Thuong Mai Va Dich Vu Vien Thong Az LTD Address: Ngo Gia Tu Street, Khu Hanh Chinh So 1, Lien Bao Ward, Vinh Yen City, Vinh Phuc Province Enterprise code: 2500589517 Phone: 0989002412 Representative: Do Thu Hang Lien Bao Ward, Vinh Yen City, Vinh Phuc ProvinceFounding date: 6 - 9 - 2017