Dau Tu Va Thuong Mai Long Hoc LTD Address: No 94 Civil Group 26, Phuong Lien Ward, Dong Da District, Ha Noi City Enterprise code: 0102187124 Phone: 0248779273; 0983353743 Representative: Nguyen Quang Hoc Adress: No 3, 435 Ngo Gia Tu Lane, Long Bien District, Ha Noi City Phuong Lien Ward, Dong Da District, Ha Noi CityFounding date: 20 - 3 - 2007