He Phat Thanh Doi Ngoai Quoc Gia Address: No 45 Ba Trieu, Hang Bai Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0102321098 Phone: 0248257870 Representative: Doan Thi Trung Adress: 53 Nguyen Du, Hai Ba Trung District, Ha Noi City Hang Bai Ward, Hoan Kiem District, Ha Noi CityFounding date: 19 - 7 - 2007