Van Phong Dai Dien Cong Ty Co Phan Contek Address: 6th Floor Toa D’office, No 28, Thanh Thai Street, Phuong, Cau Giay District, Ha Noi City Enterprise code: 0110139124-001 Phone: 0985465552 Representative: Do Minh Hung Cau Giay Ward, Nam Tu Liem District, Ha Noi CityFounding date: 2 - 6 - 2026