Dau Tu Va Phat Trien Ha Tang Cong Nghiep Quang Ninh Joint Stock Company Address: Dong Tam Hamlet, Quang Tan Commune, Tinh Quang Ninh, Viet Nam Enterprise code: 5702229216 Phone: 0949060968 Representative: Nguyen Anh Tuan Quang Tan Commune, Dam Ha District, Quang Ninh ProvinceFounding date: 19 - 6 - 2026