An bude bikin baje koli na kasa da kasa na Optoelectronics na kasar Sin a ranar 6 ga watan Satumba mai girma a birnin Shenzhen. Wurin baje kolin ya kai murabba'in murabba'in mita 240,000, tare da masu baje kolin 3,000+ da kuma ƙwararrun baƙi 100,000. A matsayin bellwether ga masana'antar optoelectronics, nunin brin ...
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