A staff member (C) talks with visitors at the booth of SUNMI, a Shanghai-based technical solution provider for the retail industry, at the Retail's Big Show 2020 in New York, the United States, on Jan. 12, 2020. Equipped with cutting-edge products and innovative services, a group of Chinese companies made their presence at the annual retail expo this week in New York, with ambitions to tap into the U.S. market with smart retail solutions. (Xinhua/Wang Ying)