Marine cranes operate in marine environments for extended periods, facing challenges such as corrosion and impact from wind and waves. Therefore, safe operation and regular maintenance are crucial. Operators must undergo professional training, familiarizing themselves with the structure, performance, and emergency response measures of the crane to ensure operational safety. During the operation process, the following points should be noted: Check equipment status: Before operation, check key components such as steel wire ropes, hydraulic systems, and braking devices to ensure there is no wear or leakage. Comply with load limits: Overloading operations are strictly prohibited to avoid structural deformation or equipment failure caused by overload. Environmental adaptability: Operations should be suspended under severe sea conditions to avoid loss of control of the crane due to excessive wind and waves. In terms of maintenance, regular anti-corrosion treatment is required, especially for metal parts exposed to seawater. The lubrication system should be kept in good condition to reduce wear and tear. Additionally, the adoption of condition monitoring technologies, such as vibration analysis and infrared detection, can help identify potential failures in advance and reduce the risk of downtime. Through standardized operation and scientific maintenance, the service life and reliability of marine cranes will be significantly enhanced, providing solid support for offshore operations.