Xay Dung Hoan Thien Va Noi That Dar Joint Stock Company Address: No 2, 171 Nguyen Ngoc Vu Lane, Trung Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0106018141 Phone: 02437920868 Representative: Duong Ngoc Khanh Adress: Khanh Tan Hamlet, Sai Son Commune, Quoc Oai District, Ha Noi City Trung Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 22 - 10 - 2012