Dau Tu Son Ha HN Joint Stock Company Address: Khu Dich Vu 2, 6th Floor, The Golden Palm Building, No 21 Le Van Luong, Phuong, Thanh Xuan District, Ha Noi City Enterprise code: 0111472463 Phone: 0586075936 Representative: Ly Thuy Duong Thanh Xuan Ward, Thanh Xuan District, Ha Noi CityFounding date: 22 - 4 - 2026