Faʻailoaina le Membrane Separation Nitrogen Generator mai Shanghai Lianfeng Gas Co., Ltd., o se taʻutaʻua gaosi oloa, faʻatau, ma fale gaosi oloa i Saina. O lenei fa'ato'aga fa'ato'aga fa'ato'aga e fa'aogaina le tekonolosi fa'amama vavao e tu'u lelei ai le kasa fa'amama maualuga. Faʻatasi ai ma se faʻataʻitaʻiga faʻapitoa ma faʻatinoga faʻatuatuaina, e fetaui lelei mo le tele o faʻaoga i pisinisi e pei o mea tau eletise, afifiina o meaʻai, vailaʻau, ma isi mea. O le afi eletise e ofoina atu se fofo taugofie ma malosi mo le gaosiga o le nitrogen i luga ole laiga, faʻaitiitia ai le manaʻomia mo pusa kasa masani poʻo le tuʻuina atu o le nitrogen vai. Faatasi ai ma se tautinoga i le lelei ma le faamalieina o tagata faatau, Shanghai Lianfeng Gas Co., Ltd. faʻamautinoaina o loʻo faʻamalieina e le latou afi eletise tulaga maualuga o alamanuia mo le faʻatinoga ma le faʻamaoni. Fa'alagolago i Shanghai Lianfeng Gas Co., Ltd. e avea ma au fa'atau oloa mo fofo fa'atupuina fa'amatu'u maualuga.