Vien Thong Thanh An LTD Address: No 02, Lane 43, Civil Group 8, Khu 6, Ha Tu Ward, Ha Long City, Quang Ninh Province Enterprise code: 5701693513 Phone: 02963452888 Representative: Nguyen Thi Hai Yen Adress: Civil Group 02, Minh Hoa, Cam Binh Ward, Cam Pha City, Quang Ninh Province Ha Tu Ward, Ha Long City, Quang Ninh ProvinceFounding date: 6 - 1 - 2014