Ena mwa ogwiritsa ntchito amafunsa ngati angagwiritse ntchito anti-freezer mu makina ojambulira laser nthawi yachilimwe komanso ngati kuli koyenera. Chabwino, ayenera kumvetsetsa kuti cholinga chowonjezera anti-freezer ndikuletsa madzi omwe amazungulira mu makina oziziritsira madzi kuti asazizire. Chifukwa chake, tikukulangizani kuwonjezera anti-freezer nthawi yozizira kwambiri m'malo mwa chilimwe.
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.
