Dau Tu Tonkin Viet Nam Joint Stock Company Address: No 32 Pham Van Dong, Co Nhue 2 Ward, Bac Tu Liem District, Ha Noi City Enterprise code: 0106416696 Phone: 0915252929 Representative: Nguyen Van Sang Adress: Trung Hamlet, Xuan Dinh Commune, Tu Liem District, Ha Noi City Co Nhue 2 Ward, Bac Tu Liem District, Ha Noi CityFounding date: 13 - 1 - 2014