Van Tai Toan Cau DHS Joint Stock Company Address: No 39 Nguyen Van Huyen, Quan Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0109851168 Phone: 0917288928 Representative: Tran Thi Bich Ngoc Quan Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 9 - 12 - 2021