Hop Tac Xa Thong Nhat Address: No 4, Chua Hung Ky Lane, Minh Khai Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101341655 Phone: 0246242077 Representative: Vu Thi Kim Khuyen Adress: Zoom 403 Nha E1, Bach Khoa Ward, Hai Ba Trung District, Ha Noi City Minh Khai Ward, Hai Ba Trung District, Ha Noi CityFounding date: 19 - 3 - 2003