Thuy Sy Address: No 50, Civil Group 8, To Hieu Ward, Son La City, Son La Province Enterprise code: 5500331979 Phone: 02123853031 Representative: Ngo Tien Sy Adress: No 50, Civil Group 8, To Hieu Ward, Son La City, Son La Province To Hieu Ward, Son La City, Son La ProvinceFounding date: 14 - 11 - 2008