1. State Grid Ningxia Electric Power Co., Ltd,Grid Planning and Development Research Center Economics and Technology Research Institute,Yinchuan,China
2. State Grid Ningxia Electric Power Co., Ltd,Grid Strategy Development Research Center Economics and Technology Research Institute,Yinchuan,China
3. State Grid Ningxia Electric Power Co., Ltd,Jing Yuan Power Supply Branch Gu Yuan Power Supply Company,Guyuan,China
4. Project Evaluation Center Economics and Technology Research Institute, State Grid Ningxia Electric Power Co., Ltd,Yinchuan,China