Funding for this research was provided by:
the Creative Item of Innovative Team of Ministry of Education (IRT-13R63)
National Training Programs of Innovation and Entrepreneurship for Undergraduates (GCYS2016110001)
Training Programs of Innovation and Entrepreneurship for Undergraduates of of Minzu University of China (MCYS2017110007)
Article History
Received: 15 March 2018
Accepted: 31 July 2018
First Online: 9 August 2018
Ethics approval and consent to participate
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