Thuong Mai Ky Thuat Bac Hoang Long LTD Address: No 214, Nghia Son 3 Street, Tao Xuyen Ward, Thanh Hoa City, Thanh Hoa Province Enterprise code: 2800670984 Phone: 02373641441 Representative: Mai Thi Xuyen Adress: No 60, Tich Dien Street, Ba Dinh Ward, Thanh Hoa City, Thanh Hoa Province Tao Xuyen Ward, Thanh Hoa City, Thanh Hoa ProvinceFounding date: 22 - 1 - 2002