Didi chuxing is the world's leading one-stop diversified travel platform. In more than 400 cities in China, didi provides nearly 300 million users with comprehensive travel services such as taxi hailing, private car express, free ride, valet drive, test drive, public transportation, online car rental and enterprise-level services. Didi's car owners club is set up offline, in order to facilitate car owners to apply for certification, business management and skills training.