Ni Oṣu Keje Ọjọ 9, Ọdun 2020, Shanghai LifenGas wọ inu iwe adehun ipese argon ọdun mẹwa 10 (LFAR-2600) pẹlu Wuhai Jingyuntong New Material Technology Co., Ltd. Awọn ifijiṣẹ akọkọ ti argon mimọ ti a tunlo si Jingyuntong bẹrẹ ni May 2021. Lati lẹhinna lọ , Shanghai Lifan Gas Co., Lt ...
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