1, criminal case;
2. Public security cases (incidents);
3. Mass incidents that endanger personal and property safety or social order;
4. Natural disasters, public security disasters and accidents;
5. Other alarms related to illegal crimes that need to be handled by public security organs.
Article 675 of the Civil Code of People's Republic of China (PRC)
The borrower shall repay the loan within the agreed time limit. If the term of the loan is not agreed or clearly agreed, and cannot be determined according to the provisions of Article 510 of this Law, the borrower may return it at any time; The lender may urge the borrower to return it within a reasonable period of time.