Xay Dung Va Thuong Mai Khanh Hung Stone LTD Address: No 23, Lane 94, Hoang Mai Street, Tuong Mai Ward, Hoang Mai District, Ha Noi City Enterprise code: 0111420017 Phone: 0968418388 Representative: Nguyen Thien Hung Tuong Mai Ward, Hoang Mai District, Ha Noi CityFounding date: 18 - 3 - 2026