Akụkọ ụlọ ọrụ

  • Laser Anti-counterfeiting Technology for Mask

    Laser Anti-kanta na teknụzụ maka nkpuchi

    Kemgbe ntiwapụ nke COVID-19, ihe nkpuchi abụrụla ihe dị onye ọ bụla mkpa kwa ụbọchị. Otú ọ dị, nnukwu ọdịiche dị mkpa mere ka ụfọdụ ndị na-ere ahịa iwu na-akwadoghị jiri ya mee ihe, ọnụ ọgụgụ dị ukwuu nke ihe mkpuchi dị ala abanyela n'ahịa ahụ. Okwu metụtara "fake masks ...
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