Railway workers take part in a maintenance training program at Jiexiu Station, operated by China Railway Taiyuan Group, in Jiexiu, Shanxi province. Such on-site training is aimed at enhancing staff operational proficiency and reinforcing rigorous safety protocols for daily railway operations. As a first-class station and critical coal transport hub on the South Datong-Fenglingdu Railway, Jiexiu handles massive volumes of energy cargo, playing a vital role in safeguarding the nation's energy supply chain.