Khanh Thanh SQ LTD Address: O So 365, Lot DC11, Nam Hoang Dong Urban Area, Tam Thanh Ward, Tinh Lang Son, Viet Nam Enterprise code: 4900945192 Phone: 0855625888 Representative: Trieu Phuong Tra Tam Thanh Ward, Lang Son City, Lang Son ProvinceFounding date: 9 - 6 - 2026