Answer: (1) Trading password and fund password of futures account: the initial password is 6 digits after the ID card of natural person customer and 6 digits after the business license of legal person account. The customer should change the initial password in time, and it is suggested to change it to a combination of not less than 8 digits and letters. (2) China Futures Margin Monitoring Center inquires about users (used for customers to log in and inquire about settlement documents): the user name and password are notified to customers by Guangfa Futures Sales Department where customers open accounts. (3) Users of Wenhua Financial Quotes System and Bloomberg Quotes System: User name is customer number; The login password is 4 digits after the ID card of the natural person customer and 4 digits after the business license of the legal person account. (4) Fuyuan quotation system: the user name is the last 8 digits of the customer number; The login password is 4 digits after the ID card of the natural person customer and 4 digits after the business license of the legal person account. Key words: