Kweanopfuura makore gumi nemapfumbamwe, Guangzhou Teyu Electromechanical Co., Ltd. (inozivikanwawo seS&A Teyu) ibhizimusi repamusoro-soro rakavambwa muna 2002 uye rave kuzvipira kugadzira, R.&D uye kugadzira indasitiri yefiriji system. Iro muzinda unovhara nzvimbo inosvika 18,000 square metres, uye ine vashandi vangangosvika mazana matatu nemakumi mashanu. Negore rekutengesa vhoriyamu yekutonhodza system inosvika zviuru makumi masere, chigadzirwa chakatengeswa kune dzinopfuura makumi mashanu nyika nematunhu.
S&A Teyu kutonhora sisitimu inoshandiswa zvakanyanya mumhando dzakasiyana dzekugadzira maindasitiri, laser process uye maindasitiri ekurapa, akadai seyepamusoro-simba lasers, mvura-yakatonhorera-yakakwira-kumhanya spindles, zvekurapa uye mamwe minda yehunyanzvi. S&Iyo Teyu yekupedzisira-chaiyo tembiricha yekudzora sisitimu inopawo mutengi-yakatarisana kutonhora mhinduro dzekucheka-kumucheto maapplication, senge picosecond uye nanosecond lasers, biological sainzi research, kuyedza fizikisi nedzimwe nzvimbo nyowani.
Nemhando dzakakwana, S&A Teyu kutonhora sisitimu ine kuwedzera kuwedzera kushandiswa muminda yese uye yakagadzira yakanakisa mhando mufananidzo muindasitiri nekutonga kwakaringana, kushanda kwehungwaru, kushandiswa kwekuchengetedza, kuchengetedza simba uye kuchengetedza nharaunda, inozivikanwa se "lndustrial Chiller Nyanzvi"