Xay Dung TTS Viet Nam Joint Stock Company Address: No 9, Lane 10, Tran Duy Hung Street, Trung Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0108460919 Phone: 0918043368 Representative: Don Van Tiep Trung Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 5 - 10 - 2018