Chikwama chamkati cha thumba mubokosi chimakhala ndi thumba lamafuta losindikizidwa ndi doko lodzaza mafuta lokonzedwa pa thumba la mafuta, ndi chipangizo chosindikizira chokonzedwa pa doko lodzaza; thumba lamafuta limaphatikizapo thumba lakunja ndi thumba lamkati, thumba lamkati limapangidwa ndi zinthu za PE, ndipo thumba lakunja limapangidwa ndi n ...
Pakadali pano, zonyamula zakumwa zozizilitsa kukhosi pamsika zimakhala ngati mabotolo a PET, zikwama zamapepala za aluminiyamu, ndi zitini. Masiku ano, ndi mpikisano wochulukirachulukira wa homogenization, kuwongolera ma CD kumathetsa ...
Kupanga ndi kugwiritsa ntchito matumba a mapepala a kraft ndi osakhala poizoni, osanunkhiza komanso osaipitsa, amakumana ndi mfundo zachitetezo cha dziko, amakhala ndi mphamvu zambiri komanso chitetezo chamthupi, ndipo pakali pano ali pa...