1. Generate the QR code of the coupon through the "Owner Service" interface of Ping An Bank's mobile phone client, and let the merchants scan the code for confirmation.

2. Copy the discount loan consumption voucher of Ping An car owner to the mobile phone photo album and send it to the merchant for confirmation through WeChat and Alipay.

3. At the merchant, show your outstanding loan consumption voucher to the staff for scanning and confirmation.