FACILITY (FA) is a high-speed, secure, and scalable blockchain infrastructure project that provides unlimited expandable data storage capabilities for decentralized applications, and realizes services such as multi-chain data collaborative storage, cross-chain data management, data privacy protection, data possession proof, distributed intelligent computing, etc. In addition, as a basic service of the blockchain, FA provides a request capability (RPS) of millions of transactions per second through Sharding technology, and can grow as the system scales; provides scalable technical service capabilities for the future through technology.