1. The main forms of supplementary medical insurance for enterprises are: commercial medical insurance institutions, social medical insurance institutions, large groups and large enterprises.

2, enterprise supplementary medical insurance, is a kind of group medical insurance, also known as social security supplementary medical care, requires employees to have social security when participating in the insurance, and must be reimbursed by social security first. In fact, it is a supplement to basic medical insurance. Individual employees do not need to pay fees, and the enterprise shall draw from the employee welfare funds in accordance with state regulations to establish supplementary medical insurance for enterprises.