Dau Tu Phat Trien Cong Nghe Cao Ha Noi LTD Address: No 93, Lo Duc Street, Pham Dinh Ho Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101357359 Phone: 0248216571 Representative: Trinh Quoc Thieu Adress: Huong Son, Huong Son Ward, Thai Nguyen City, Thai Nguyen Province Pham Dinh Ho Ward, Hai Ba Trung District, Ha Noi CityFounding date: 9 - 5 - 2003