Funding for this research was provided by:
National Natural Science Foundation of China (71811540414, 71702072, 71573115)
China Scholarship Council (201506840098)
Ministry of education of Humanities and Social Science Planning Fund (18YJA630008)
Natural Science Foundation for Jiangsu Institutions grant numbers (BK20170810)
Alberta Innovative - Technologies Future (N/A)
National Social Science Fund of China (19BJY094)
China Scholarship Council (201806830105)
Fundamental Research Funds for the Central Universities (56XBB19001)
Article History
Received: 2 May 2019
Accepted: 23 September 2019
First Online: 12 November 2019