Phat Trien Khoa Hoc Cong Nghe Joint Stock Company Address: No 10, Lane 33, Vinh Phuc Street, Vinh Phuc Ward, Ba Dinh District, Ha Noi City Enterprise code: 0102721138 Phone: 0242193339 Representative: Le Truong Thien Adress: 34 Tang Bat Ho, Pham Dinh Ho Ward, Hai Ba Trung District, Ha Noi City Vinh Phuc Ward, Ba Dinh District, Ha Noi CityFounding date: 18 - 4 - 2008