... KLQ466-110 Pingyuan Air Filter Advantages: 1Filter PaperSelect high-quality imported filter materials from USA and Korea, and rational ... or PU materials, and have higher strength5Firm BindingSelect high-quality binding materials for firm binding and bypass avoidance, ... with best technical ability, personnel capable, experienced, who apply various designing softwares like CAD, CATIA, ANSYS, PRO-E, ...