If the insurance on Alipay is surrendered, the specific operation is as follows: Enter Ant Insurance, My Policy, click Customer Service, enter I want to surrender, and all your policies will pop up. Click on the policy you want to surrender, and the customer service will give you a refund policy. Just follow the prompts.
Further reading: How to buy insurance, which is good, and teach you how to avoid these "pits" of insurance.