Zhengzhou Bangke Machinery Manufacturing Co., Ltd. is a manufacturer of rotary dryer,tunnel dryer ,ball mill,raymond mill,crushers, sand making machines, portable crushing plants, vibrating screens and milling equipment with well-equipped testing facilities and strong technical force. With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in mining, chemical, metallurgy and other industries. Our products are widely recognized and trusted by ...