Open a browser to enter official website, click on the right side of Tianlong Xiaomi, and purchase through WeChat and Alipay.
Check the renewal name, fill in the contact information (used when inquiring about the order), and fill in the card receiving mailbox (please see the trash can if the mailbox is not received).
After confirmation, select the payment method, confirm the code scanning support, and the card secret will be displayed directly on the webpage.