People watch a 5G driverless sweeping vehicle at the China International Digital Economy Expo (CIDEE) in Shijiazhuang, north China's Hebei Province, Oct. 11, 2019. (Xinhua/Wang Xiao)
China Int'l Digital Economy Expo held in Hebei
Source: Xinhua| 2019-10-11 22:25:45|Editor: Wang Yamei