Beijing, March 31 (Youth.cn) - On March 27, 2025, in the coastal waters of Yantai, Shandong Province, China's first integrated marine hydrogen-ammonia-methanol project was completed and has officially entered the commissioning phase. As the country's first full-chain demonstration project encompassing offshore hydrogen production, storage, transportation, and application, it marks a significant breakthrough in China’s marine hydrogen energy development, providing corner stones for the industry standard. Photo/CFP