Madzi amafunika kusinthidwa pafupipafupi kuti agwiritsidwe ntchito pozizira mpweya kutengera malo ogwirira ntchito. Mwachitsanzo,
1. Ngati malo ogwirira ntchito ndi a labotale kapena chipinda chokhala ndi mpweya wozizira, madzi amatha kusinthidwa theka lililonse la chaka kapena chaka chilichonse;2. Ngati malo ogwirira ntchito ndi otsika, monga malo ogwirira ntchito ogwirira ntchito zamatabwa, tikukulangizani kusintha madzi mwezi uliwonse kapena mwezi uliwonse ndi theka.
Chifukwa chake, ogwiritsa ntchito amatha kukonza nthawi yosinthira madzi kutengera malo ogwirira ntchito a makina owotcherera a laser omwe amagwiridwa ndi manja.Ponena za kupanga, S&A Teyu yayika zida zopangira zopitilira yuan 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, nthawi ya chitsimikizo ndi zaka ziwiri.
