What does employee medical insurance 3 10 stand for?

Hello dear ~ Medical insurance 3 10 actually refers to medical insurance for urban and rural residents, which belongs to many expenses. According to the relevant national laws and regulations, in addition to the basic medical insurance for employees, all urban and rural residents (including school students and kindergarten children), infants, migrant workers and college students stationed in Yang should participate in the residents' medical insurance. 320 yuan is a rural medical insurance, originally called the new rural cooperative medical system, but now it is called the residents' medical insurance. Social security contribution 5 10 is rural endowment insurance.