Dau Tu Phat Trien Thuan Thanh Joint Stock Company Address: Lot K12, 11C Civil Group, Khu 4a, Bai Chay Ward, Tinh Quang Ninh, Viet Nam Enterprise code: 5702199226 Phone: 0914343169 Representative: Nguyen The Cong Bai Chay Ward, Ha Long City, Quang Ninh ProvinceFounding date: 21 - 8 - 2025