Piston rings for various kind  diesel and gasoline engine application such as :  Asia,Bedford ,BMW,Catterpillar,Cummins ,Daewoo,DAF,Daihatsu,Deutz(K.H.D),Fiat/Iveco, Ford,Hino,Honda,Hyundai,Isuzu,John Deer,Kamaz,KIa,Komatsu,Landrover,Lister,Mack,Man,Mazda,Mercedes(Benz),Mitsubishi,MTZ(Belarus),MWM,Nissan,Opel,Perkins,Peugeot,REnalutl/RVI,Scania,Saviem,Steryr/HOWO,SUZUKI,TOYOTA,Volvo,VW and Yanmar