DSPC dynamic chain is produced on the basis of Ethereum ER20, and is advocated and issued by Sport in Singapore Sports Indus try Foundation Ltd. DSPC uses distributed node storage, popular consensus mechanism (POC), Homomorphic encryption and other technical means to ensure and solve the privacy, traceability and tamper resistance of user personal data. The total issuance amount is 330 million, and smart contracts will never be reissued. Among them, 250 million will be distributed to users of global strategic cooperation sports communities, 50 million will be distributed to exchange trading and mining, and 30 million will be released in a lockdown and steady control decreasing manner for research and development and global operation investment of foundations....