Cong Nghe Topstar (Viet Nam) – Chi Nhanh Quang Ninh LTD Address: No 67-69, Le Thanh Tong Street, Hong Gai Ward, Ha Long City, Quang Ninh Province Enterprise code: 0109009554-001 Phone: 0246860156 Representative: Mao, Yong Jun Hong Gai Ward, Ha Long City, Quang Ninh ProvinceFounding date: 9 - 11 - 2021