Son Ha LTD Address: Quang Van Quarter, Viet Quang Town, Bac Quang District, Ha Giang Province Enterprise code: 5100109747 Phone: 0219821535 Representative: Kieu Xuan Duoc Adress: Viet Quang Town, Bac Quang District, Ha Giang Province Viet Quang Town, Bac Quang District, Ha Giang ProvinceFounding date: 30 - 9 - 1998