Bac Son LTD Address: Hop Street, Bao Dap Commune, Tran Yen District, Yen Bai Province Enterprise code: 5200203775 Phone: 02163825131 Representative: Hoang Van Trung Adress: Hop Quarter, Bao Dap Commune, Tran Yen District, Yen Bai Province Bao Dap Commune, Tran Yen District, Yen Bai ProvinceFounding date: 4 - 9 - 2002