Hoa Bach Khoa LTD Address: N3 To 4, Thanh Luong Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101330082 Phone: 0249713067 Representative: Nguyen Phuong Trinh Adress: N3/to4/thanh Luong, Hai Ba Trung District, Ha Noi City Thanh Luong Ward, Hai Ba Trung District, Ha Noi CityFounding date: 29 - 1 - 2003