An exhibitor introduces a product to a visitor at Vietnam Expo 2016 in Ho Chi Minh city, Vietnam, Dec. 1, 2016. An international trade fair and exhibition named Vietnam Expo 2016, kicked off here on Wednesday, with the participation of 520 Vietnamese and foreign firms. The firms from 20 countries and regions, including China, South Korea and Indonesia, are displaying their products and technologies at the four-day Vietnam Expo. (Xinhua/Hoang Thi Huong)
