Sama da shekaru 19, Guangzhou Teyu Electromechanical Co., Ltd.(wanda kuma aka sani da S&A Teyu) babban kamfani ne na fasaha na yanayi wanda aka kafa a cikin 2002 kuma yana sadaukar da kai don ƙira, R&D da kuma masana'antar injin firiji. Hedkwatar ta na da fadin kasa murabba'in mita 18,000, kuma tana da ma'aikata kusan 350. Tare da girman tallace-tallace na shekara-shekara don tsarin sanyaya har zuwa raka'a 80,000, an sayar da samfurin zuwa ƙasashe da yankuna fiye da 50.
S&A Ana amfani da tsarin sanyaya Teyu sosai a cikin masana'antun masana'antu iri-iri, sarrafa Laser da masana'antu na likitanci, irin su laser mai ƙarfi, sanyaya ruwa mai saurin sauri, kayan aikin likita da sauran fannonin ƙwararru. S&A Teyu ultra-madaidaicin tsarin kula da zafin jiki kuma yana ba da mafita na kwantar da hankulan abokin ciniki don aikace-aikacen yankan-baki, kamar picosecond da nanosecond lasers, binciken kimiyyar halittu, gwaje-gwajen kimiyyar lissafi da sauran sabbin wurare.
Tare da ingantattun samfura, S&A Tsarin sanyaya na Teyu yana da ƙarin fa'ida mai amfani a duk fage kuma ya kafa kyakkyawan hoto a cikin masana'antar ta hanyar ingantaccen sarrafawa, aikin hankali, amfani da aminci, adana makamashi da kariyar muhalli, wanda aka sani da "Kwararren Chiller Chiller".