Be Tong Phu Yen Joint Stock Company Address: Van Phuc Yen Hamlet, Muong Coi Commune, Tinh Son La, Viet Nam Enterprise code: 5500686114 Phone: 0377852033 Representative: Do Van Bich Muong Coi Commune, Phu Yen District, Son La ProvinceFounding date: 3 - 7 - 2026