Perfect World (Chinese: Wanmei), by Beijing Perfect World, is a massively multiplayer online role-playing game (MMORPG) where a large number of players interact with one another within a virtual game world. The game is heavily based on Chinese mythology, and is set in the mythical world of Pangu. The simulated day and night, and flight is a key component in exploring the game world.

This SonicWALL signature identifies legitimate Perfect World traffic.