Subway trains across the megacity city of Shenzhen welcomed an unusual new set of passengers on Monday, as the city deployed a fleet of delivery robots to restock convenience stores scattered around its subway system. 週一，中國南方特大城市深圳的地鐵列車迎來了一群不尋常的新乘客，該市部署了一批送貨機器人，為遍布地鐵系統各處的便利商店補充貨物.
https://www.scmp.com/economy/china-economy/article/3318287/china-delivery-robots-now-ride-subway-restock-7-eleven-stores?