Nā kikoʻī huahana
Hoʻokumu ʻia ka ʻili me nā ʻano leʻaleʻa maikaʻi ma o ke kaha uea kino, i uhi ʻia me ka fluorocarbon a i ʻole ka anti-oxidation treatment, e pale aku ai i nā kukuna UV a me ka ʻakika kumu kumu. Ma nā wahi kahakai me ka noe paʻakai kiʻekiʻe, hiki i kona ola ʻana ke piʻi ma mua o 20 mau makahiki, aʻo ka hopena kiʻi uea metala e mālama i kona luster no ka wā lōʻihi. Hāʻawi ke kaʻina kaha kiʻi uea i ka ʻili i nā ʻano ʻano maikaʻi, me kahi leo kala-hina e hōʻike ana i ka māmā ikaika a me ka hoʻololi ʻana o ke aka ma nā kihi like ʻole o ka mālamalama, kūpono i nā ʻano ʻenehana hou a me nā ʻano minimalist, e hoʻonui ana i ka hohonu o ka facade. ʻAʻole hiki ke hōʻike i ka lepo ka leo hina hina, a ʻo ka ʻili kiʻekiʻe e hōʻemi i ka hōʻiliʻili o ka lepo, e kūpono ana i nā piʻi o ke kūlanakauhale paʻakikī. He kūpono ia no nā hale keʻena a me nā hale kūʻai kūʻai ma waho, e like me Shanghai Hongqiao Railway Station a me Kunming Changshui Airport papahana, e hui pū ana i ka pale hana me ka hoʻonaninani kiʻi. Hoʻohana ʻia ia ma nā wahi e koi ana i ke kūpaʻa ahi kiʻekiʻe a me ka pale ʻana i ka corrosion, e like me nā keʻena subway a me nā halemai, a hiki ke hoʻokō i nā pono kūikawā o nā hale hana uila me ka hoʻolālā anti-static. No nā hoʻolālā pā i waho o waho (e like me nā hōʻailona hoʻolaha a me nā hoʻonohonoho kiʻi), hiki i ka maʻalahi o nā paneli plastik alumini i nā ʻano paʻakikī.