Wani abokin ciniki ɗan ƙasar Vietnam ya sayi injin sanyaya ruwan sanyi don sanyaya injin yanke laser kwanan nan. Yana son sanin menene lambobin ƙararrawa na injin sanyaya ruwan sanyi da kuma ma'anarsu domin a iya magance matsalolin da suka lalace cikin lokaci.
Dangane da na'urar sanyaya Teyu ta S&A, E1 tana nufin ƙararrawar zafin ɗaki mai matuƙar girma; E2 tana nufin ƙararrawar zafin ruwa mai matuƙar girma; E3 tana nufin ƙararrawar zafin ruwa mai ƙarancin yawa; E4 tana nufin na'urar firikwensin zafin ɗaki mai lahani; E5 tana nufin na'urar firikwensin zafin ruwa mai lahani da kuma E6 tana nufin ƙararrawar kwararar ruwa.Dangane da samarwa, S&A Teyu ta zuba jarin kayan aikin samar da kayayyaki na sama da yuan miliyan daya, inda ta tabbatar da ingancin jerin ayyuka tun daga babban bangaren (condenser) na injin sanyaya kaya na masana'antu zuwa walda na karfe; dangane da harkokin sufuri, S&A Teyu ta kafa rumbun adana kayayyaki a manyan biranen kasar Sin, inda ta rage barnar da kayayyakin ke yi sakamakon dogon zangon sufuri, da kuma inganta ingancin sufuri; dangane da ayyukan bayan tallace-tallace, lokacin garanti shine shekaru biyu.
