China's Jiangsu Province has inaugurated the nation's most extensive integrated photovoltaic (PV)-hydrogen-storage project, marking a significant advancement in renewable energy. This pioneering offshore facility seamlessly integrates PV power generation, hydrogen production, refueling infrastructure, and energy storage within a context of holistic energy utilization and coastal environmental conservation. The endeavor is poised to make substantial environmental contributions by curbing approximately 309,400 tonnes of carbon dioxide emissions annually, along with mitigating 562.6 tonnes of sulfur dioxide and 1,125.3 tonnes of nitrogen dioxide. Noteworthy for its dual emphasis on technological innovation and ecological sustainability, this project heralds a promising step towards greener energy practices in China.