Dau Tu Phat Trien Tien Thinh Joint Stock Company Address: No 26, Lane 40, Hoa Phong Street, Gia Cam Ward, Viet Tri City, Phu Tho Province Enterprise code: 2600326102 Phone: 02103845421 Representative: Dang Quyet Thang Gia Cam Ward, Viet Tri City, Phu Tho ProvinceFounding date: 5 - 4 - 2005