Txheeb xyuas cov cim ntawm cov saw:
1. Seb lub ntsej muag saw puas yog tawg, tawg, los yog puag.
2. Seb ib lub nplhaib sib txawv tau deformed lossis tig, embroidered.
3. Txawm hais tias lub tib lub nplhaib ntawm cov saw yog tawg, puas ntsoog lossis hnav ntau dhau.
4. Seb qhov sib koom tes yog qhov xoob thiab deform.
5. Txawm hais tias muaj suab nrov txawv txav los yog lub suab kev co thaum lub sijhawm ua haujlwm, thiab seb cov saw puas nyob zoo.
Peb txhua tus paub tias muaj ntau ntau yam kev faib tawm ntawm nqa cov saw hauv lub khw. Raws li peb txhua tus paub, tus nqi thiab qhov zoo yog qhov sib luag ncaj qha.
Lub saw zoo zoo yog txiav txim siab los ntawm nws cov tsos thiab tawg quab yuam. Tam sim no, cov saw hlau hauv khw ua lag luam tsis sib luag. Qee cov chaw tsim khoom yuav txo cov khoom thev naus laus zis hauv kev txiav txim siab ua kom cov saw muag pheej yig dua. Yog tias koj xaiv cov qib zoo G80 nqa saw lossis hoisting saw hlau, nws raug nquahu kom xaiv peb lub Hoobkas, cov kws tshaj lij ntawm cov khoom ua ke.
