Shanghai Lianfeng Gas Co., Ltd., moetsi ea ka sehloohong le mofani oa thepa ea karohano ea khase le lisebelisoa tsa tlhoekiso Chaena, e fana ka ts'ebetso ea Pressure Swing Adsorption (PSA). Theknoloji ena e tsoetseng pele e sebelisoa haholo bakeng sa ho arola likhase tse kang oksijene, naetrojene le carbon dioxide moeeng, ho hloekisa hydrogen, le lisebelisoa tse ling tsa indasteri. Ka lilemo tse fetang 20 tsa boitseanape indastering ea khase, Shanghai Lianfeng Gas Co., Ltd. e fana ka theknoloji ea morao-rao lisebelisoa tsa bona tsa ts'ebetso ea PSA, e fanang ka lihlahisoa tsa boleng bo holimo tse sebetsang hantle, tse tšepahalang le tse fihlelang litlhoko tse ikhethang tsa kopo ka 'ngoe. E le fektheri ea lisebelisoa tsa PSA Chaena, Shanghai Lianfeng Gas Co., Ltd. e hlokomela litlhoko tse fapaneng tsa bareki sebakeng sa heno le lefatšeng ka bophara, e fana ka litharollo tse ikhethileng tse eketsang boleng le ho fokotsa litšenyehelo. Ka ho tsepamisitse maikutlo holim'a boleng, polokeho le botsitso, lisebelisoa tsa ts'ebetso tsa PSA tsa Shanghai Lianfeng Gas Co., Ltd. ke khetho e nepahetseng bakeng sa liindasteri tse fapaneng.