Beijing, June 13 (Youth.cn) - On June 11, 2025, Changchun welcomed the debut of a hydrogen-powered cultural tourism tram on Hongqi Street. Named "Hydrogen Spring," this tram - a new energy medium and low-capacity rail transit equipment - was jointly developed by CRRC Changchun Railway Vehicles Co., Ltd. and Changchun Transportation Development Group Co., Ltd. Its distinctive exterior and retro interior design complement each other beautifully. Photo/CFP