ATIS public chain technology is derived from the technology geek on the dark web. Based on a deep understanding of system governance and the financial industry, it integrates traditional finance, cryptography, smart contracts, proof of stake, artificial intelligence, cross-border trade, payment settlement, and cross-chain Next-generation public chain of technology, PoA mining, atomic trading, chain merchant ecology, decentralized exchange, cloud disk, and social networking. ATIS technology application system ATIS DAPP is a universal, easy-to-expand, flexible and secure credit and intelligent network ecosystem based on the technical characteristics of the blockchain, using cloud computing, artificial intelligence, intelligent Internet of Things, and big data technologies. ATIS DAPP is a consensus ecosystem, building a more diverse business application scenario, and the entire consensus ecological application service layer is more intelligent and secure.