Khoang San T-T-H LTD Address: No 18, Dau Lang Hamlet, Co Dien A Hamlet, Tu Hiep Commune, Thanh Tri District, Ha Noi City Enterprise code: 0111087045 Phone: 0912020258 Representative: Nguyen Quang Toi Tu Hiep Commune, Thanh Tri District, Ha Noi CityFounding date: 12 - 6 - 2025