Shandong Jining Qingfeng Machinery Hardware Co. Ltd. Chinese Machine ToolAssociation member units,production of spring chuck’s professional factory , known as machine tool accessory manufacturing experts. The fixed assets of 10million yuan,with CNC Lathes,CNC milling machines,machining centers,high-precision grinding,cylindrical griding, etc.more than 180 sets of advanced equipment.Self-development, Production of collets,milling chuck,quick change chuck ,tapping chucks,machine tool accessories and other top-selling across the country To, and exported to the U.S.,JAPAN,Taiwan and other countries and regions, and can take over fro m sample to map processing. Advanced production Equipment, strong technical force and perfect management system, excellent product quality ,the majority of uses. We always adhere to the “dry quality, fist class” business policy and “the pursuit of customer satisfaction is the biggest,”the service Business philosophy. Jining Qin Feng Hardware Machinery Co., Ltd