Tu Van Thiet Ke Du An Quoc Te Joint Stock Company Address: No 2-4, Doi Nhan Street, Cong Vi Ward, Vinh Phuc Ward, Ba Dinh District, Ha Noi City Enterprise code: 0101731905 Phone: 0247614635 Representative: Thai Ngoc Diep Adress: No 3 Nguyen Binh Khiem, Nguyen Du Ward, Hai Ba Trung District, Ha Noi City Cong Vi Ward, Ba Dinh District, Ha Noi CityFounding date: 28 - 7 - 2005