Nha Nghi Duong Hai Yen 3 Address: Nha Nghi Duong Hai Yen 3, Tra Co Ward, Mong Cai City, Quang Ninh Province Enterprise code: 5700101193-001 Phone: 02143846270 Adress: Tu Dan Commune, Khoai Chau District, Hung Yen Province Tra Co Ward, Mong Cai City, Quang Ninh ProvinceFounding date: 19 - 7 - 2005