Three of China's most powerful economic ministries have jointly designated five major regional clusters as proving grounds for a new phase of hydrogen energy development — one that moves beyond laboratory demonstration into industrial-scale deployment. Spanning the country's geographic and economic breadth, from the northern Beijing-Tianjin-Hebei corridor to the western Xinjiang-Chengdu-Chongqing circle, the four-year program sets binding cost and adoption targets that treat hydrogen not as a curiosity but as a structural pillar of decarbonization. In doing so, China signals that the age of hy