Vien Tai Nguyen, Moi Truong Va Phat Trien Ben Vung Address: 114 Tran Duy Hung, Trung Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0102743935 Phone: 0247842548 Representative: Nguyen The Tuong Adress: KTT Khi Tuong Thuy Van, Lang Ha Ward, Dong Da District, Ha Noi City Trung Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 14 - 5 - 2008