Shanghai HOLYSUN Machinery Technology Co., LtdEstablished in 2003, is an integrated enterprise which is specialized in Compressed Air Dryer (Purification Air Treatment), We integrate scientific research, manufacturer, sales and service. We've passed ISO 9001:2015 Quality Certification, CE certification & Production License etc. Technology innovation and improvement is our forever theme. We've promoted high quality air treatment systems to our customers successfully, and set-up efficient before & after service as well. HOLYSUN's main production covering: Compressed Air Dryer--Refrigerated Air Dryer, Absorption Air Dryer, Precision Compressed Air Filter, Filter Element, Blower Regeneration Air Dryer, Heat of Compression Desiccant Air Dryer, Combined Air Dryer, Oil Water Separator, Compressed Air After-cooler, High Efficiency Oil Removal, Stainless Steel Filter, Sterile Filter and Steam Filter etc. Main business type is supporting to Screw Air Compressor and Centrifugal Air Compressor, Nitrogen Generator, Oxygen Generator manufacturers or distributors. HOLYSUN cooperated with many Screw Air Compressor brands over the world, Air dryers are exported to Europe, America, Southeast Asia and Africa etc.HOLYSUN commits to the research, development and innovation of compressed air purification equipment, and provides high-quality compressed air purification technology solutions for global customers. Smooth service network provides users with technical consultation, business negotiation and after-sales maintenance services in time. Meanwhile, ensures high-performance operation of the products. HOLYSUN takes "Surpass selfhood, pursue excellence" as our business philosophy, with continuous products and technology innovation, leads the compressed air treatment trend in the world.