Ma ke ʻano he mea hana nui, mea hoʻolako, a me ka hale hana ma Kina, haʻaheo ʻo Shanghai Lianfeng Gas Co., Ltd. i ka hoʻolauna ʻana i kā mākou kolamu hoʻokaʻawale ea kiʻekiʻe. ʻO kā mākou ʻenehana kiʻekiʻe a me kā mākou loea i ka ʻoihana kinoea ua ʻae iā mākou e hoʻomohala i kahi huahana hilinaʻi a kūpono hoʻi e hoʻokō i nā pono o nā noi ʻoihana like ʻole. Hoʻolālā ʻia kā mākou kolamu hoʻokaʻawale ea e hoʻokaʻawale i ka ea lewa i loko o kāna mau mea mua, e like me ka nitrogen, oxygen, a me argon, ma o ke kaʻina hana o ka cryogenic distillation. ʻAe kēia i ka hana ʻana i nā kinoea maʻemaʻe kiʻekiʻe e pono ai no ka nui o nā kaʻina hana ʻoihana, me ka hana kila, ka hana kemika, a me ka mālama olakino. Me ka nānā ʻana i ka maikaʻi a me ka hilinaʻi, ua kūkulu ʻia kā mākou Air Separation Column e hoʻokō i nā kūlana ʻoihana koʻikoʻi, e hōʻoiaʻiʻo ana i ka hana mau a me ka lōʻihi mau loa. Hoʻolaʻa mākou i ka hāʻawi ʻana i kā mākou mea kūʻai aku i nā huahana a me nā lawelawe maikaʻi loa, a ʻo kā mākou Air Separation Column kahi kumu nui o kā mākou kūpaʻa i ka maikaʻi i ka ʻoihana kinoea. E kelepona mai iā mākou i kēia lā e aʻo hou aʻe e pili ana i kā mākou Air Separation Column a pehea e pōmaikaʻi ai kāu hana.