Changsha Dingli Transmission Mechanism Co., Ltd. is located in Ningxiang Economic Development Corporation Industrial Park of Changsha City, Hunan Province with convenient traffic. The company is specialized in research and development, production and sales of various types of coupling products. Its leading products include: QL Series Ball Coupling Products. 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, our company has now completed the standards for the design of QL series of ball couplings.
Our company has passed the ISO9001 and 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 to wide acclaim.
We always adhere to the principle of “sincere development”, quality and reputation-based. We will maintain the customer is responsible for the professionalism, dedication to provide first-class quality, first-class products. Changsha Dingli drives with you to achieve win-win development.