DACC (Dacc Content Chain) is a new tokenization technology that uses third-party financial technology providers, artificial intelligence and Internet of Things laboratories, traditional financial institutions and asset opening, and blockchain technology to provide advanced A proof-of-asset protocol for the technical financial market. Through the use of smart contracts, DACC can digitize asset portfolios of various types, including real estate, ensure that assets are verified, convert them into tokens, and place them on the market for transactions. Liquidity in the form of cryptocurrencies or even fiat currencies is just a click away from asset owners.