Peb cov neeg ua haujlwm tau kawm zoo kom txawj siv thev naus laus zis rau lub tshuab ntim khoom siv tsis siv neeg + daim kab xev elastic nqaim. Nws tau ua pov thawj tas li tias nws tuaj yeem siv dav hauv daim teb thov ntawm Lwm Lub Tshuab Ntim Khoom.
Txij li thaum peb tsim los, peb tau hais txog qhov tseem ceeb ntawm thev naus laus zis hauv kev tsim khoom. Nws tau ua pov thawj tias kev siv cov thev naus laus zis siab tau ua kom cov txheej txheem tsim khoom sai dua thiab lav qhov kev ua tau zoo ntawm lub tshuab winding textile tshiab, ribbon daim kab xev winding tshuab. Tam sim no, cov khoom no feem ntau siv hauv thaj teb (s) ntawm Winding Machines.