Thoj cov BOPP thiab PET films lub nrog rau hauv ib qab nyob, noj hais tias mus yuav tsum npaj hauv kev cai ntawm cov materials neeg, no yog mus ua rau hauv ib qab tus. Pog ntaub, cov BOPP films yog tau kev sib txhob thiab teb chaw los yog ib tug xovxwm muaj hauv food packaging, thib thov, cov PET films yog tau kev tsis tuag thiab clarity los yog ib tug xovxwm muaj hauv application qhia transparency thiab strength yog kawg. Cov ntsiab ntawd lwm ntawm cov duab films neeg mus ua rau hauv kev rooj material li yog tau noj hauv lawv tus txog lawv.