Dau Tu Xuat Nhap Khau Va Khai Thac Khoang San Tan Thanh Joint Stock Company Address: No 60/21/3, Tan Khai Street, Vinh Hung Ward, Hoang Mai District, Ha Noi City Enterprise code: 0109999051 Phone: 0967403332 Representative: Vu Dinh Thanh Vinh Hung Ward, Hoang Mai District, Ha Noi CityFounding date: 17 - 5 - 2022