Thuong Mai Va Dich Vu Vien Thong Trung Dung LTD Address: Khu 5, Ka Long Ward, Mong Cai City, Quang Ninh Province Enterprise code: 5701883313 Phone: 0968288000 Representative: Ho Dinh Dung Ka Long Ward, Mong Cai City, Quang Ninh ProvinceFounding date: 18 - 7 - 2017