China is likely to see 300,000 driverless cabs operate in its four top-tier cities as early as 2030, buoyed by advancements in artificial intelligence (AI) and its highly competitive electric vehicle (EV) sector, UBS said on Thursday.The number of robotaxis on the mainland was expected to jump to 4 million by the late 2030s, as more Chinese passengers were willing to embrace new technologies, said Paul Gong, head of China automotive research at UBS.“Given the fast development of technologies...