Thuong Mai Va Khoa Hoc Ky Thuat Trang An LTD Address: No 3, Lane 489, Nguyen Van Cu Street, Gia Thuy Ward, Long Bien District, Ha Noi City Enterprise code: 0102380985 Phone: 0903275758 Representative: Le Minh Duc Adress: Zoom 501 D9, Khu Tap The Nam Dong, Nam Dong Ward, Dong Da District, Ha Noi City Gia Thuy Ward, Long Bien District, Ha Noi CityFounding date: 9 - 10 - 2007