I-changchun intsha i-Extoelectronic Tech. CO. I-Cni inikezelwe ukuba inike i-lars ephezulu ye-lasers, iinkqubo ze-laser, izixhobo zokujonga izinto zokulinganisa, izixhobo zokwenza i-laser, izixhobo zomatshini, umbono womatshini kunye nomfanekiso wefowni, njl.