Changzhou Li’an Hydraulic Equipment Co., Ltd. is a professional large hydraulic cylinder designing and manufacturing enterprise of China at present. Over the past ten years, our company has developed non-standard large hydraulic cylinders, hydraulic cold-drawing machines, water conservancy and hydropower hydraulic hoists, hydropower hydraulic servomotors, various engineering mechanical cylinders, metallurgical cylinders and other products with technical and equipment advantages. Currently, our company has 150 employees including 2 senior engineers of mechanical or hydraulic major as well as 9 medium-level and primary-level technical designers, and is equipped with international advanced SUNNEN internal and external cylindrical honing machine, 15m super-large CNC external cylindrical grinding machine and other kinds of high-tech equipment. Our company was rated as “Contract-honoring & Promise-keeping Enterprise” and “AAA-class Credit Enterprise” in 2002, passed ISO9001 Quality Management System certification in 2004, and won “Application and Installation Permit” issued by Ministry of Water Resources for its large hydraulic hoist produced in 2005. In recent years, “Li’an” hydraulic servomotors and hydraulic hoists produced by our company have been successively applied to Three Gorges Project, Longtan Hydropower Station, Henan Yanshan Reservoir and other national key projects. 2,000t hydraulic cold pipe drawing machine manufactured by Jiangsu Chengde Steel Pipe Co., Ltd. in November 2007 is a creation in the world; 2,000t hydraulic cold-drawing units produced by our company in 2010 have been exported to U.S. and smoothly put into production, with a single main cylinder of about 116 tons; in 2010, our company supported 12,000t stretching main cylinders for national large aircraft projects; ultra-large hydraulic cylinders supported for high-speed rail projects have the inner diameter of 1.5m; currently, the largest single hydraulic cylinder of our company have reached the weight of 135 tons.
Quality builds brand, integrity wins trust. Put customer requirements and benefits in the first place, and provide customers with high-quality products wholeheartedly. In the tenet of “Survive on quality, develop by credit, win benefits through management, devote service to customers”, we are willing to cooperate with you for common progresses and win-win benefits!