Raws li ib puag ncig lub luag haujlwm ua lag luam, S&A Teyu dej chiller chav tsev uas txias cov khoom siv kho mob fiber ntau laser vuam tshuab siv eco-friendly refrigerants, xws li R-410a, R-407C thiab R-134a. Tsis tas li ntawd, peb chav dej chiller ua raws li CE, ISO, ROHS, thiab REACH tus qauv kom peb cov dej chiller muaj ntau dua rau cov neeg siv khoom thoob plaws ntiaj teb.
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