Why was the money in the bank account transferred by Ping An Insurance without consent?

This behavior of the bank is not illegal. . . . Because you signed an agreement with the insurance company to deduct money from your account, the insurance company entrusted the bank to transfer money. This is a legal and normal transfer entrustment relationship, which means it is not an illegal act, but a normal tripartite entrustment relationship.

Supplement: The insurance company and the bank sign the entrustment transfer agreement. . . You have a transfer agreement with the insurance company. This is a tripartite agreement.