Shanghai Lianfeng Gas Co., Ltd ke moetsi ea ka sehloohong, mofani oa thepa le feme ea lijenereithara tsa khase ea nitrogen naheng ea China. Lijenereithara tsa rona tsa khase ea naetrojene li entsoe ho latela molao-motheo oa ho arola naetrojene moeeng ka mokhoa o bitsoang Pressure Swing Adsorption (PSA). Theknoloji ena e tsoetseng pele e re lumella ho hlahisa khase ea naetrojene e hloekileng bakeng sa lisebelisoa tse sa tšoaneng tsa indasteri. Ka ho tsepamisa maikutlo holima boleng le boqapi, re thehile lijenereithara tsa khase ea naetrojene tse tšepahalang, tse sebetsang hantle le tse bolokang chelete e ngata. Lijenereithara tsa rona li entsoe ho fana ka phepelo ea khase ea naetrojene e tsitsitseng le e batloang khafetsa, ho felisa tlhoko ea meqomo ea khase ea naetrojene e tloaelehileng le ho fokotsa litšenyehelo tsa ts'ebetso. Shanghai Lianfeng Gas Co., Ltd., re ikemiselitse ho fa bareki ba rona litharollo tsa morao-rao tsa tlhahiso ea khase ea naetrojene tse fihlelang litlhoko tsa bona tse ikhethileng. Lijenereithara tsa rona tsa khase ea naetrojene li etselitsoe liindasteri tse fapaneng tse kenyelletsang lijo le lino, meriana, lisebelisoa tsa elektroniki le tse ling. Khetha Shanghai Lianfeng Gas Co., Ltd. e le molekane oa hau eo u mo tšepang bakeng sa lijenereithara tsa khase ea naetrojene tsa boleng bo holimo tse fanang ka ts'ebetso le boleng bo ikhethang.