In Bac Son Joint Stock Company Address: No 262, Phuc Dien Street, Xuan Phuong Ward, Nam Tu Liem District, Ha Noi City Enterprise code: 0102003955 Phone: 0242119776 Representative: Phung Thi Tinh Adress: Khu Tap The Truong Thuong Mai, Phu Thinh Ward, Son Tay Town, Ha Noi City Xuan Phuong Ward, Nam Tu Liem District, Ha Noi CityFounding date: 2 - 8 - 2006