Phat Trien Ky Thuat Dich Vu Tong Hop LTD Address: 443, Giai Phong Street, Phuong Liet Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101534551 Phone: 0912546798 Representative: Nguyen Van Khien Adress: Doai Hamlet, Me Linh Commune, Thai Binh City, Thai Binh Province Phuong Liet Ward, Thanh Xuan District, Ha Noi CityFounding date: 28 - 9 - 2004