The 2014 Guangdong Province Seminar led by Sunbond Optix with the co-organizer - Hong Kong Optical Manufacturers Association on October 15th, 2014 at Dongguan Castfast Hotel.
2014 Guangdong Province Seminar
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The 2014 Guangdong Province Seminar led by Sunbond Optix with the co-organizer - Hong Kong Optical Manufacturers Association on October 15th, 2014 at Dongguan Castfast Hotel.
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