Duc GSD Joint Stock Company Address: Lot CN4-10 Cum Cong Nghiep Phuong Nam, Yen Tu Ward, Tinh Quang Ninh, Viet Nam Enterprise code: 5702205705 Phone: 0982830619 Representative: Hoang The Giang Quang Ninh ProvinceFounding date: 30 - 10 - 2025