Thuong Mai Dich Vu Duc Trong Tay Bac LTD Address: Tieu Khu 2, Phu Yen Commune, Phu Yen District, Son La Province Enterprise code: 5500682871 Phone: 0944603555 Representative: Duong Huu Hung Phu Yen District, Son La ProvinceFounding date: 12 - 3 - 2026