1. Data Intelligence Engineering Research Institute, Powerchina Sichuan Electric Power Engineering Co., LTD.,Chengdu,China
2. State Grid Sichuan Electric Power Company,Development Planning Department,Chengdu,China
3. Powerchina Sichuan Electric Power Engineering Co., LTD,Chengdu,China
4. Power Transmission and Inspection Center, State Grid JiuQuan Power Supply Company,Chengdu,China