Ukuza kuthi ga ngoku, iChina yongeze i-3.26 yezigidi zeetoni zomthamo omtsha wemveliso, ukwanda kwe-13.57% unyaka nonyaka. Kuqikelelwa ukuba umthamo omtsha wokuvelisa uya kuba yi-3.91 yezigidi zeetoni kwi-2021, kwaye umthamo opheleleyo wokuvelisa uya kufikelela kwi-32.73 yezigidi zeetoni / ngonyaka. Kwi-2022, kulindeleke ukuba yongeze i-4.7 yezigidi zeetoni zomthamo omtsha wemveliso, kwaye umthamo wonyaka wemveliso uya kufikelela kwi-37.43 yezigidi zeetoni / ngonyaka. Ngo-2023, i-China iya kuzisa elona nqanaba liphezulu lemveliso kuyo yonke iminyaka. / Unyaka, ukunyuka konyaka-ngonyaka we-24.18%, kunye nenkqubela phambili yemveliso iya kuncipha ngokuthe ngcembe emva kwe-2024. Kuqikelelwa ukuba i-China iyonke imveliso ye-polypropylene iya kufikelela kwi-59.91 yezigidi.
