Faʻafeiloaʻi i Shanghai Lianfeng Gas Co., Ltd., o se taʻutaʻua taʻutaʻua, faʻatau oloa, ma le fale gaosi oloa faʻapipiʻi faʻamalosi eletise i Saina. O a matou faiga fa'atupu fa'aola e maua ai se tali fa'atuatuaina ma taugofie mo le tele o alamanuia, e aofia ai vaila'au, afifiina o mea'ai, mea tau eletise, ma isi mea. O a matou afi fa'ato'aga fa'atosina ua mamanuina e gaosia ai le kasa nitrogen maualuga-mama i luga o le 'upega tafa'ilagi, fa'ate'aina le mana'omia mo fa'ato'aga kasa nitrogen masani ma fa'aitiitia tau e feso'ota'i ma le teuina, felauaiga, ma le taulimaina. Faatasi ai ma se mamanu faʻapipiʻi ma faʻaoga-faʻaoga, e faigofie ona faʻapipiʻi ma faʻaogaina a tatou afi eletise, ma faʻaogaina lelei mo le tele o talosaga. I Shanghai Lianfeng Gas Co., Ltd., matou te tuuto atu i le tuʻuina atu o afi eletise faʻapipiʻi sili ona lelei e fetaui ma tulaga maualuga o alamanuia mo le faʻatinoga, lelei, ma le tumau. O la matou 'au fa'ainisinia ma tekinisia fa'apitoa e fa'amautinoa o lo'o fa'ata'atia lelei ma fa'ata'ita'iina afi afi ta'itasi e fa'aolaina ai le gaosiga fa'alagolago ma tumau pea le kasa. Filifili Shanghai Lianfeng Gas Co., Ltd. e fai ma au paaga fa'atuatuaina mo fa'ato'aga fa'ato'aga fa'atosina ma tofo i fa'amanuiaga ole fa'atupuina o le nitrogen i luga ole laiga mo lau pisinisi.