Luat Trach Nhiem Huu Han Ha Dang Address: 97, Tran Quoc Toan Street, Tran Hung Dao Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0103776517 Phone: 02439420477 Representative: Ha Van Dang Adress: 10 Nha A6 Tap The Nam Dong, Dong Da District, Ha Noi City Tran Hung Dao Ward, Hoan Kiem District, Ha Noi CityFounding date: 7 - 5 - 2009