What does WeChat mean by receiving confirmation reminder of mobile phone number information?

Wechat is a service for user account security. For example, in order to prevent the user's account from being stolen or the mobile phone number from being maliciously bound, and to ensure the security of the user's account, the mobile phone number information paid by WeChat is set with a confirmation reminder, which is a service for the security of the user's account to remind the user to confirm whether the mobile phone number information is correct. Wechat payment is the brand of Tencent's payment business. The WeChat payment merchant platform supports offline places, official WeChat accounts, applets, PC websites, apps, corporate WeChat and other business scenarios to quickly access WeChat payment.