Dau Tu Xay Dung Va Thuong Mai Hoang Son HG Joint Stock Company Address: No 71, Civil Group 21, Minh Khai Ward, Ha Giang City, Ha Giang Province Enterprise code: 5100467904 Phone: 0946248688 Representative: Tran Thi Thuan Adress: Civil Group 7, Viet Quang Town, Bac Quang District, Ha Giang Province Minh Khai Ward, Ha Giang City, Ha Giang ProvinceFounding date: 11 - 1 - 2019