Me ka ʻoi aku o 22 mau makahiki o ka ʻike i ka alumini alloy r&d a me ka hana ʻana, a me ke kākoʻo ʻenehana ikaika. Quzhou Aoyin metala Co,.Ltd. ua lilo i hoʻokahi o nā ʻoihana 10 kiʻekiʻe loa ma ka hana ʻana o ka pā alumini a Kina, me 313 mau loea loea a me ka mana makahiki o 860,000 tons.
ʻOi aku ka nui o nā laina hana 20 o AOYIN i hoʻomohala kūʻokoʻa e Kelemania, South Korea, Italia, a ʻoi aku ma mua o 60 mau mea hana hana nui, 3300mm ākea "1 + 1" laina hana ʻōwili wela, hoʻomohala kūʻokoʻa (1 + 4) laina hana ʻōwili wela. , hiki ke hoʻohana nui ʻia. Hoʻopili ʻia ka nui o nā huahana a me nā pae lako i nā pono pilikino o nā mea kūʻai aku, a loaʻa nā ʻano koho a me nā ʻano like ʻole. ʻO ka mānoanoa machinable he 0.01-300mm a ʻo ka laulā he 11-3100mm. Hiki iā ia ke hoʻomaopopo i ka hana maʻamau.