Gainwell International Joint Stock Company Address: Zoom 12B, 16th Floor, Charmvit Building, No 117 Tran Duy Hung, Trung Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0108041280 Phone: 02422633332 Representative: Nguyen Phu Yen Trung Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 1 - 11 - 2017