Lub tshuab xaws ntug yog ib lo lus dav dav rau ntau yam khoom siv xaws, thiab yog ib lub luag haujlwm tseem ceeb tshaj plaws hauv tsev neeg ntawm lub tshuab xaws auxiliary.
Lub tshuab xaws ntug feem ntau suav nrog plaub hom: ob chav crimping tshuab, triple crimping tshuab, folding tshuab, thiab hemming tshuab.
