Dau Tu Blue Star Joint Stock Company Address: 6th Floor, No 25T1, Tap The Su Doan 361, Civil Group 42, Yen Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0108353498 Phone: 02466663838 Representative: Nguyen Van Thuan Yen Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 6 - 7 - 2018