Dau Tu Phat Trien TM & Dich Vu Hai Tra Joint Stock Company Address: No 4, 392 Bach Mai Lane, Bach Mai Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101229808 Phone: 0248638329 Bach Mai Ward, Hai Ba Trung District, Ha Noi CityFounding date: 19 - 4 - 2002