Niigata has been a leading manufacturer of diesel engines and technologies for over 100 years under strict quality assurance and with a commitment to the high standards of environmental protection. Niigata’s responsibility, as one of the companies in the IHI Group, is to provide safe, reliable and durable four-cycle diesel engines for the marine industry internationally. Niigata’s engines connect easily with other Niigata propulsion and generation technologies. After-sales service is provided to Niigata customers through an extensive world-wide service network of long-term partners, that provide after-sales service, spare parts and trouble shooting advice on Niigata machines.