Legal Analysis: In order to ensure the implementation of the exchange system for bank executives, the rotation system for key posts, the compulsory leave and off-duty audit system, and the avoidance system for close relatives (hereinafter referred to as the "four systems"), effectively prevent and curb the occurrence of various economic cases, and ensure the stable and healthy development of credit business, these detailed rules are formulated.

Legal basis: Article 3 of the Law of People's Republic of China (PRC) Commercial Bank, a commercial bank may engage in some or all of the following businesses:

(1) Absorbing public deposits;

(2) Short-term, medium-term and long-term loans;

(3) Handling domestic and international settlement;

(4) Handling bill acceptance and discount;

(5) Issuing financial bonds.

(6) Acting as an agent to issue, honor and underwrite government bonds;

(7) buying and selling government bonds and financial bonds;

(eight) engaged in interbank lending;

(9) Acting as an agent for buying and selling foreign exchange;

(ten) engaged in bank card business;

(eleven) to provide letter of credit services and guarantees;

(12) Agency payment and insurance agency business;

(thirteen) to provide safe deposit box services;

(14) Other businesses approved by the State Council Banking Regulatory Authority.

The business scope shall be stipulated in the articles of association of the commercial bank and reported to the the State Council Banking Regulatory Authority for approval.

With the approval of the People's Bank of China, commercial banks can engage in foreign exchange settlement and sale business.