Kumatshini wokugoba we-auto wokupholisa, kuyacetyiswa ukuba ukhethe i-S&I-Teyu ejikelezayo yokupholisa amanzi. S&I-Teyu circulating water chiller yasekwa ngo-2002 kwaye ibizinikezele ekuphuhliseni, ekuveliseni nasekuthengiseni izitshizi ezijikelezayo zamanzi.
Ngokubhekiselele kwimveliso, uS&I-Teyu ityale imali kwizixhobo zokuvelisa ezingaphezulu kwesigidi esinye se-RMB, iqinisekisa umgangatho woluhlu lweenkqubo ukusuka kumacandelo angundoqo (i-condenser) ye-industrial chiller ukuya kwi-welding ye-sheet metal; ngokumalunga nolungiselelo, S&I-Teyu imise iindawo zokugcina iimpahla kwiidolophu eziphambili zaseChina, zinciphise kakhulu umonakalo ngenxa yokuhanjiswa kwexesha elide lempahla, kunye nokuphucula ukusebenza kakuhle kwezothutho; malunga nenkonzo emva kokuthengisa, zonke i-S&I-Teyu water chillers ibhalwe phantsi yinkampani yeinshurensi kwaye ixesha lewaranti yiminyaka emibini.