LINXIA, China, July 30, 2025 /PRNewswire/ -- At 20:32 on July 29th, with the completion of the entire start-up plan for the 110kV Beiyuan Substation, the first "multi-station integration" comprehensive energy system demonstration station integrating "photovoltaic + energy storage + charging" in Linxia Prefecture, Gansu Province, the Linxia...