In 2021, NFT will break the circle from the encryption field and enter the mainstream public. In addition to the field of culture and art, many mainstream institutions in the financial field, including Bridgewater Fund, Sequoia Capital, VISA, etc., have also shown interest in NFTs. According to several third-party data agencies, we estimate that the size of the NFT market on mainstream overseas public chains exceeds 20 billion US dollars, and the number of users and projects has reached one m...