Hong Kong is set to become a pioneer in hydrogen innovation with plans to legalize the use of hydrogen for vehicles by next year. This move aligns with efforts to reduce carbon emissions and establish the city as a showcase for China's hydrogen energy development. Secretary for Environment and Ecology Tse Chin-wan highlighted the importance of hydrogen as a key component of national energy sources, emphasizing its role in achieving carbon neutrality and enhancing Hong Kong's international competitiveness. The city's roadmap includes introducing new legislation in the hydrogen sector by 2025, with a focus on green hydrogen production from renewable sources to ensure minimal carbon footprint. Initiatives like hydrogen-powered buses, street washers, and trams are already in progress, showcasing Hong Kong's commitment to sustainable transportation solutions. To support these efforts, the government plans to establish different types of hydrogen energy certification based on international standards by 2027. By collaborating with mainland China and leveraging its unique advantages, Hong Kong aims to lead in hydrogen technology innovation and contribute to a greener, more sustainable future. The sentiment of the article is positive towards hydrogen, highlighting its potential to drive environmental progress and economic benefits in the region.