Cishe ngemva kwezinyanga ezi-3 zokuklama, ukuvulwa kwesikhunta, ukwenziwa kwebhodi, nokuhlelwa kwesampula komnyango we-R&D, isizukulwane esisha samasongo esilawuli kude se-LED ekugcineni saphuma.Kungashiwo ukuthi leli songo liye ladlula ebunzimeni kusukela ekuklanyeni kuya ekukhiqizeni, ngoba ...
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