SA-3020 ndi makina odulira chubu la Economic, Makina okhala ndi mawonedwe a Chingerezi, Osavuta kugwiritsa ntchito, kungoyika kutalika ndi kuchuluka kwa kupanga, mukasindikiza batani loyambira, Makina amadula chubu basi, Ndiwothamanga Kwambiri Kuvula ndikusunga mtengo wantchito. kudula zipangizo zosiyanasiyana: kutentha shrinkable chubu, malata chubu, heavy ntchito chingwe, lathyathyathya riboni chingwe, PVC chitoliro, silikoni manja payipi, mafuta payipi, etc.