Pars Vacuum Industries Co. is the largest manufacturer of rotary liquid ring vacuum pumps and gas compressors in Iran, with more than 30 years of experience in major industries. PVI is also the biggest manufacturer of positive displacement roots-rotary piston type air/gas blowers and oil-free/oil-injected screw compressors with the technological aid and through exclusive agency of AERZEN (Germany). Our company relies on dynamic research and development system, well trained personnel, suitable training programs, well-oriented information processing and ISO 9001:2008 quality management system to ensure products with high quality and reasonable delivery time. At PVI, we constantly try to develop new ways to improve the quality of our products.