1. Kev ruaj ntseg PVC pem teb yog ua los ntawm PVC raw cov ntaub ntawv rau lub raj mis mis thiab kho mob infusion teeb, tsis muaj tshuaj lom, "0" formaldehyde.Nyob rau tib lub sijhawm, txawm tias nws yog cov txheej txheem foaming lossis lwm yam txheej txheem ntawm PVC flooring, nws elasticity zoo heev, uas tuaj yeem ...
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