Ku China kuli opanga PVC oposa 70. Aliyense ali ndi makhalidwe akeake. Chemdo amadziwa bwino ngati aliyense angathe kutumiza kunja, mtengo, njira yolipirira, mtundu, mbiri ndi liwiro la kutumiza.
Tikudziwa bwino za mtengo wa PVC ku China komanso zomwe zikuchitika chaka chilichonse, chifukwa chake, titha kuthandiza makasitomala kusankha bwino komanso mwachangu zinthu zabwino zomwe zikugwirizana nawo, komanso titha kuthandiza makasitomala kuyankha mafunso aliwonse okhudza PVC ku China.