Viettra Group Joint Stock Company Address: 7th Floor, No 9 Duy Tan, Dich Vong Hau Ward, Cau Giay District, Ha Noi City Enterprise code: 0108945261 Phone: 02439966688 Representative: Bui Xuan Hai Dich Vong Hau Ward, Cau Giay District, Ha Noi CityFounding date: 15 - 10 - 2019