At the 2023 Hong Kong Web3 Carnival "Hong Kong Social Innovation Night" hosted by Relation, Jessica, the founder of Relation, the Web3 social graph protocol, introduced how the semantic SBT based on Ethereum EIP6239 builds a multi-chain semantic middle layer, and uses decentralization and composability The way to build a decentralized social structure. He said that Relation will soon announce its economic model, and its ecological token REL will be airdropped to all users who hold .SOUL Profile NFT and early community supporters. In addition, Relation will also support the "Web3 application layer three-token model" proposed by Dr. Xiao Feng, using NFT / SBT as the proof carrier of data and services, and using functional tokens to motivate users. Foresight News previously reported that Xiao Feng, chairman of Wanxiang Blockchain and chairman of HashKey Group, delivered a keynote speech "Three Token Models for Web3 Applications". Among the three token models, the first one is NFT (data, product and service value), The second is functional Token (use right value), and the third is security Token (ownership value, that is, equity value).