Dai Duc Joint Stock Company Address: No 91, Cao Thang Street, Cao Thang Ward, Ha Long City, Quang Ninh Province Enterprise code: 5700593604 Phone: 0203827202 Representative: Nguyen Van Thiet Adress: No 7, Hong Ngoc Street, Bach Dang Ward, Ha Long City, Quang Ninh Province Cao Thang Ward, Ha Long City, Quang Ninh ProvinceFounding date: 29 - 5 - 2006