Vien Thong BTS LTD Address: No 42, Civil Group 7, Muong Thanh Ward, Dien Bien Phu City, Dien Bien Province Enterprise code: 5600342068 Phone: 0988884777 Representative: Dinh Van Dung Adress: No 1020, Civil Group 2, Muong Thanh Ward, Dien Bien Phu City, Dien Bien Province Muong Thanh Ward, Dien Bien Phu City, Dien Bien ProvinceFounding date: 4 - 7 - 2022