Multiplayer Online games. To distinguish user groups, they are classified into two major categories: "Casual Games" and "Medium and Heavy Games"