Hat Quan Ly Giao Thong Address: Civil Group 17, Na Hang Town, Na Hang District, Tuyen Quang Province Enterprise code: 5000183881 Phone: 02073864123 Adress: Civil Group 5, Na Hang Town, Na Hang District, Tuyen Quang Province Na Hang Town, Na Hang District, Tuyen Quang ProvinceFounding date: 20 - 12 - 1999