SMT (Surface Mounted Technology), oo Shiineesku u yaqaanaan tignoolajiyada kor-u-qaadista, waa tignoolajiyada iyo habka si weyn loogu isticmaalo warshadaha isku-dhafka elektiroonigga ah. SMT waa tignoolajiyada isku xirka wareegga kaas oo ku dhejiya qaybaha dusha sare ee biin-la'aanta ama rasaasta-gaaban (sida qaybaha chips) ee dusha sare ee guddiga wareegga daabacan (PCB) ama dusha sare ee kale, oo ku fulisa alxanka iyo isu-ururinta habab ay ka mid yihiin alxanka dib-u-socodka ama alxanka mawjada