Phu Long Son Address: Civil Group 5, Chieng Sinh Ward, Son La City, Son La Province Enterprise code: 0311135289 Phone: 0977907738 Representative: Ngo Van Long Adress: Hamlet 1, Thieu Ngoc Commune, Thieu Hoa District, Thanh Hoa Province Chieng Sinh Ward, Son La City, Son La ProvinceFounding date: 8 - 9 - 2011