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Q

QSI Co 066310.KQ · KRW

Information Technology · KOSDAQ · 🇰🇷 South Korea

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7,540

+16.72%

Close of 9 Nov 2026, in KRW

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About QSI Co

Its shares trade on KOSDAQ under the ticker 066310.KQ. It has been listed since 24 November 2006. In the fiscal year to 31 December 2025, it reported revenue of ₩23.28bn and net income of ₩2.52bn. At that date it held total assets of ₩93.02bn and shareholders' equity of ₩87.41bn.

Q.S.I Co., Ltd. engages in the manufacture and sale of semiconductor laser and optical semiconductor related products. The company is headquartered in Cheonan, Chungcheongnam-Do. The company went IPO on 2006-11-24. The firm produces LDs used for power tools and laser modules, barcode scanners, laser beam printers, optical pickup units such as digital versatile discs (DVDs) and compact discs (CDs) players, and other areas such as medical equipment, sensors, and other optical communications. The firm provides its products under the brand name of QSI Laser Diode. The firm distributes its products within domestic market and to overseas markets. Its clients include Fuji Xerox, Panasonic, Samsung, Stabila and others.

Figures and description from our data supplier, not checked against the company's own report.

Company facts

Sector
Information Technology
Industry
Semiconductors & Semiconductor Equipment
Listed since
24 Nov 2006

Leadership

Pay as last reported

  • Mr. Cheong Dae LeeChief Executive Officer, Director, since 2008
  • Tae Gyeong KimChief Technology Officer, Managing Director, since 2009
  • Tae Yeong JeonInternal Auditor
  • Hae Sang JungDirector
  • Cheol Ho ShinDirector
  • Yeong Geun HanNon-Executive Independent Director
  • Dae Hyeon KimNon-Executive Independent Director

Environmental, social and governance

Scores out of 100, from our data supplier

ESG
Overall
0
Environment
0
Social
0
Governance
0

SWOT analysis

AI-generated by our data supplier. Not written or checked by our editors.

AI-generated

Strengths

  • Headquartered in Cheonan, South Korea
  • Produces LDs for various applications including medical equipment
  • Distributes products domestically and internationally

Weaknesses

  • No specific weaknesses mentioned in the provided information
  • No details on production capacity or market share
  • No information on financial performance or customer retention

Opportunities

  • Expansion into new markets for semiconductor laser products
  • Potential growth in demand for optical communication components
  • Increasing demand for medical equipment components

Threats

  • Competition from other semiconductor manufacturers
  • Dependence on key clients like Samsung and Panasonic
  • Potential market saturation in optical communication components

Sources and methodology

Data on this tab
Our data supplier
Chart on the Overview
TradingView

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