Semurwi wemakore makumi mana muNingbo, iyo hubhu yepasi rose yemajekiseni ekuumba muchina, isu takagadzira PET preform jekiseni michina inotsanangura kusimba, kushanda nesimba, uye mutengo-kubudirira. Iri gwaro rehunyanzvi rinocheka neindasitiri jargon kubatsira vatengi vepasirese (kubva pakudya & chinwiwa, zvizoro, uye zvikamu zvekurongedza) sarudza muchina wakakodzera-uyo unoburitsa zvinogara zvichibuda, inoderedza nguva yekuderera, uye inowedzera kudzoka pakudyara …