About the Authors

Yuanyuan Du

Roles Methodology, Writing – original draft

yuanyuan19921003@163.com

Affiliation Henan Polytechnic Institute, School of Economics and Trade, Nanyang, Henan, China

Ye Tian

Roles Investigation, Writing – review & editing

Affiliation Henan Polytechnic Institute, School of Economics and Trade, Nanyang, Henan, China

Competing Interests

The authors have declared that no competing interests exist.