Shanghai Lianfeng Gas Co., Ltd. yog cov chaw tsim khoom, chaw muag khoom, thiab lub Hoobkas ua kua nitrogen hauv Suav teb. Peb cov kua nitrogen yog tsim los siv cov cuab yeej siv siab heev thiab cov khoom xyaw zoo los xyuas kom meej qhov siab tshaj plaws purity thiab ua tau zoo. Peb cov kua nitrogen yog dav siv nyob rau hauv ntau yam lag luam xws li tshuaj, kev kho mob, khoom noj khoom haus, thiab semiconductor manufacturing. Nws yog feem ntau siv rau cryogenic khov, khaws cia, thiab kev thauj mus los ntawm cov qauv lom neeg, nrog rau kev kho cryotherapy thiab hauv kev tsim cov khoom siv hluav taws xob. Peb txaus siab rau peb txoj kev cog lus kom xa cov khoom zoo tshaj plaws thiab kev pabcuam tshwjxeeb rau cov neeg siv khoom. Nrog xyoo dhau los hauv kev lag luam, peb tau txais lub koob npe nrov rau kev ntseeg siab thiab kev ua tau zoo. Peb cov kua nitrogen muaj nyob rau hauv ntau yam kev xaiv ntim kom tau raws li qhov xav tau ntawm peb cov neeg siv khoom. Ntawm Shanghai Lianfeng Gas Co., Ltd., peb siv zog los muab cov kua nitrogen zoo tshaj plaws uas ua tau raws li cov qauv thoob ntiaj teb, thiab peb tau mob siab rau kev tsav tsheb tshiab thiab ua tau zoo hauv kev lag luam roj.