Thuong Mai Va DV Ky Thuat Hoang Lien Son LTD Address: No 77, Civil Group 63, Khu 7, Cao Thang Ward, Ha Long City, Quang Ninh Province Enterprise code: 5702152556 Phone: 02997778686 Representative: Dang Hong Hanh Cao Thang Ward, Ha Long City, Quang Ninh ProvinceFounding date: 22 - 2 - 2024