Xay Dung Ha Tang Va Moi Truong NTK Viet Nam Joint Stock Company Address: No 317, De La Thanh Street, O Cho Dua Ward, Dong Da District, Ha Noi City Enterprise code: 0104755319 Phone: 0912427506 Representative: Tran Quang Trung O Cho Dua Ward, Dong Da District, Ha Noi CityFounding date: 11 - 6 - 2010