Thanh Son LTD Address: Street 10, Quang Yen Ward, Quang Yen Town, Quang Ninh Province Enterprise code: 5700368380 Phone: 0913268770 Representative: Tran Van Han Adress: Street 10, Quang Yen Ward, Quang Yen Town, Quang Ninh Province Quang Yen Ward, Quang Yen Town, Quang Ninh ProvinceFounding date: 31 - 10 - 2001