{"slug":"seoul-semiconductor","name":"서울반도체","name_en":"Seoul Semiconductor","ticker":"046890.KQ","updated_at":"2026-07-11T10:22:28.241+00:00","canonical":"https://valuechain.wiki/seoul-semiconductor","kicker":"코스닥 대형주","kicker_en":"KOSDAQ large cap","lead":"LED를 개발·생산하는 광반도체 기업으로, 조명과 자동차·디스플레이용 발광다이오드에서 다수 특허를 보유한다. 코스닥 시가총액 상위 종목. 밸류체인 관계·수치 데이터는 조사 전인 기본 노드로, AI 질문 수요가 관측되면 상세 노드로 승격된다.","lead_en":"An optical-semiconductor company developing LEDs, holding many patents in lighting, automotive and display light-emitting diodes. KOSDAQ large-cap constituent. Baseline node ahead of value-chain research; promoted to a full node once AI question demand is observed.","segments":{"parts":[{"name":"일반조명 LED"},{"name":"자동차용 LED"},{"name":"IT/디스플레이용 LED"}],"total":"약 1조원 (FY2024)"},"segments_en":{"parts":[{"name":"General-lighting LED"},{"name":"Automotive LED"},{"name":"IT/display LED"}],"total":"~₩1T (FY2024)"},"returns_yearly":{"2021":-22.4,"2022":-26.5,"2023":-0.7,"2024":-30.7,"2025":7.3,"2026":29.5},"return_asof":"2026-07-10","value_chain":{"leading":[],"benefiting":[],"analysis":null,"analysis_en":null,"analysis_asof":null},"edges":[]}