I have bought social security for several years, and I can continue to buy it after a few years of interruption.

Legal analysis: Yes. If the medical insurance premium is not paid in full for three consecutive months or more, all medical insurance premiums and late fees shall be paid, and the treatment shall be calculated according to the new insured.

Legal basis: Article 10 of the Regulations on Basic Medical Insurance for Urban Workers in People's Republic of China (PRC): The employer or the insured shall pay the medical insurance premium in full and on time. If the employer or the insured fails to pay the basic medical insurance premium in full for two consecutive months, the social insurance agency shall suspend the medical insurance benefits of the relevant insured and pay the relevant medical insurance premiums and late fees in accordance with the regulations before resuming the enjoyment of medical insurance benefits. If the medical insurance premium has not been paid in full for three consecutive months or more, in addition to all medical insurance premiums and late fees, the treatment will be calculated according to the new insured.