Ngoc Mai Diamond LTD Address: No 26, Ha Trung Street, Hang Bong Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0110055530 Phone: 0902082888 Representative: Duong Thi Mai Adress: P903 Toa Park 09 Timescity, Mai Dong Ward, Hoang Mai District, Ha Noi City Hang Bong Ward, Hoan Kiem District, Ha Noi CityFounding date: 8 - 7 - 2022