Polypropylene (PP) ndi amodzi mwa ma thermoplastics omwe amagwiritsidwa ntchito kwambiri padziko lonse lapansi, omwe amagwiritsidwa ntchito potengera kulongedza, nsalu, zida zamagalimoto, ndi zinthu za ogula. Kusinthasintha kwake, kukana kwamankhwala, komanso kukwera mtengo kumapangitsa kuti ikhale yosankha m'mafakitale onse. Ku Jushuo Packaging, timakhazikika pakusintha ma polypropylene kukhala zingwe zapamwamba kwambiri za PP zopangira ma CD. Bukuli likuwunika momwe ma polypropylene amagwiritsidwira ntchito, kuyambira pakuyika ndi zomangira mpaka zida zamagalimoto, nsalu, ndi ntchito zamankhwala. Kumvetsetsa momwe zinthu zimagwirira ntchito komanso momwe zimagwiritsidwira ntchito kumathandizira akatswiri ogula zinthu kuzindikira chifukwa chomwe PP strapping imapereka mphamvu, kusinthasintha, komanso kutsika mtengo pazosowa zawo zonyamula.