Dau Tu Xay Dung Va Tu Van Thiet Ke Gia Khanh Joint Stock Company Address: Lot D10-NV8 O So 37, Moi Hai Ben Urban Area, Le Trong Ta Street, Duong Noi Ward, Ha Dong District, Ha Noi City Enterprise code: 0111456221 Phone: 0981248880 Representative: Do Quoc Huy Duong Noi Ward, Ha Dong District, Ha Noi CityFounding date: 10 - 4 - 2026