... and our company long time testing comparison, the quality exceeds DADCO, KELLAR, MISUMI, SPECIAL, HYSON and ... good interchangeability, short delivery time, long life, high cost-effective and quick service.Featurepiston cylinder surface finishment ... &automobileCertificateISO9001:2008, PED97/23/CE and Quality cerficaterAdvantageindependent R&D,high quality and competitive pricePayment termsT/T,L/C…. ...