Ma tchipisi a polyester a "JADE" Brand Copolyester "CZ-302L" ndi oyenera kupanga mabotolo opakira madzi oyera, madzi amchere achilengedwe, madzi osungunuka, madzi akumwa, zotengera zokometsera ndi maswiti ndi zinthu za PET etc. Kukhuthala kwamkati ndi kotsika pang'ono kuposa "CZ-302"
Mtundu wa chinthucho uli ndi zitsulo zochepa zolemera, acetaldehyde yochepa, mtundu wabwino. Kukhuthala kokhazikika. Ndi njira yapadera yopangira komanso ukadaulo wapamwamba wopanga, chinthucho chili ndi zinthu zabwino kwambiri zokonzera, kutentha kochepa kokonza, kugwiritsa ntchito bwino kwambiri, kuwonekera bwino komanso kuchuluka kwa zinthu zomalizidwa. Popanga mabotolo, chinthucho chimakhala ndi kuwonongeka pang'ono komanso acetaldehyde yochepa. Ngakhale kuti chimaonetsetsa kuti chili ndi chitetezo komanso ukhondo, chimatha kusunga kukoma kwapadera kwa madzi oyera, madzi amchere ndi madzi osungunuka.
