School of Business, Tianjin Polytechnic University, TJPU, Tianjin, China
School of Business, Tianjin Polytechnic University, TJPU, Tianjin, China
Copyright © Bo Li, Weihua Liu et al. This is
an open access article distributed under the Creative Commons Attribution
License, which permits unrestricted use, distribution, and reproduction in any
medium, provided the original work is properly cited.