zhengzhou deao Science&Technology Co., Ltd is listed among the leading Hydraulic Screen Changer Manufacturer and Exporter owing to the years of experience and expertise that result in best quality product and service leading to [over_all_export_marketshare] market share. Our corporate venture is situated in China’s one of the most commercially active cities – Zhengzhou, Henan. Since our inception in we strongly emphasize on building a strong and professional workforce and stimulate consistency in product development and quality. We strive to deliver not just quality products being a company but also the service that one would expect from a reputable hydraulic screen changer Manufacturer and Exporter.We deal in a wide range of products that can be availed in varying appearances that never fail to appeal consumers making us able to mark annual revenue worth . It all started off with business capital of around now we boast 2020 Years of export history and export value around with license.