There are no legal restrictions. There are no specific quantitative restrictions on policies and banks, mainly depending on the qualifications of lenders. A loan secured by civil servants needs to meet some conditions: the borrower must be a Chinese mainland resident; The borrower has a stable address and place of work or business, etc.

Article 683 of the Civil Code of People's Republic of China (PRC)

A legal person organ may not act as a guarantor, except for loans to foreign governments or international economic organizations approved by the State Council.

A legal person not for profit or an unincorporated organization for public welfare may not act as a guarantor.