KuaiDi (快的打车) is the market leader on providing free smart-phone app that helps passengers conveniently get taxi service wherever they are, and whenever they want in China. Launched in September 2012 from Hangzhou, Kuadi is currently serving millions people in more than 25 biggest cities in China. Kuaidi is available as a free download from the iTunes App Store and Google Play. Simply search on "快的打车".