Qi, Xin
Yu, ZhuoXi
Funding for this research was provided by:
Guangdong Planning Office of Philosophy and Social Science (GD18CYJ08;GD18XGL26)
Major Program of National Fund of Philosophy and Social Science of China (18CTQ032)
Guangdong Polytechnic of Science and Technology Research Project (XJPY2018006;XJMS2018006)
Article History
Received: 4 September 2019
Accepted: 23 January 2020
First Online: 30 January 2020
Competing interests
: The authors declare that they have no competing interests.