With the vigorous development of the marine economy, marine cranes are ushering in a new round of technological innovation. In the future, intelligence, greening, and efficiency will become the main development directions of the industry. Intelligent upgrade: Modern marine cranes are increasingly applying Internet of Things (IoT) and artificial intelligence (AI) technologies to achieve remote monitoring, automatic leveling, and fault warning. For example, by collecting data in real time through sensors and optimizing the lifting path with AI algorithms, the accuracy and efficiency of operations can be significantly improved. Green and environmentally friendly design: To reduce carbon emissions, new cranes adopt electric or hybrid power systems to replace traditional diesel drives. In addition, the application of lightweight materials (such as high-strength composite materials) can reduce energy consumption while improving structural strength. Modularity and multifunctionality: Future marine cranes will become more modular, facilitating rapid installation and maintenance. At the same time, the design of one machine with multiple functions (such as both cargo loading and unloading and personnel rescue functions) can improve equipment utilization and reduce operating costs. It can be foreseen that with technological advancements, marine cranes will play a greater role in marine resource development, offshore wind power, and other fields, promoting the sustainable development of the global marine economy.