The minimum medical insurance period that employees should pay is as follows:

1. There are some differences between male and female employees in the payment period of medical insurance. Basically, male employees need to pay for at least 25 years, and female employees need to pay for at least 20 years;

2. When you retire from medical insurance, you must accumulate a certain payment period, including the deemed payment period, which is generally 20 -30 years. The actual payment period must reach 5 years or 10 years, and you can enjoy medical insurance benefits for life after retirement. When retiring, the accumulated payment period is lower than the specified requirements, and the payment period of the poor medical insurance can be paid according to the current rate standard;

3, medical insurance refers to the national legislation, in accordance with the principle of compulsory social insurance, by the employer and individual employees to pay the basic medical insurance premium on time and in full. If it is not paid in full and on time, the basic medical insurance fund will not pay its medical expenses regardless of individual accounts;

Medical insurance is the insurance to compensate the medical expenses caused by diseases. Social insurance in which employees are provided with necessary medical services or material assistance by society or enterprises due to illness, injury or childbirth. For example, free medical care and labor insurance medical care in China.

The social security contribution ratio is as follows:

1, endowment insurance, paid by both enterprises and employees, with enterprises paying 20% and individuals paying 8%;

2. Medical insurance is paid by both enterprises and employees, with enterprises paying 7.5% and individuals paying 2%;

3. Unemployment insurance is paid by both enterprises and employees, with enterprises paying 2% and individuals paying1%;

4. Work-related injury insurance is paid by the enterprise itself, and the enterprise pays1%;

5, maternity insurance, paid by enterprises themselves, enterprises pay 0.8%.

To sum up, the old-age insurance fund is the basic old-age security treatment for retired workers. Workers who paid social endowment insurance funds in their work units when they were young can receive retirement pensions on a monthly basis after retirement.

Legal basis:

Article 2 of People's Republic of China (PRC) Social Insurance Law

The state establishes social insurance systems such as basic old-age insurance, basic medical insurance, industrial injury insurance, unemployment insurance and maternity insurance, so as to guarantee citizens' right to receive material assistance from the state and society in accordance with the law when they are old, sick, injured, unemployed and have children.

Article 74

The social insurance agency shall obtain the data needed for social insurance work through business handling, statistics and investigation, and the relevant units and individuals shall provide it in a timely and truthful manner.

The social insurance agency shall establish a file for the employer in a timely manner, completely and accurately record the social insurance data such as personnel's participation in social insurance and payment, and properly keep the original vouchers for registration and declaration and accounting vouchers for payment and settlement.

The social insurance agency shall timely, completely and accurately record the individual's contributions to social insurance, the employer's contributions and the enjoyment of social insurance benefits and other personal rights and interests records, and regularly send the personal rights and interests records to me free of charge.

Employers and individuals can inquire and check the records of payment and social insurance benefits from social insurance agencies free of charge, and ask social insurance agencies to provide social insurance consultation and other related services.