Legal analysis: the specific situation needs specific analysis. Under what circumstances will the bank issue a dunning notice? A dunning notice is generally issued when the telephone dunning is unsuccessful. Urging borrowers to repay immediately is a means for banks to revitalize non-performing loans.

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.