Kiem Dinh Va Dich Vu Ky Thuat Mien Bac - Northtech LTD Address: No 62, Street 429, Tran Dang Hamlet, Ung Thien Commune, Ha Noi Town, Viet Nam, Ha Noi City Enterprise code: 0111431121 Phone: 0977598470 Representative: Luu Van Hung Ung Thien Commune, Ung Hoa District, Ha Noi CityFounding date: 25 - 3 - 2026