Uy Ban Mat Tran To Quoc Huyen Hoang Su Phi Address: Vinh Quang Town, Hoang Su Phi District, Ha Giang Province Enterprise code: 5100275857 Phone: 02193831129 Vinh Quang Town, Hoang Su Phi District, Ha Giang ProvinceFounding date: 14 - 4 - 2009