Thuong Mai Tong Hop Khai Nguyen LTD Address: No 38, 31 Nguyen Cao Lane, Phuong, Hai Ba Trung District, Ha Noi City Enterprise code: 0111411742 Phone: 0971955568; Representative: Dang Quang Khanh Hai Ba Trung Ward, Hai Ba Trung District, Ha Noi CityFounding date: 14 - 3 - 2026