Ningbo APA Automation Co; Ltd. is a newly-established enterprise specializing in manufacturing and marketing pneumatic components with three subsidiaries as Sino-Korea joint venture, Sino-Japan joint venture and solely-funded non-governmental enterprise.Based on the advanced production technologies and equipment constantly introduced from Japan and South Korea, Sono devotes itself to exploiting more and more superior products. So far, it has passed the certificate of ISO9001 quality system.By making good use of the advantages of its own and other aspects, Sono brings out excellent products which are well sold throughout the world and are well received by the customers both at home and abroad.