How often does the company buy social security for its employees?

Legal analysis: the employer shall register social insurance for employees and declare and pay social insurance premiums within 30 days from the date of employment. If the employer fails to pay social insurance premiums in full and on time, the social insurance premium collection agency shall order it to pay or make up within a time limit.

Legal basis: People's Republic of China (PRC) Social Insurance Law.

Tenth employees should participate in the basic old-age insurance, and employers and employees should pay the basic old-age insurance premium.

Article 58, paragraph 1: The employing unit shall, within 30 days from the date of employment, apply to the social insurance agency for social insurance registration for its employees. If the social insurance has not been registered, the social insurance agency shall verify the social insurance premium it should pay.