Thuong Mai Hoang Yen LTD Address: Khu 5, Vinh Quang Town, Hoang Su Phi District, Ha Giang Province Enterprise code: 5100420575 Phone: 0987333838 Representative: Le Duc Kien Adress: Khu 5, Vinh Quang Town, Hoang Su Phi District, Ha Giang Province Vinh Quang Town, Hoang Su Phi District, Ha Giang ProvinceFounding date: 15 - 4 - 2014