Wonik QnC

Wonik QnC is a niche in the Equipment (Front End) segment of the semiconductor & AI supply chain, headquartered in South Korea. Its key customers include Samsung Electronics, SK hynix, TSMC.

Korean quartzware and ceramic components maker for fab tools.

Ticker
KOSDAQ: 074600
Headquarters
South Korea
Revenue
$690M (FY2025) · +5.8% YoY
Net income
$16M
Operating margin
11.4%
Market position
niche
Value-chain segment
Subsystems & Components
Key products
quartzware for semiconductor fabs, excimer lamps for cleaning processes

About Wonik QnC

Wonik QnC, headquartered in South Korea, operates in the Subsystems & Components segment of the semiconductor & AI supply chain and is positioned as a market niche there. Its key products include quartzware for semiconductor fabs, excimer lamps for cleaning processes. wafergraph maps 7 tracked customers for Wonik QnC across the value chain. It has a supply-chain criticality score of 50/100, with 236 companies downstream of it.

Role in the chain

Wonik QnC is a market niche in Equipment (Front End) (Subsystems & Components), headquartered in South Korea. Korean quartzware and ceramic components maker for fab tools.

Diligence questions

  1. The dataset names 7 tracked customers for Wonik QnC. How concentrated is demand among those names, and which of them have a documented second source in this graph?
  2. Wonik QnC is headquartered in South Korea. What jurisdiction, export-control or logistics risk sits at that HQ, versus at the fabs or plants the filings actually name?
  3. Wonik QnC trades as KOSDAQ:074600. What does the latest reported period say about capacity and backlog versus the graph position above?
  4. Before treating any edge as a verified relationship, check the provenance labels on the company page and the method note at /methodology.

Full diligence pack for Wonik QnC

Key products

  • quartzware for semiconductor fabs
  • excimer lamps for cleaning processes

Customers

More Equipment (Front End) companies

Compare with

Atlas Copco · VAT Group · MKS Instruments · Daifuku · Ebara · Advanced Energy

Sources

Open the interactive supply-chain view →

Cite as: wafergraph, “Wonik QnC — supply chain, financials & market position”, https://wafergraph.com/company/wonik_qnc (data as of 2026-09-05).

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