China’s retailing industry is becoming more and more digital and intelligent thanks to the rapid development of big data, artificial intelligence, cloud computing and other frontier technologies. It is interacting with consumers in more diverse ways, such as 24/7 online services, unmanned delivery and smart lockers. Couriers put food into a smart locker at the gate of a hospital in Jinhua, east China’s Zhejiang province. (People’s Daily Online/Hu Xiaofei) A man surnamed Wang from Pingshan district, Shenzhen, south China’s Guangdong province recently placed an order on an online grocery platform after an unmanned delivery vehicle of the platform he ran…