Legal basis: People's Republic of China (PRC) Social Insurance Law.
Article 1 This Law is formulated in accordance with the Constitution for the purpose of regulating social security relations, safeguarding citizens' legitimate rights and interests in participating in social security and enjoying social security benefits, enabling citizens to share the fruits of development and promoting social harmony and stability. Article 2 The state establishes social security systems such as basic old-age security, basic medical security, work-related injury security, leisure security and maternity security, so as to guarantee citizens' right to get material help from the state and society according to law in cases of old age, illness, work-related injury, leisure and maternity.
Article 84 If an employer fails to register for social security and the administrative department of social security orders it to make corrections within a time limit, the employer shall be fined between one and three times the amount of social security fees payable, and the directly responsible person in charge and other directly responsible personnel shall be fined between 500 yuan and 3,000 yuan.