Trung Tam Dich Vu Van Tai Hanh Khach Luong Yen Address: No 3, Nguyen Khoai Street, Bach Dang Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0100103111-009 Phone: 0249874886 Representative: Le Dinh Thien Adress: 27, Lane 89, Quan Nhan Street, Nhan Chinh Ward, Thanh Xuan District, Ha Noi City Bach Dang Ward, Hai Ba Trung District, Ha Noi CityFounding date: 11 - 5 - 2005