Tu Van Va Xay Dung Cong Trinh Thang Long Joint Stock Company Address: No 26, 291 Khuong Trung Lane, Khuong Trung Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0108901345 Phone: 0913139988 Representative: Le Van Thanh Khuong Trung Ward, Thanh Xuan District, Ha Noi CityFounding date: 14 - 9 - 2019