Ngoc Trai Ha Long Viet Nam LTD Address: No 80, Nguyen Van Cu Street, Cot 5, Hong Ha Ward, Ha Long City, Quang Ninh Province Enterprise code: 5700105494 Phone: 02033836457 Representative: Nguyen Nam Giang Adress: Bao Chau Hamlet, Quang Chau Commune, Tien Lu District, Hung Yen Province Hong Ha Ward, Ha Long City, Quang Ninh ProvinceFounding date: 4 - 9 - 1998