Long Son LTD Address: 28 Ton Duc Thang, Cat Linh Ward, Dong Da District, Ha Noi City Enterprise code: 0100366664 Phone: 02437579525 Representative: Nguyen Van Dien Adress: 28 Ton Duc Thang, Cat Linh Ward, Dong Da District, Ha Noi City Cat Linh Ward, Dong Da District, Ha Noi CityFounding date: 2 - 7 - 1998