Thuong Mai & Dich Vu Ky Thuat Mien Bac LTD Address: No 73, La Tinh Street, Dong La Commune, Hoai Duc District, Ha Noi City Enterprise code: 0110128355 Phone: 0936042812 Representative: Van Cong Hung Dong La Commune, Hoai Duc District, Ha Noi CityFounding date: 23 - 9 - 2022