Khai Hoan Quang Ninh LTD Address: No 20, 3a Civil Group, Khu 1a, Hong Hai Ward, Ha Long City, Quang Ninh Province Enterprise code: 5701478509 Phone: 02033627378 Representative: Ha Huu Khai Adress: 3a Civil Group, Khu 1a, Hong Hai Ward, Ha Long City, Quang Ninh Province Hong Hai Ward, Ha Long City, Quang Ninh ProvinceFounding date: 7 - 4 - 2011