Ningbo Jiaodian sealing industrial co., Ltd is a modern enterprise which is specialized in the producing all type of o ring. We have sophisticated vulcanization unit in Asia. sophisticated processing center, and advanced o-rings testing instrument, to ensure the quality zero defect.Our technicists are senior engineer, doctor and postgraduate, also invite the professional designers from Japan and Germany. We constantly study ,update the product, and test the raw material, to achieve the best sealing performance, ensure the quality and usability of perfection.Our business philosophy: "quality is life, service is soul, advanced service is feature, high efficiency is attraction, and the user's satisfaction as the ultimate pursuit."