Khao Sat Va Xay Dung Ih Viet Nam Joint Stock Company Address: No 44, 16 Cau Buou Civil Group, Kien Hung Ward, Ha Dong District, Ha Noi City Enterprise code: 0104172691 Phone: 02436857559 Representative: Cao Xuan Dung Adress: Khoi Quang Trung, Quang Tien Ward, Thai Hoa Town, Nghe An Province Kien Hung Ward, Ha Dong District, Ha Noi CityFounding date: 22 - 9 - 2009