Chinese companies are populating factory floors with human-shaped robots, according to Shenzhen-based UBTech Robotics, which claims to have racked up orders worth more than 800 million yuan (US$113 million) for its Walker S2 model this year.The robot maker said on Monday that it secured an order worth 159 million yuan from a company in Zigong, in southwest China’s Sichuan province – its second-largest single order, following one for 250 million yuan in September.UBTech, which in 2023 became...