ʻO ka ʻoihana kaʻa kaʻa ʻoi loa ka ʻoihana kiʻekiʻe a me ka ʻenehana hou, e like me ke ʻano o ka hana hana kiʻekiʻe, ka laser i nā ʻāina ʻoihana hoʻomohala ma ʻEulopa a ua loaʻa iā mākou he 50% ~ 70% o nā ʻāpana kaʻa i hoʻokō ʻia e ka hoʻoili ʻana i ka laser, ʻoihana kaʻa kaʻa nui e ka laser. ʻoki a me ka welding laser ma ke ʻano nui o ka hana ʻana, e komo pū me 2D ʻoki welding, 3D ʻoki welding.