This is a different application channel. A2 is an online application, and AD is a WeChat application. When new customers apply for a card for the first time, they will send a face-to-face message. After receiving the face-to-face SMS, they will go to any CCB outlet in the city where the billing address is located within 30 days to complete the face-to-face signing, and generally complete the audit within 20-25 working days at the latest. You can also log in to CCB Credit Card official website or check the card processing progress through mobile phone WeChat.