Hei whakamārama, ko te Ruidao New Material Co., Ltd. i Shandong e tuku ana i ngā mahi whakarite mō ngā mea whero kai iwi e pai ana ki te whiuwhiu i ngā taiao hēhē, pūmau i te wai, rānei ko ngā taiao āpure rākau. Ki te whakamahi i ngā tohu whero kai iwi nui rawa atu hei hanga i ngā whakaritenga whakarite mō ngā ratonga moana, tai pari, motokā, me ngā whakahaere pūnaha. E ai ki ngā kaupapa whiuwhiu whakarite, e hanga ana ngā mea whero kai iwi i ngā momo whero kai iwi nui rawa atu, pērā i ngā 5052, 5083, me te 6061, hei whakatū ki te kawe i te urupa whiuwhiu anō o te whero kai iwi, e noho ana hei paetaki matua mo te korikori me te whakapae. Hei whakamahere tuatahi, e tuku ana te kāwanatanga i ngā whakawhanake ā-pūtanga, pērā i te anodizing (ka taea te anodizing nui mō ngā wā hēhē), te whakawhanake electrophoretic, me te fluorocarbon spraying, ka whakangungu ake i te whero kai iwi i roto i te wai mata, i ngā mea āpure, me ngā whakamamae ā-ātea. Ka noho pūmau ngā mea nei i te whakapono tuhituhi me te pai ake tonu i ngā wā hēhē, i ngā whenua tai pari, rānei i ngā wāhi pūnaha e whiuwhiu ana i ngā rākau āpure. Ko te whakamātau nui rawa, pērā i ngā whakamātau wai mata me ngā aromatawai huhipu, hei whakamana i ngā ture whiuwhiu whakarite o te ao whānui. Ki te whakapai i ngā tohu whero kai iwi pai, i ngā whakawhanake nui, me ngā mahi hanga tikanga, ka tukuna e te Ruidao i Shandong ngā whakarite whero kai iwi e tiakina ana te tirotiro me te oranga o muri i te whakahaere, ka whakatīnana i te wā o te whakahaere, me te iti iho i ngā raute whakatupu mō ngā kaiwhakahaere i roto i ngā taiao whiuwhiu.