Li Zengwen (R), an engineer at the Changan Group, sits in a self-driving car on his way to Beijing. Two self-driving vehicles, produced by Changan Automobile, left the southwestern metropolis of Chongqing on April 12 and arrived at Beijing on April 16, concluding a 2,000-km (1,240 miles) journey. It marked a new record in China’s auto industry. [Photo/liangjiang.gov.cn]