Daga 2019 zuwa 2023, matsakaicin girma na shekara-shekara na ƙarfin samar da PVC ya kasance 1.95%, kuma ƙarfin samarwa ya karu daga ton miliyan 25.08 a cikin 2019 zuwa ton miliyan 27.92 a 2023. Kafin 2021, dogaro da shigo da kayayyaki koyaushe ya kasance kusan 4%, galibi saboda rashin tsadar kayan masarufi da kuma wahalar maye gurbin wasu manyan kayayyaki.

A cikin shekaru uku na 2021-2023, samar da PVC ya karu, yayin da shigo da kaya kuma ya karu da sauri, saboda wasu na'urori na waje sun lalace saboda karfin majeure, kayan aiki ya shafi, kuma farashin ba shi da wata fa'ida ta fa'ida, kuma dogaro da shigo da kayayyaki ya ragu. kasa da 2%. A sa'i daya kuma, tun daga shekarar 2021, kasuwar PVC ta kasar Sin ta kara habaka cikin sauri, kuma bisa fa'idar farashi, Indiya, kudu maso gabashin Asiya da sauran kasashe sun samu tagomashi, kuma yanayin fitar da kayayyaki na PVC na kara yin tasiri a kasuwannin cikin gida. Ƙarfafa ƙarfin haɓakar kayan ethylene da sauri yana da adadi mai yawa, don haka yana haɓaka gasa tsakanin calcium carbide da samfuran sarrafa ethylene. Daga hangen nesa na rarraba sabbin damar samar da kayayyaki, sabon karfin samar da kayayyaki a shekarar 2023 ya fi maida hankali ne a Shandong da Kudancin kasar Sin.

2023 na shekara-shekara ikon samar da iya aiki bisa ga bambance-bambancen tsari, yafi mayar da hankali a cikin kamfanonin calcium carbide, da lissafin 75.13% na kasa samar da makamashi, saboda kasar Sin kasa ne da mafi yawan kwal da kuma rage man fetur, kuma mafi yawa ana rarraba kwal a yankin arewa maso yamma. arewa maso yamma ta dogara ne da arzikin kwal, albarkatun carbide na calcium, kuma masana'antu galibi an haɗa su da kayan tallafi, don haka ƙarfin samar da PVC a yankin arewa maso yamma yana da girma. Arewacin kasar Sin, Gabashin kasar Sin, Kudancin kasar Sin a cikin 'yan shekarun nan, sabon ƙarfin shine yawancin ƙarfin samar da ethylene, saboda bakin teku, sufuri mai dacewa, shigo da albarkatun kasa da sufuri.

Ta fuskar yanki, yankin arewa maso yamma har yanzu yana matsayi na farko da ton miliyan 13.78 na iya samarwa. Bisa sauye-sauyen da aka samu a yankin, kasar Sin ta Kudu ta kara ton 800,000 don kara gibin bukatu na gida, bisa haka, an rage yawan albarkatun da ake samu a Arewacin kasar Sin zuwa kasuwannin kudancin kasar Sin, Arewacin kasar Sin ya kara da tarin kayan aiki tan 400,000 kawai, da sauran yankuna. ba su da sabon iya aiki. Gabaɗaya, a shekarar 2023, kudancin Sin, Arewacin Sin da arewa maso yammacin kasar Sin ne kadai za su iya samar da kayayyakin noma, musamman a kudancin kasar Sin, inda karuwar karfin samar da kayayyaki ya fi yin tasiri sosai. Sabuwar karfin a cikin 2024 zai kasance a Gabashin China.

Daga shekarar 2019 zuwa 2023, karfin masana'antar PVC na kasar Sin ya ci gaba da habaka, sakamakon karuwar yawan kayayyakin da ake samarwa a shekara a cikin 'yan shekarun nan, karfin samar da PVC na cikin gida ya ci gaba da habaka, 2019-2023 shekaru biyar na fadada karfin tan miliyan 2.84.

Sakamakon sauye-sauyen da aka samu a fannin fadada karfin ikon kasar Sin, da tsarin samar da kayayyaki da bukatu na ketare, da jigilar kayayyaki da sauran abubuwa da alamomi, kayayyakin da kasar Sin ke shigo da su sun ragu ci gaba, kuma ana sa ran dogaro da shigo da kayayyaki zai ragu zuwa kashi 1.74% a shekarar 2023. karuwar wadata a cikin gida, inganta ingancin samfur, gibin samar da kayayyaki na gida na gaba zai ragu a hankali.