Ky Thuat Va Thuong Mai Hong Duong LTD Address: No 79B, Vu Ngoc Phan Street, Lang Ha Ward, Dong Da District, Ha Noi City Enterprise code: 0101070331 Phone: 0247762865 Representative: Trinh Hong Duong Adress: 79B Vu Ngoc Phan, Lang Ha Ward, Dong Da District, Ha Noi City Lang Ha Ward, Dong Da District, Ha Noi CityFounding date: 21 - 11 - 2000