Trung Tam Thuy Nong - Giao Thong Va Do Thi Hai Ha Address: Street 4, Quang Ha Town, Hai Ha District, Quang Ninh Province Enterprise code: 5700370823 Phone: 02143879278 Quang Ha Town, Hai Ha District, Quang Ninh ProvinceFounding date: 7 - 12 - 2001