What are the major domestic insurance companies engaged in health insurance, and what is the market structure?

1. At present, all life insurance and property insurance companies can sell health insurance products (property insurance companies can only sell short-term health insurance);

2. As far as health insurance companies are concerned, there are only four companies in China: PICC, Ping An Health, Harmony Health (Ruifu) and Kunlun Health. The original evergreen health insurance became Zhongrong Life Insurance.