A na-eji ihe eji eme ihe eji eme ihe na-eme ka akpa mkpuchi mkpuchi dị n'akụkụ nwere ihe mgbochi, nnabata okpomọkụ na akara. Nwere ike igbochi mmebi nri, gbochie oxidation nke vitamin na nri. N'ozuzu, họrọ multi-layer plastic composite, nkịtị gụnyere PET/AL/PE, PET/NY/PE, PET/MPET/PE, PET/AL/PET/ NY/AL/PE, PET/NY/AL/RCPP, elu okpomọkụ. akọrọ distillation akpa mmiri nri, wdg Plastic mejupụtara co-extrusion film, ga-mkpụrụ aluminum foil, n'ihi na aluminum foil nkwakọ akpa o nwere ezi ihe mgbochi. Mgbochi ikuku, igbochi ìhè anyanwụ, igbochi mmanụ, igbochi mmiri, ihe fọrọ nke nta ka ọ bụrụ ihe niile enweghị ike ịbanye; Aluminom foil akpa nwere ezigbo ikuku tightness; Nkwakọ ngwaahịa aluminom nwere ndò pụtara ìhè, mana nwekwara ezigbo nguzogide mmanụ na ịdị nro. Ọ na-ele anya ọkwa dị elu na nke a ma ama, na-enwe mmetụta mkpuchi dị mma. Enwere ike mechie ọnụ akpa ahụ, dị mfe iji megharịa ma nwee ike ime ka ngwaahịa dị n'ime ya ghara imetụta ngwa ngwa.