Xay Dung Ha Tang Netnam Joint Stock Company Address: Lot 04-TT3.2, Ao Sao Urban Area, Phuong, Hoang Mai District, Ha Noi City Enterprise code: 0111649470 Phone: 0964771456 Representative: Nguyen Ngoc Minh Hoang Mai Ward, Hoang Mai District, Ha Noi CityFounding date: 5 - 10 - 2026