Cov tawv nqaij tawv yog cov khoom siv hluavtaws tau dav hauv cov khoom tawv, thiab nws cov txheej txheem tsim khoom yog txawv ntawm cov tawv tawv. Nws yog feem ntau raws cov ntaub ntawv hluavtaws xws li PVC, PU, lossis EVA, thiab ua tiav cov nyhuv ntawm tawv los ntawm kev sim cov qauv thiab xav tias yog tawv tiag.
1. Cov khoom sib txawv: Cov tawv sib txawv yog tsim los ntawm cov tsiaj tsiaj, thaum ci tawv yog cov khoom siv hluavtaws ua los ntawm kev lag luam tsim.
2. Cov yam ntxwv sib txawv: Cov tawv sib txawv muaj cov tawv nqaij siab, tawv nqaij tawv, thiab cov tawv ci ntsa iab, yooj yim dua, thiab tswj hwm ntau dua li cov tawv.
3. Tus nqi sib txawv: Vim tias cov txheej txheem nyuaj ntawm tau txais cov tawv muaj txoj sia, tus nqi siab dua, thaum tus nqi ntawm cov tawv ci ntsa iab yog qis dua thiab tus nqi yog pheej yig.
