Xay Dung Cong Trinh Giao Thong Son La Joint Stock Company Address: No 131, Nguyen Luong Bang Street, Son La City, Son La Province Enterprise code: 5500217095 Phone: 85269985557 Representative: Pham Duy Han Adress: 131, Nguyen Luong Bang Street, Son La City, Son La Province Son La City, Son La ProvinceFounding date: 2 - 7 - 2004