Khoan Va Phat Trien Cong Nghiep Thien Tan Joint Stock Company Address: No 15/176, Le Trong Tan Street, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101969288 Phone: 0248537605 Representative: Le Van Sinh Adress: No 15/176, Le Trong Tan Street, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 12 - 6 - 2006