Thuong Mai Tuan Son Joint Stock Company Address: No 331, Khu Cau Sen, Yen Thanh Ward, Uong Bi City, Quang Ninh Province Enterprise code: 5700555302 Phone: 02143855138 Representative: Nguyen Hai Yen Adress: Civil Group 5, Khu 5, Thanh Son Ward, Uong Bi City, Quang Ninh Province Yen Thanh Ward, Uong Bi City, Quang Ninh ProvinceFounding date: 19 - 7 - 2005