Dau Tu Va Xay Dung So 4 - Thang Long Joint Stock Company Address: 243a De La Thanh, Lang Thuong Ward, Dong Da District, Ha Noi City Enterprise code: 0102630875 Phone: 02437833504 Representative: Vu Dinh Phu Adress: Giap Nhat, Nhan Chinh Ward, Thanh Xuan District, Ha Noi City Lang Thuong Ward, Dong Da District, Ha Noi CityFounding date: 28 - 1 - 2008