A-game (AG for short) is A comprehensive competitive guessing Game application ecological platform based on Web30. It aims to implement the application of World Cup concept coin, game platform B2C, enabling platform B2BNFT, World HIEX(contract exchange), AMM standard mining pool and innovative token economy model. Create an ecological integration space with high incremental value and easy participation for global users. In DAO mode operation, meanwhile, bring global transparent, credible Web3.0 game supported by economic model, it is a decentralized sharing can produce an exchange of value creating, community autonomy (DAO) of the game universe infrastructure, and focus on the ownership of investors and cash in, eventually forming a large open free trading platform. AG is a meta-universe competitive guessing game platform based on blockchain technology that will bring huge value to game players and coin holders.