The project is located in Liaocheng, Shandong. The system adopts 6KV access, the energy storage scale is 9.5MW/9.5MWH, and 40-foot and 20-foot containerized energy storage systems are used. u The project belongs to the first batch of energy storage demonstration projects in Shandong, targeting the grid frequency regulation service market. u The project started design planning in October 2021, and has been completed and connected to the grid in April 2022.