Yuetong Card Dragon Card is the first domestic credit card with road and bridge payment function jointly issued by China Construction Bank and Guangdong United Electronic Service Co., Ltd. The card integrates magnetic stripe and Yuetong card chip, has double accounts of Longka Credit Card and Yuetong Card, has the functions of Longka Credit Card and Yuetong Card (charge card), and can enjoy many value-added services such as VIP at CCB counter, car washing, and oil change with points. You can use the Yuetong card immediately after the password is successfully set, but you need to automatically activate the Yuetong card function three working days after the card is opened. After the function of Yuetong Card is activated, you can use Yuetong Card Dragon Card to pay the toll. When crossing the expressway, you can directly give the card to the toll collector and deduct the fee from the card. If you want to scan the card directly through ETC channel, you need to use OBU device. After you have this device, plug the Yuetong Dragon Card into this device and you can scan it directly.