Umnatha wokuwelda wenziwa ngomgangatho ophantsi wekhabhoni yentsimbi yocingo ukuwelda, kwaye emva koko ucwecwe olubandayo (i-electroplating), i-plating eshushu, i-PVC yeplastiki yokwaleka umphezulu wokudlula, unyango lweplastiki, inqanaba lomphezulu womnatha, iyunifomu ye-mesh, i-solder joint firm, ukusebenza kwe-machining yendawo. umhle, mhlekazi...
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