Dau Tu Va Xay Dung Khanh An LTD Address: No 21, Lane 58, Hamlet 8, Thuong Hamlet, Hong Son Commune, Ha Noi Town, Viet Nam, Ha Noi City Enterprise code: 0111344133 Phone: 0387097999 Representative: Nguyen Van Loi Hong Son Commune, My Duc District, Ha Noi CityFounding date: 13 - 1 - 2026