Tu Van Va Ung Dung Cong Nghe Xay Dung Ecc - Chi Nhanh Ha Long Joint Stock Company Address: No 31, Lane 5, Civil Group 36, Khu 2, Bach Dang Ward, Ha Long City, Quang Ninh Province Enterprise code: 5701707614-002 Phone: 0982155558 Representative: Vu Van Thoan Bach Dang Ward, Ha Long City, Quang Ninh ProvinceFounding date: 11 - 3 - 2022