Mot Thanh Vien Xay Dung Cong Trinh Hoang Ha LTD Address: Civil Group 6, Yen Minh Town, Yen Minh District, Ha Giang Province Enterprise code: 5100483367 Phone: 0976156156 Representative: Nguyen Dinh Kien Yen Minh Town, Yen Minh District, Ha Giang ProvinceFounding date: 13 - 1 - 2021