Phu Son LS LTD Address: No 101, Vi Duc Thang Street, Khoi 14, Hoang Van Thu Ward, Lang Son City, Lang Son Province Enterprise code: 4900918777 Phone: 0849391111 Representative: Trieu Hoang Son Hoang Van Thu Ward, Lang Son City, Lang Son ProvinceFounding date: 25 - 2 - 2025