Volume 43 Issue 2

¹Information Center of China Southern Power Grid Yunnan Power Grid Co., Ltd., Yunan, 650000, China

²China Southern Power Grid Power Grid Group, Co., Ltd., Guangdong Province, 510000, China

¹College of Water Conservancy Engineering, Guangdong Polytechnic of Water Resources and Electric Engineering, Guangzhou 510635, China

¹Handan University, Handan, 056005, China

¹School of Tourism Management and Convention and Exhibition, Henan University of Economics and Law,Zhengzhou, 450046，china

²School of Management and Economics, North China University of Water Resources and Electric Power, Zhengzhou, 450046, China

¹School of Tourism Management and Convention and Exhibition, Henan University of Economics and Law,Zhengzhou, 450046，china

²School of Management and Economics, North China University of Water Resources and Electric Power, Zhengzhou, 450046, China

¹Department of General Courses, Xi’an Traffic Engineering University, Xi’an 710300, Shaanxi, China

¹Northeast Electric Power University, Jilin City, Jilin Province, 132000, China

¹Department of Science and Technology Innovation Services, Beijing Jingbei Vocational College, Huairou 101400, Beijing, China

²Department of Health and Wellness, Beijing Jingbei Vocational College, Huairou 101400, Beijing, China

¹Chengdu Academy of Fine Arts, Sichuan Conservatory of Music, Chengdu 610000, Sichuan, China

¹School of Finance and Economics, Wanjiang University of Technology, Maanshan 243031, Anhui, China