Hoa Chat Xay Dung Bach Khoa Joint Stock Company Address: Zoom 412, B15 Building, Dai Kim Urban Area, Dai Kim Ward, Hoang Mai District, Ha Noi City Enterprise code: 0102182888 Phone: 0242842598; 0242842599 Representative: Nguyen Van Khoa Adress: Mieu Nha Hamlet, Tay Mo Commune, Tu Liem District, Ha Noi City Dai Kim Ward, Hoang Mai District, Ha Noi CityFounding date: 13 - 3 - 2007