China DingLi Transmission Machine Co.,Ltd. is located in ChangSha Economic Development zone in Hunan of
China,and with convenient traffic.The company is specialized in
research and development,production and sales of various types of
couplings products. Its leading products including:QL series Ball
couplings . The company is not only the original patented
invention and manufacture of ball coupling;furthermore,it is
the pioneer of transformation in a modern large mechanical drive
machine unit. After many years to investigate the market and the
general user feedback,now our company has completed the standards
for the design of QL series of ball couplings.
Our company has passed the ISO9001:2000 Quality System
certification in March 2006. The products are widely used in
metallurgy,mining,power,light industry,oil,lifting and
transportation industries,and have been exported to
Brazil,Japan and other countries.The company has the reliable
quality,good service and access to the user of wide acclaim.
We always adhere to principle of sincere development,quality and
reputation-based. We will maintain the customer is responsible for
the professionalism,dedication to provide best quality,best
We will drive with you to achieve win-win development.