Momwe mitundu ya laser, zolinga zolembera, ndi kusankha kwazinthu kumakhudzira chizindikiro chachitsulo.Laser chosema zitsulo ndi barcode, manambala siriyo, ndi logos ndi otchuka kwambiri cholemba ntchito pa onse CO2 ndi CHIKWANGWANI laser machitidwe.Chifukwa cha moyo wawo wautali wogwira ntchito, kusowa kosamalira kofunikira komanso ...