Smile to get discounts in Tmall's unmanned supermarket
Ni Guangnan, academician of the Chinese Academy of Engineering, goes shopping by swiping QR code with his cell phone in Alibaba's Tmall unmanned supermarket at the Light of the Internet Expo of the fourth World Internet Conference, also known as Wuzhen Summit, in Wuzhen, East China's Zhejiang province, December 3, 2017. [Photo/IC] |