Phat Trien Cong Nghe Sao Sang LTD Address: No 210a, Au Co Street, Quang An Ward, Tay Ho District, Ha Noi City Enterprise code: 0101389110 Phone: 0249348108 Representative: Tran Duc Viet Adress: No 86 Hai Ba Trung P.Cua Nam, Hoan Kiem District, Ha Noi City Quang An Ward, Tay Ho District, Ha Noi CityFounding date: 5 - 8 - 2003