The article provides an overview of recent developments in the hydrogen energy industry worldwide. It highlights the acceleration of national and international policies focusing on hydrogen energy, such as the establishment of pilot projects and the introduction of carbon reduction policies by the European Union. Countries like Germany and the US have also formulated strategies to boost green hydrogen production and investment in fuel cell technologies. The corporate sector is witnessing a surge in project signings and collaborations to enhance hydrogen production and storage capabilities. Companies like Sinopec Haide Hydrogen Energy, CSSC Pioneer Hydrogen Energy Technology, and Hydrogen Rui Technology are making significant strides in this domain. Technological advancements in electrolyzers, fuel cells, and hydrogen storage systems are showcased, including breakthroughs in efficiency and cost reduction. Innovations like the MW-level PEM and alkaline hydrogen production equipment, flexible hydrogen transmission pipelines, and advancements in fuel cell technology are propelling the industry forward. Moreover, industrial synergy is being promoted through initiatives like the Green Hydrogen Traceability Certification, the launch of hydrogen energy trade corridors between China and Europe, and the formation of the Hydrogen Refueling Station Compatibility Alliance in the US. These initiatives aim to enhance the traceability of green hydrogen, facilitate cross-border trade, and promote interoperability in the hydrogen refueling network. Overall, the developments outlined in the article indicate a positive momentum in the global hydrogen energy sector, with a focus on policy support, technological innovation, and industrial collaboration to drive the transition towards a more sustainable energy future.