Kien Truc Va Xay Dung Quang Van LTD Address: No 7/13, Giai Phong Street, Bach Mai Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0111421451 Phone: 0966152013 Representative: Tran Van Van Bach Mai Ward, Hai Ba Trung District, Ha Noi CityFounding date: 19 - 3 - 2026