Nanjing International Marine Eqt & Spares LTD (IMS), the subsidiary of COSCO group, specializes in manufacturing inlet & exhaust valve spindles, seats and guides for diesel engines, covering four & two-stroke diesel engines with cylinder bore ranging from 130mm to 800mm. "HD" is the registered trademark of IMS and enjoys a good reputation in China.Valve spindles and valve seats manufactured for below engines:MAN B & W / SULZER / WARTSILA / SKL / PIESTICK / DEUTZ / RUSSIAN / BERGEN / DAIHATSU / YANMAR / UEC(T) / HANSHIN / AKASAKA / NIIGATA We promise the following:Largest production line in China;State-of-art technology;Reliable quality with competitive price;Sufficient stock, shortest delivery time;High cost-performance-ratio;Low engine downtime;Acknowledgement from European and Chinese ship owners;OEM for Major Chinese engine maker