Reliable. Hengxin Aolong Automobile Sales & Service Co., Ltd., as an authorized dealer of Audi, has the official authorization and represents the regular sales channels of Audi brand, which means that they have a close cooperative relationship with Audi headquarters and can provide authentic vehicles and related after-sales services. Hengxin Aolong Automobile Sales & Service Co., Ltd. has a professional technical team certified by Audi. They have rich knowledge of Audi models and maintenance experience, which means that they can provide customers with professional pre-sales consultation and after-sales service to ensure the quality and performance of vehicles.