Nyob zoo cov neeg siv khoom, kab tias koj tau pom tias lub peev txheej tsis ntev los no tau muaj qee cov tuam txhab tsim khoom lag luam, thiab cov khoom lag luam ntawm cov tuam txhab tsim khoom hauv qee qhov kev lag luam yuav tsum ncua sijhawm. Ib qho ntxiv, Suav Mi

Tshawb nrhiav cov ncauj lus qhia tseem ceeb rau kev ntsuas qhov zoo ntawm PVC cov ntawv. Kawm paub siv cov kev kuaj xyuas zoo, xws li hnov ​​tsw, elasticity, kom ntseeg tau tias koj yuav cov khoom lag luam siab, ruaj khov PVC cov khoom lag luam.