Thuong Mai Dich Vu Hacosan LTD Address: No 4, 5 Tran Thai Tong Lane, Phuong, Cau Giay District, Ha Noi City Enterprise code: 0111558583 Phone: 0968102681 Representative: Truong Sy Khanh Cau Giay Ward, Nam Tu Liem District, Ha Noi CityFounding date: 3 - 7 - 2026