in My site of wechat WeChat official account, you can redeem points and participate in activities.
for example, during the cash back activity of overseas contactless payment with Visa single identification chip credit card, after signing up in designated channels, Longka credit card with Visa single identification chip will be used to spend money offline in designated overseas regions through VisaContactless(payWave), and the first payment of $5 per month will be refunded to $5.
the registration method of wechat is: wechat pays attention to "longka credit card"-"My site" in the lower right corner of the menu-activity registration-select "preferential activity of returning $5 for the first contactless transaction of overseas credit card with Visa single identification chip"-enter the last four digits of the mobile phone number and ID number reserved in the credit card system of CCB (the mobile phone number and ID number of the main card must be used)-and click "register now".
SMS registration method: edit the SMS CCHD# card number with the mobile phone number registered in the credit card system of CCB and send it to 95533 with the last four digits #18. You must use the mobile phone number and card number of the main card to register. The customer's registered mobile phone number must be exactly the same as the customer's mobile phone number kept in the Bank's system. The customer can confirm the successful registration only after receiving the SMS reply from CCB system.