Xay Lap Va Cong Trinh Vien Thong Hoa Long Joint Stock Company Address: No 14, Civil Group 4, Cluster 5, Khuong Dinh Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0105911962 Phone: 02435501738 Representative: Nguyen Huu Voi Adress: Vinh Ninh Hamlet, Vinh Quynh Commune, Thanh Tri District, Ha Noi City Khuong Dinh Ward, Thanh Xuan District, Ha Noi CityFounding date: 8 - 6 - 2012