Hoang Du LTD Address: Nguyen Binh Town, Nguyen Binh District, Cao Bang Province Enterprise code: 4800164660 Phone: 0206215450 Representative: Hoang Van Chung Adress: P7/N5C, Bo Tu Lenh Canh Ve Town, Xuan La Ward, Tay Ho District, Ha Noi City Nguyen Binh Town, Nguyen Binh District, Cao Bang ProvinceFounding date: 21 - 7 - 2007