Phat Trien Cong Nghe Va Xay Dung Thang Long Joint Stock Company Address: No 1, Alley 40/28, To Vinh Dien Street, Khuong Trung Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101772242 Phone: 0245680617 Representative: Tran Minh Tuan Adress: No 1, 40/28 To Vinh Dien Alley, Thanh Xuan District, Ha Noi City Khuong Trung Ward, Thanh Xuan District, Ha Noi CityFounding date: 14 - 9 - 2005