SUBMARINE Ship’s Technical Service is one of the leading Polish marine spare parts suppliers for Sulzer diesel engines. We specialize in the technical supplies OEM Spare Parts – suitable for H. Cegielski – Sulzer and H. Cegielski – MAN B&W main and auxiliary engines. We keep extensive business contacts with many companies around the world. Considerable stock level and reliable technical background are the strongest points of our company. Year by year we have been improving the quality of our service and gaining more and more satisfied clients.