Cong Nghe Xay Dung Ha Tang Ha Noi Joint Stock Company Address: No 1 Day C Khu, K80 B Town, Xuan Dinh Ward, Bac Tu Liem District, Ha Noi City Enterprise code: 0102972822 Phone: 0242969829 Representative: Bui Van Thuy Adress: Ngoc Duong Hamlet, Hong Chau Commune, Yen Lac District, Vinh Phuc Province Xuan Dinh Ward, Bac Tu Liem District, Ha Noi CityFounding date: 15 - 10 - 2008