1. Tianjin Tianyuan Power Engineering Co., Ltd, Baodi Power Supply Branch, State Grid Tianjin Electric Power Company,Tianjin,China,301800
2. Electric Power Research Institute, State Grid Tianjin Electric Power Company,Tianjin,China,300384
3. Tianjin Sanyuan Electric Power Intelligent Technology Co.,Ltd, Tianjin Sanyuan Electric Power Group Co., Ltd,Tianjin,China,300409
4. Comprehensive Service Center, State Grid Tianjin Electric Power Company,Tianjin,China,300010
5. Tianjin TEDA Engineering & Design Co., Ltd,Substation Design Department,Tianjin,China,300453
6. Electric Power Research Institute, State Grid Shanxi Electric Power Company,Taiyuan,Shanxi,China,030001
7. Chengxi Power Supply Branch, State Grid Tianjin Electric Power Company,Tianjin,China,300190
8. Construction Branch, State Grid Tianjin Electric Power Company,Tianjin,China,300143
9. Training Center, State Grid Tianjin Electric Power Company,Tianjin,China,300170