2017 Hong Kong Optical Fair 2017 FuZhou National Ophthalmology Academic Conference 2017 Beijing Optical Fair 2017 Shanghai Optical Fair 2016 Beijing Optical Fair 2016 Shanghai Optical Fair 2015 Beijing Optical Fair 2015 Shanghai Optical Fair 2014 Beijing Optical Fair 2014 Xi'an Ophthalmology Congress 2014 Shanghai Medical Exhibition 2014 Shanghai Optical Fair 2013 Xiamen Medical Exhibition 2013 Shanghai Optical Fair 2012 Hong Kong Optical Fair 2012 Beijing Optical Fair 2011 Hong Kong Optical Fair 2011 Beijing Optical Fair 2011 Guangzhou Ophthalmology Congress 2011 Shanghai Optical Fair 2010 Hong Kong Optical Fair 2010 Beijing Optical Fair 2009 Chongqing Ophthalmology Congress 2009 Beijing Optical Fair