HG Laser idakhazikitsidwa mu 1997 ndipo ndi imodzi mwazinthu zazikulu kwambiri zopanga zida za laser ku China. Mankhwala osiyanasiyana a HG Laser amaphatikizapo makina odulira laser, makina owotcherera a laser, makina ojambulira laser, dongosolo lamankhwala lalase kutentha ndi zina zowonjezera.
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.
