Zosefera zimagwira ntchito yofunikira pakusefa madzi obwerezabwereza a makina otenthetsera madzi akumafakitale, omwe amasankha ngati njira yamadzi yozungulira yamadzi otsetsereka amadzi am'mafakitale ndi yosalala kapena ayi. S&A Ma Teyu ozungulira madzi otenthetsera madzi amatengera zinthu zosefera zama waya zomwe zimatsuka ndi madzi oyera ndi kusefa bwino ndipo sizingatseke, kulepheretsa kwambiri kutsekeka kwa njira yamadzi yozungulira.
Pankhani yopanga, S&A Teyu adayika zida zopangira yuan yopitilira miliyoni imodzi, kuwonetsetsa kuti njira zingapo zimachokera kuzinthu zazikuluzikulu (condenser) za mafakitale oziziritsa kukhosi mpaka kuwotcherera kwachitsulo; ponena za mayendedwe, S&A Teyu yakhazikitsa malo osungiramo katundu m'mizinda ikuluikulu ya China, atachepetsa kwambiri kuwonongeka chifukwa cha mayendedwe akutali a katunduyo, komanso kuwongolera magwiridwe antchito; pankhani ya pambuyo-malonda utumiki, nthawi chitsimikizo ndi zaka ziwiri.
