2018 HongKong Optical Fair
2018 AAO in USA
2018 China (Beijing) International Optics Fair
2018 China (Shanghai) International Optics Fair
2018 MIDO Optics Fair(Eyewear)
2018 MIDO Optics Fair(Equipment)
2017 HongKong Optical Fair(Eyewear)
2017 HongKong Optical Fair(Equipment)
2017 WENZHOU Optical Fair
2017 China (Beijing) International Optics Fair
2017 China (Shanghai) International Optics Fair
2017 MIDO Optics Fair
2016 HongKong Optical Fair
2016 China (Beijing) International Optics Fair
2016 China (Shanghai) International Optics Fair
2016 MIDO Optics Fair
2015 HongKong Optical Fair
2015 China (Beijing) International Optics Fair
2015 China (Shanghai) International Optics Fair
2015 MIDO Optics Fair
2014 AAO IN USA
2014 Hongkong Optical Fair
2014 China (Beijing) International Optics Fair
2014 MIDO Optics Fair
2013 Hongkong Optical Fair
2013 China (Beijing) International Optics Fair
2013 MIDO Optics Fair
2013 China (Shanghai) International Optics Fair
2012 Hongkong Optical Fair
2012 China (Beijing) International Optics Fair
2012 MIDO Optics Fair
2011 Hongkong Optical Fair
2010 MIDO Optics Fair
2010 China (Shanghai) International Optics Fair
2009 MIDO Optics Fair
2009 China (Shanghai) International Optics Fair
2008 China (Beijing) International Optics Fair
2008 MIDO Optics Fair
2007 China (Beijing) International Optics Fair
2005 MIDO Optics Fair