Shandong Sinoak Co.,Ltd (Shandong Sinoak Machinery DTM Company Limited) was founded in 2000, is located in Dezhou City, Shandong Province. There are more than 80 employees in our company more than 80 employees including more than 30 experienced technicians, more than 10 senior engineers in R&D, more than 30 technicians. We have imported high-quality machining centers with 3 slow-feeding NC wire-cut machines including 2 MAKINO from Japan and lathes and drilling machines, as well as from CAD to CAM changing namely DTM(from Designing to Manufacturing). We successively passed ISO9001International Quality System Certification, ISO14001 Environment System Certification, and ISO45001 Occupation Health Safety Management System Certification.Our company mainly deals with the design and production of precision equipment, for example, Fin press production line (fin die), small punch, tube(pipe) expander, tube bender, full-Automatic straightening and cutting machine for copper(aluminum) tube, portable expander, full automatic hairpin bender, semi auto hairpin bender, automatic return bender, return bender cleaningmachine etc. Our precision equipment is widely used for many industries of air conditioners, refrigerators, HVAC, refrigeration house and cooling units, etc. Our machines have been exported to more than 40 countries.So we are a professional refrigeration system solutions provider. Tell us your requirement, we will give a complete and perfect solution for you!