Dau Tu Thuong Mai Va Xay Dung Blue Sky Joint Stock Company Address: 7th Floor, No 47, Trung Kinh Street, Trung Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0110849727 Phone: 0966391595 Representative: Nguyen Tien Dung Trung Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 30 - 9 - 2024