Located in Xuzhou, Jiangsu Province, China, Xuzhou TongYi Engineering Machinery Technology Co.,Ltd.is a professional manufacturer of construction machinery. We are a comprehensive high-tech enterprise integrating design, development, manufacture, and installation, based on cooperation with famous University and Research Institute. TongYi is one of the earliest enterprises that obtained ISO9001 certificate in construction machinery industry in China. For many years,we constantly develop new products according to market demand with realistic attitude, innovation spirit, and advanced technology. At present, our products, including The Srew Conveyor series, The Concrete Mixing Plant series, The Concrete Washing Separator series, and The Bulk Materials Ship Unloader series, are very popular all over the country. Our technical performance reaches the domestic advanced level and closed to the international advanced level. We are glad to receive any of your inquiries.