Xay Dung Hoang Hai Na Ri LTD Address: Na Hin Hamlet, Yen Lac Town, Na Ri District, Bac Kan Province Enterprise code: 4700285887 Phone: 0866180181 Representative: Do Van Thuat Yen Lac Town, Na Ri District, Bac Kan ProvinceFounding date: 24 - 9 - 2021