Ngu Son Joint Stock Company Address: No 5 37a Civil Group, Lane 51/2, Lang Yen Street, Thanh Luong Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101664889 Phone: 0249841693 Representative: Nguyen Thanh Hung Adress: 42 17a P.Duc Giang Civil Group, Long Bien District, Ha Noi City Thanh Luong Ward, Hai Ba Trung District, Ha Noi CityFounding date: 6 - 6 - 2005