Mabhizimusi ekugadzira emudzimba mahombe e calcium carbide PVC anosimudzira hurongwa hwekusimudzira hupfumi hwedenderedzwa, kuwedzera nekusimbisa indasitiri yeindasitiri ine calcium carbide PVC semusimboti, uye kuyedza kuvaka yakakura maindasitiri cluster inobatanidza "marasha-magetsi-munyu" Parizvino, masosi ezvigadzirwa zvevinyl vinyl muChina zviri kusimukira munzira dzakasiyana-siyana, iyo yakavhurawo nzira nyowani yekutengwa kwezvigadzirwa zvePVC indasitiri.Domestic coal-to-olefins, methanol-to-olefins, ethane-to-ethylene uye mamwe maitiro emazuva ano akaita kuti kupa kwe ethylene kuwanda.
