During 26 – 28 September 2002, International Optoelectronic Expo 7 Forum (IOEF), planned and organized by IMCC, was held in the Weifang city of Shandong Province.
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During 26 – 28 September 2002, International Optoelectronic Expo 7 Forum (IOEF), planned and organized by IMCC, was held in the Weifang city of Shandong Province.
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