Thinh Thanh Joint Stock Company Address: Civil Group 51, Khu 4, Cao Xanh Ward, Ha Long City, Quang Ninh Province Enterprise code: 5700588643 Phone: 0203656588 Representative: Nguyen Ngoc Khanh Adress: Civil Group 10, Khu 1, Cao Xanh, Ha Long City, Quang Ninh Province Cao Xanh Ward, Ha Long City, Quang Ninh ProvinceFounding date: 28 - 4 - 2006