legal ground
Article 23 of People's Republic of China (PRC) Social Insurance Law
Employees should participate in the basic medical insurance for employees, and employers and employees should jointly pay the basic medical insurance premiums in accordance with state regulations.
Individual industrial and commercial households without employees, part-time employees who have not participated in the basic medical insurance for employees and other flexible employees can participate in the basic medical insurance for employees, and individuals pay the basic medical insurance premium in accordance with state regulations.
skill
The above answer is only for the current information combined with my understanding of the law, please refer carefully!
If you still have questions about this issue, I suggest you sort out relevant information and communicate with professionals in detail.