Murakaza neza kuri Shanghai Lianfeng Gas Co., Ltd., umwe mu bakora inganda n’abatanga amacupa ya azote yo mu rwego rwo hejuru mu Bushinwa. Isosiyete yacu yiyemeje gutanga ibicuruzwa byo mu rwego rwo hejuru mubikorwa bitandukanye byinganda nubuvuzi, kandi ingano ya icupa ya azote nayo ntisanzwe. Amacupa ya azote arahari murwego runini kugirango ahuze ibyo abakiriya bacu bakeneye. Waba ukeneye amacupa mato, yimurwa kugirango ukoreshwe muri laboratoire cyangwa silinderi nini yo mu rwego rwo hejuru yinganda zo gukora, dufite igisubizo cyiza kuri wewe. Amacupa yacu ya azote yose yakozwe murwego rwo hejuru kugirango umutekano wizewe. Nkumutanga wizewe ninganda muruganda, twishimiye gutanga ibiciro byapiganwa hamwe na serivisi zidasanzwe zabakiriya. Twunvise akamaro ko gutanga gazi yizewe kubucuruzi bwawe, kandi twiyemeje kuzuza ibyo ukeneye hamwe no gutanga vuba kandi ubuziranenge bwibicuruzwa. Hitamo Shanghai Lianfeng Gas Co., Ltd. kubyo icupa rya azote ukeneye byose kandi wibonere itandukaniro ibicuruzwa byacu na serivise nziza bishobora gukora kubucuruzi bwawe.