Uthenga wochokera kwa kasitomala: Ndili ndi choziziritsira madzi cha mafakitale kuti chiziziritse chosindikizira changa cha UV chaching'ono. Koma posachedwapa, choziziritsira changa chatulutsa madzi mufiriji ndipo sindikudziwa mtundu wanji wa choziziritsira chomwe chili choyenera choziziritsira changa.
Eya, malinga ndi zomwe S&A Teyu adakumana nazo, chitsanzo cha refrigerant chiyenera kukhala chofanana ndi choyambirira. Apo ayi, compressor idzawonongeka. Ndikofunikira kulankhulana ndi wopanga makina oziziritsira madzi a mafakitale kuti mufunse chitsanzo cha refrigerant yoyambirira.
Ponena za kupanga, S&A Teyu yayika zida zopangira zopitilira RMB miliyoni imodzi, kuonetsetsa kuti njira zosiyanasiyana zikuyenda bwino kuyambira pazigawo zazikulu (condenser) za chiller cha mafakitale mpaka kulumikiza zitsulo; pankhani ya mayendedwe, S&A Teyu yakhazikitsa malo osungiramo katundu m'mizinda ikuluikulu ya China, zomwe zachepetsa kwambiri kuwonongeka komwe kumachitika chifukwa cha mayendedwe ataliatali a katundu, komanso kukonza bwino mayendedwe; pankhani ya ntchito yogulitsa pambuyo pogulitsa, ma chiller onse amadzi a S&A Teyu amathandizidwa ndi kampani ya inshuwaransi ndipo nthawi ya chitsimikizo ndi zaka ziwiri.
