The fund management company shall follow the principle of "know your customer" and classify the risk level of anti-money laundering customers on the basis of mastering the basic information such as customer identity, transaction purpose, nature and actual beneficiary. When classifying customer risks, factors such as customer identity, region, industry or occupation, and transaction characteristics should be considered. It should be considered comprehensively. Customer risk levels should be divided into at least three levels: high, medium and low. 1. High-risk customers. It mainly includes: all kinds of terrorist organizations and terrorists, the list of suspected money laundering crimes, customers notified by regulatory agencies, and customers that fund companies have reason to suspect that there is a high risk of money laundering. 2. Medium-risk customers. Mainly refers to: customers who have been submitted by the fund management company with suspicious transactions, and customers who the fund management company has reasonable reasons to suspect that there is a certain risk of money laundering. 3. Low-risk customers. That is, customers other than high-risk customers and medium-risk customers. A fund management company shall review high-risk customers at least once every six months to update their basic information and relevant information; For customers with medium risk level, the audit shall be conducted at least once a year. A fund management company shall pay close attention to the trading behavior of customers with high risk level and medium risk level in the daily analysis and submission of suspicious transactions, and make a monitoring and analysis report on the trading activities of customers.