Ocean-going cargo ships are primarily large vessels undertaking global voyages in unrestricted navigation areas and international bulk cargo transportation, serving as the core carrier of global trade; Major vessel types include container ships, dry cargo ships, liquid cargo ships, Ro-Ro ships, and LNG carriers, with primary generator set power requirements ranging from 500 kW to 8 MW; Weichai's compatible engine models include the WH20, WH25, WH28, and S3 series, with fuel types covering diesel, heavy oil, and LNG dual-fuel; The primary power demand for emergency generator sets ranges from 100 kW to 1000 kW, with Weichai's compatible models including the WP and M series, utilizing diesel fuel.