Constant Heavy Industry Machinery(Jining) Co.,Ltd. is located in Shiqiao Industrial Park, Jining City, Shandong Province, China. Our Group occupies an area of about 40,000 square meters.It is a comprehensive enterprise integrating construction equipment design, manufacture and installation.Our group has over 300 workers, 35 senior engineers and 260 salesmen. The main processing equipment quantity reaches 100 sets, including of CNC lathe machines, advanced guide way grinder, and TK611-1A CNC milling & boring machine.Hengwang construction machinery products mainly include bulldozers, cranes, self-loading concrete mixer trucks and backhoe loaders, etc., which are widely used in various engineering construction sites.