Dau Tu Cong Nghe Va Thuong Mai Dich Vu Viet Anh LTD Address: Na Vien Hamlet, Yen Duong Commune, Ba Be District, Bac Kan Province Enterprise code: 4700286601 Phone: 0913853080 Representative: Nguyen Viet Anh Yen Duong Commune, Ba Be District, Bac Kan ProvinceFounding date: 18 - 11 - 2021