Son Trang Joint Stock Company Address: Thiet Ung Hamlet, Van Ha Commune, Dong Anh District, Ha Noi City Enterprise code: 0101933884 Phone: 0248826494 Representative: Tran Van Binh Adress: Trinh Xa Hamlet, Chau Khe Commune, Tu Son Town, Bac Ninh Province Van Ha Commune, Dong Anh District, Ha Noi CityFounding date: 9 - 5 - 2006