Funding for this research was provided by:
National Key Research Program of China (2016YFC0105102)
National Natural Science Foundation of China (61403368)
Union of Production, Study and Research Project of Guangdong Province (2015B090901039)
Natural Science Foundation of Guangdong Province (2014A030312006)
Technological Breakthrough Project of Shenzhen City (JSGG20160229203812944)
Shenzhen High-level Oversea Talent Program Grant (KQJSCX20160301144248)
Shenzhen Fundamental Research Project (JCYJ20170413162458312)
Article History
Received: 8 March 2018
Accepted: 23 May 2018
First Online: 5 June 2018