... roll on ball and bottle. In 2010 our company successfully passed the ISO 9001 Quality System Certification ... , product quality, performance, safety and reliability. Product nameSpecificationMaterialApplicationSolid ball4mm-55mmPP,PE,ABS,POM,PA,PMMATrackball,Ball valve,Bearing ball, Roll ... ,29mm,35.2mm,35.56mmPE,PPCosmetic packagingGlass roll on bottle10ml,25ml,30ml,40ml,45ml,50ml, ...