Thuong Mai Va Ky Thuat Nam Hoang Joint Stock Company Address: P202 So 10, Lane 140, Vuong Thua Vu Street, Khuong Trung Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0105237020 Phone: 02466834436 Representative: Nguyen Nam Thang Adress: Civil Group 3, Cluster 4, Khuong Dinh Ward, Thanh Xuan District, Ha Noi City Khuong Trung Ward, Thanh Xuan District, Ha Noi CityFounding date: 2 - 4 - 2011