Helen Toan Cau LTD Address: No 19, 172/55 Au Co Lane, Tu Lien Ward, Tay Ho District, Ha Noi City Enterprise code: 0110265584 Phone: 0941547777 Representative: Tran Thi Hien Adress: No 19, 172/55 Au Co Lane, Tu Lien Ward, Tay Ho District, Ha Noi City Tu Lien Ward, Tay Ho District, Ha Noi CityFounding date: 27 - 2 - 2023