Is it social security to buy only medical insurance?

Legal analysis: not counting. In addition to medical insurance, social security also includes pension insurance, unemployment insurance, work injury insurance and maternity insurance. Endowment insurance is a social insurance system in which workers get certain economic compensation, material help and services from the government and society after reaching the legal retirement age. The basic medical insurance system for urban employees is a social insurance system based on the affordability of finance, enterprises and individuals to ensure the basic medical needs of employees.

Legal basis: Article 26 of the Social Insurance Law of People's Republic of China (PRC), the treatment standards of basic medical insurance for employees, new rural cooperative medical care and basic medical insurance for urban residents shall be implemented in accordance with state regulations.