"Ding Ding! You have received a Ding Ding Express live order, from the East Gate of Xincun Residential Complex to the West Gate 2 of Tianxuan Sect. Estimated fare: unknown."
Zhang Tusheng, a recent graduate who couldn't find a job, started driving a taxi. One afternoon, however, an order like this popped up in his app, leaving him utterly bewildered...
