Ningbo Jiaerling Pneumatic Machinery Co., Ltd.JELPC supplied valves of water supply and drainage system for the Bird's Nest Stadium and the Water Cube Aquatics Center in 2008 Beijing Olympic Games and environmental recycling system for 2010 Shanghai World Exposition.Quality product and superior service are our eternal pursuits.We are able to design and manufacture pneumaticcontrol components(valves), executive components (cylinders), air treatment units and pneumatic tube. We have the latest CNC machine, automatic assembly production line, online detection equipment,3D projection measuring instrument, high-precision flow test board and other advanced production and inspection equipment.