Gantong automobile card enjoys all the rights and interests of automobile card, including double points and oil change. The points can be exchanged after reaching 50,000, and the exchange ratio is 4‰. If you need to exchange, you can call the CCB credit card customer service hotline to apply. There are also some Sinopec outlets in Nanchang that can directly accept integral oil change. Specific information can be found on the website of Jiangxi Branch of CCB.