Trung Tam Quan Ly Va Cung Cap Nuoc Sach Huyen Hoang Su Phi Address: Vinh Quang Town, Hoang Su Phi District, Ha Giang Province Enterprise code: 5100275818 Phone: 02193601758 Representative: Trinh Ba Duan Adress: Khi Iv, Vinh Quang Town, Hoang Su Phi District, Ha Giang Province Vinh Quang Town, Hoang Su Phi District, Ha Giang ProvinceFounding date: 14 - 4 - 2009