Ky Thuat Va Phat Trien Thuong Mai Viet Tung Joint Stock Company Address: No 29/422, Le Duan Street, Phuong Lien Ward, Dong Da District, Ha Noi City Enterprise code: 0102563562 Phone: 0245725054 Representative: Bui Ngoc Quang Adress: No 29/422, Le Duan Street, Phuong Lien Ward, Dong Da District, Ha Noi City Phuong Lien Ward, Dong Da District, Ha Noi CityFounding date: 13 - 12 - 2007