For over twenty years, thanks to the supporting of the people at home and abroad. our enterprise are developeing constantly. We have formed product production in scale. In order to adapt to the development, improve the product specification, we have introduced the advanced producing and processing equipment and testing equipment, and have quipped with senior professional talents for the research and development of new products. What's more, we have developed a long-term cooperation with Chinese Casting Association, Zhejiang Precision Casting Association. We produceproducts for China Aerospace Science Institute of Shanghai's 800th, China coal Industry electromechanical products, we have a cooperation with China coal industry electromechanical equipment product fixed-point enterprise.