Giai Phap Ky Thuat Xay Dung BTS Viet Nam Joint Stock Company Address: No 5/1/86/1022, Quang Trung Street, Yen Nghia Ward, Ha Dong District, Ha Noi City Enterprise code: 0107964529 Phone: 0975527081 Representative: Nguyen Hai Cuong Nguyen Hai Yen Yen Nghia Ward, Ha Dong District, Ha Noi CityFounding date: 17 - 8 - 2017