Dau Tu Va Phat Trien Ha Tang Long Viet Joint Stock Company Address: No 17, Hai Thang Street, Hong Hai Ward, Ha Long City, Quang Ninh Province Enterprise code: 5701486316 Phone: 02033834508 Representative: Pham Van Dinh Adress: Civil Group 2, Khu 8, Hong Hai Ward, Ha Long City, Quang Ninh Province Hong Hai Ward, Ha Long City, Quang Ninh ProvinceFounding date: 13 - 5 - 2011