Peb-hnub Milan Optical Fair, Mido, tau xaus rau lub Tsib Hlis 2. Lub rooj nthuav qhia tau nyiam 22,000 tus neeg tuaj koom, uas yog ib feem peb ntawm cov khoom lag luam offline hauv 2019, thaum 660 tuam txhab koom nrog hauv qhov kev nthuav qhia no.Tus naj npawb ntawm cov neeg tuaj koom tsuas yog ib nrab ntawm 2019. Txawm hais tias tus naj npawb ntawm ...
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