1. Powerchina Sichuan Electric Power Engineering Co., LTD.,Power Grid Digital Design Department,Chengdu,China
2. State Grid Economic and Technological Research Institute Co., LTD.,Administration office,Beijing,China
3. Powerchina Sichuan Electric Power Engineering Co., LTD.,Geographic Information Center Department,Chengdu,China
4. Powerchina Sichuan Electric Power Engineering Co., LTD.,Power Grid budget Department,Chengdu,China