Ai Youbao, An Junbao/An Yibao, critical illness insurance. Aiyoubao returned 120% of the principal, mainly for malignant tumors, that is, the usual cancer, and the critical illness insurance was audited by 30.
Major diseases, An Junbao/An Yibao are aimed at high-incidence cancer.
Further reading: How to buy insurance, which is good, and teach you how to avoid these "pits" of insurance.