Cong Nghe Va Ky Thuat Longtech LTD Address: No 12, Alley 85, Lane 129, Truong Dinh Street, Tuong Mai Ward, Ha Noi Town, Viet Nam, Ha Noi City Enterprise code: 0111362968 Phone: 0379776301 Representative: Nguyen Duy Long Ha Noi CityFounding date: 26 - 1 - 2026