On March 27, the Beijing Municipal Bureau of Economy and Information Technology issued a notice soliciting public comments on the "Beijing Hydrogen Energy Industry Standard System (Draft for Comments)." The notice stated that by 2027, a relatively comprehensive hydrogen energy industry standard system will be established in Beijing, with continuous improvement in the linkage between standards and industrial technological innovation, and the key links in the industry chain will be basically connected. Enterprises will be encouraged to actively participate in the formulation and revision of more than 5 international standards, deeply engage in the formulation and revision of more than 20 national and industry standards, and lead the formulation and revision of more than 30 local and group standards, providing strong support for the development of Beijing's hydrogen energy industry.