The difference between Yingkou medical insurance from 1 to September in 2022 is the difference that needs to be paid after medical insurance adjustment. After the average social wage comes out every year, the basic medical insurance base will be adjusted. According to the adjustment, the medical insurance premium paid in the first half of the year will be made up, which is stipulated by the policy. The difference of Yingkou medical insurance from June to September 2022 is the difference that needs to be made up after the adjustment of medical insurance.