Mai i te tau 2010 ki te 2014, tata ki te 1 miriona taranata te rahinga kaweake PVC o Haina ia tau, engari mai i te 2015 ki te 2020, ka heke te rahinga kawe PVC o Haina ia tau.I te tau 2020, tata ki te 800000 tone PVC i kaweake e Haina, engari i te tau 2021, na te paanga o te mate urutaru o te ao, ka noho a Haina te kaihoko PVC nui o te ao, me te rahinga kaweake neke atu i te 1.5 miriona taranata.
I te wa kei te heke mai, ka whai waahi nui a Haina ki te kawe PVC ki te ao.