Co Khi Va Lap Dung Ket Cau Thep Thang Long Joint Stock Company Address: No 2, Alley 88/3, Lane 88, TDP Hoa Binh, Bien Giang Ward, Ha Dong District, Ha Noi City Enterprise code: 0108653420 Phone: 02432568330 Representative: Nguyen Thi Kim Chi Bien Giang Ward, Ha Dong District, Ha Noi CityFounding date: 18 - 3 - 2019