Van Phong Dai Dien Cong Ty TNHH Thuong Mai Va Dich Vu Vien Thong Linh San Tai Thanh Pho Ha Noi Address: Nha 6B, 6th Floor (SAN VAN PHONG), Hon Hop Song Da Building, No 131, Tran Phu Street, Phuong, Ha Dong District, Ha Noi City Enterprise code: 0400517882-002 Phone: 0935999606 Representative: Ngo Thi Thanh Thuy Ha Noi CityFounding date: 30 - 1 - 2026