Ua holomua ʻo Aopoly i ka laina hana o ka polypropylene filament fiber a he mau makahiki o ka ʻike hana, nā lako hoʻāʻo maʻalahi, ʻenehana holomua, lawelawe papa mua.ʻO Dope dyed polypropylene (PP) yarn a me ke kiʻekiʻe polypropylene PP filament yarn kā mākou huahana nui, akā ʻaʻole i kaupalena ʻia i ka PP Flat yarn (ʻelua Normal Tenacity a High Tenacity), PP Anti-aging yarn, Twisting Hollow PP yarn, PP Fluorescent yarn , PP ʻili liʻiliʻi, PP ʻili ahi-retardant, PP Profiled yarn, etc.