ZEN is an international professional filter manufacturer. ZEN’s quality management system has successfully obtained ISO 9001: 2008 certification; ZEN’s products have passed SGS/RoHS certification.
Since established in 2007, Shandong ZEN Cleantech has became a global air filter manufacturer. ZEN is a high-tech enterprise integrating R&D, production, testing and sales,and its annual turnover reached 80,000,000 yuan. ZEN’s products are widely welcomed by users in Europe, Asia and other regions. The ZEN team is committed to working with customers around the world to achieve the best air filtration solutions.