Tong Hop Thuong Mai Va Xay Dung Ngoc Mai LTD Address: Thanh Am Hamlet, Van Dinh Town, Ung Hoa District, Ha Noi City Enterprise code: 0106511759 Phone: 0914382968 Representative: Duong Thi Kieu Nga Adress: Thanh Am Hamlet, Van Dinh Town, Ung Hoa District, Ha Noi City Van Dinh Town, Ung Hoa District, Ha Noi CityFounding date: 15 - 4 - 2014