The kangaroo digital industry chain is committed to building a blockchain ecology in the kangaroo industry, enabling resource parties, application developers, operating platform resource parties and users to freely publish and use their own resources and applications on this blockchain, so as to Lower technical threshold and cost will build the blockchain application ecology on the blockchain platform. The kangaroo digital industry chain will take advantage of the technical characteristics of the blockchain, apply the blockchain to the kangaroo industry, integrate industry resources, standardize kangaroo-related products, and truly realize a trusted, decentralized, and distributed kangaroo industry business ecology.