Cov khoom siv polyvinyl alcohol muaj lub npe tseg Wanwei tau raug paub ntau hauv qhov kev cawm tshuab rau kev tsim khoom zoo ib txwm thiab ua haujlwm tiag tiag. Cov khoom no feem ntau siv rau kev ntxig nyiaj, kev sau ntawv, kev sau khoom ntxig thiab kev tsim kho. Ua tsaug rau kev paub meej txog kev raug ntsing thiab kev coob ntsws, cov PVA thiab hom khoom uas muaj npe tseg Wanwei pab tsoom tshuab tsim khoom ntau. Rau kev sau khoom ntxig thiab kev ntxig, lawv muaj kev ntxig zoo thiab kev ruaj khov ntawm daim ntaub. Qhov kev raug rau nrog lwm yam khoom pab tau rau kev tsim kho kom raug rau txoj haujlwm nyiaj no. Rau cov neeg siv xav saib xyuas qhov hom khoom, kev xaum rau txoj haujlwm lossis kev sib koom ua ke, yuav tsum tau sau lossis hu rau peb kom paub meej meej txog yam khoom uas xav tau.