Do Hoa Va Truyen Thong Quang Cao Thuong Hieu LTD Address: Zoom 402 Tang 4 So 76, Giai Phong Street, Phuong Mai Ward, Dong Da District, Ha Noi City Enterprise code: 0101401664 Phone: 0245763182 Representative: Ngo Ba Van Adress: Lac Trung Hamlet, Dung Liet Commune, Yen Phong District, Bac Ninh Province Phuong Mai Ward, Dong Da District, Ha Noi CityFounding date: 17 - 9 - 2003