Alibaba, Tmall. According to Alibaba official website's information, the new Yu Ling back door audio cover is sold in both Alibaba and Tmall, so you can choose to buy it yourself. Passat is a medium-sized car designed by Volkswagen in Germany. Born in 1973. For more than 40 years, Volkswagen Passat has swept the global automobile market with its high standard of safety, classic design and top quality.