Why do my family use WeChat to pay for change, and I will receive a short message from WeChat?

Your family's bank card tied to WeChat is yours, and your real name records your personal information.

The bank card tied to WeChat at home was originally reserved for your mobile phone number when the bank opened the card.

It is your mobile phone number that binds your family to the WeChat account. When the payment risk is detected in the payment account, for some special cases.

For example: change payment, change payment without a real-name account, Tencent system will issue a mobile phone number bound to the account to verify whether I am operating.

Extended data:

SMS verification code is an effective verification code system by sending verification codes to mobile phones.

Both large websites, especially shopping websites, have the verification code function of SMS, which can ensure the safety of shopping more accurately and safely and verify the correctness of users.

Some authentication code providers provide SMS authentication code service. Each website sends a request to the provider's server through the interface, and the server sends random numbers or letters to the mobile phone, and the provider's server verifies the authentication code uniformly.

Wechat binding bank card type:

Wechat supports the debit card binding of Minsheng Bank, China Merchants Bank, China Construction Bank, China Everbright Bank, China Guangfa Bank, Shanghai Pudong Development Bank, Industrial Bank, Ping An Bank, China Bank, Industrial and Commercial Bank, China CITIC Bank and Agricultural Bank *** 12 commercial banks.

Bank cards opened in Chinese mainland need to be bound by a reserved mobile phone (which must be a mainland mobile phone number) through verification.

Bank cards not opened in Chinese mainland only support credit card binding, and the card number, validity period and CVN 2； need to be verified when binding; In the United States and Canada, the billing address needs to be verified.

Wechat withdrawal fee charging standard:

Each user (ID dimension) can enjoy a free cash withdrawal limit of 1 0,000 yuan for life, and the excess will be charged at the bank interest rate. The current rate is 0. 1%, and the minimum charge for each transaction is 0. 1 yuan.

Functions such as WeChat red envelope, face-to-face payment and AA collection are not affected, and no handling fee is charged.

WeChat payment is a payment function integrated in WeChat client, and users can complete the fast payment process through mobile phones.

Wechat payment is based on bank card fast payment, providing users with safe, fast and efficient payment services. ?

Since 2017165438+123 October, the wechat payment service function has been launched on the website of China Railway Customer Service Center 12306.

2065438+April 6, 2008, when consumers use WeChat wallet to scan static bar code payment, the maximum payment limit for a single day using change wallet does not exceed that in 500 yuan, and all bank cards associated with WeChat can independently obtain the payment limit in 500 yuan.

2065438+March 2008, license plate = payment code, WeChat directly launched the "high-speed e-line".

On June 29th, 20 18, WeChat Pay and Michelin Guide announced a strategic cooperation in Guangzhou.

References:

Binding _ Baidu Encyclopedia