1. Guangxi Key Laboratory of Intelligent Control and operation and Maintenance of Power Equipment Electric Power Research Institute of Guangxi Power Grid Co., Ltd. Nanning,Guangxi,China
2. Guangxi Power Grid Equipment Monitoring and Diagnosis Engineering Technology Research Center Electric Power Research Institute of Guangxi Power Grid Co., Ltd. Nanning,Guangxi,China
3. Guagnxi Power Grid Co. Nanning,Guangxi,China