Truong Mam Non Thong Nguyen Address: Thong Nguyen Commune, Hoang Su Phi District, Ha Giang Province Enterprise code: 5100284026 Phone: 02193833560 Adress: Quang Binh District, Ha Giang Province Thong Nguyen Commune, Hoang Su Phi District, Ha Giang ProvinceFounding date: 25 - 4 - 2009