Vien Thong Phia Bac TN LTD Address: Khe Can Hamlet, Cay Thi Commune, Dong Hy District, Thai Nguyen Province Enterprise code: 4601623038 Phone: 02559139473 Representative: Ly Tai Tuan Cay Thi Commune, Dong Hy District, Thai Nguyen ProvinceFounding date: 21 - 9 - 2024