Ho fihlela joale, Chaena e ekelitse lithane tse limilione tse 3.26 tsa bokhoni bo bocha ba tlhahiso, e leng keketseho ea 13.57% selemo le selemo. Ho hakanngoa hore bokhoni bo bocha ba tlhahiso e tla ba lithane tse limilione tse 3.91 ka 2021, 'me kakaretso ea bokhoni ba tlhahiso e tla fihla ho lithane tse limilione tse 32.73 ka selemo. Ka 2022, ho lebeletsoe hore e tla eketsa lithane tse limilione tse 4.7 tsa bokhoni bo bocha ba tlhahiso, 'me kakaretso ea bokhoni ba tlhahiso ea selemo le selemo e tla fihla ho lithane tse limilione tse 37.43 ka selemo. Ka 2023, Chaena e tla tlisa boemo bo phahameng ka ho fetisisa ba tlhahiso lilemong tsohle. /Selemo, keketseho ea selemo le selemo ea 24.18%, 'me tsoelo-pele ea tlhahiso e tla fokotseha butle-butle ka mor'a 2024. Ho hakanngoa hore kakaretso ea bokhoni ba tlhahiso ea polypropylene ea Chaena e tla fihla ho limilione tse 59.91.
