On November 21st, Jiao Jingchuan, a researcher at the China Anti-Money Laundering Research Center of Fudan University, attended the “National Anti-Money Laundering Summit of 2019”, which was the accomplice of money laundering or anti-money laundering. The assistant depends on the person using the technology. Blockchain is not a natural money-laundering tool. Through the transformation and application of blockchain technology, blockchain can help anti-money laundering. The core advantage of blockchain technology in anti-money laundering KYC is the decentralized sharing of anti-money laundering KYC information.