I-HG Laser yasungulwa ngo-1997 futhi ingenye yabakhiqizi bemishini ye-laser abakhulu eShayina. Uhla lwemikhiqizo ye-HG Laser luhlanganisa umshini wokusika nge-laser, umshini wokushisela nge-laser, umshini wokumaka nge-laser, uhlelo lokwelapha ukushisa nge-lase kanye nezesekeli ezihlobene.
Ngokuphathelene nokukhiqiza, i-S&A Teyu itshale imishini yokukhiqiza engaphezu kwesigidi sama-yuan, iqinisekisa ikhwalithi yochungechunge lwezinqubo kusukela ezingxenyeni eziyinhloko (i-condenser) ye-industrial chiller kuya ekushiseni insimbi; ngokuphathelene nokuthutha, i-S&A Teyu isungule izindawo zokugcina impahla emadolobheni amakhulu aseShayina, njengoba inciphise kakhulu umonakalo obangelwa ukuthutha impahla ibanga elide, futhi ithuthukise ukusebenza kahle kwezokuthutha; ngokuphathelene nensizakalo yangemva kokuthengisa, isikhathi sewaranti siyiminyaka emibili.
