Phat Trien Cong Nghe Alpha Joint Stock Company Address: No 52, Vu Pham Ham Street, Yen Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0102705489 Phone: 02462871768 Representative: Hoang Van Thin Yen Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 4 - 4 - 2008