中國平安20周年慶
Ping An 20th Anniversary
華中大學市校合作招聘會
Huazhong University City University cooperation recruitment fair
電力行業信息化年會
Annual meeting of power industry informatization
全國電工儀表展
National Electrical Instrument Exhibition
全國電工儀器儀表标準大會
National Conference on electrical instrument standards
