# Who are Park Systems's customers? Who does Park Systems earn revenue from?
Canonical: https://valuechain.wiki/park-systems · Facet: customers · Updated: 2026-07-12T08:30:40.467337+00:00 · Source: ValueChain.wiki (cited money-flow graph)

**Citable summary**: Park Systems's confirmed revenue counterparties include 삼성전자, SK하이닉스. Per the valuechain.wiki graph: 2 revenue edges, backed by 4 dated sources, 1 of them primary filings (as of 2026-07-12).

### 박상일 (창업주·최대주주 32.30%) (high)
- note: A founder-led ownership structure — founder Dr. Sang-il Park is the largest shareholder at 32.30%. The AFM-technology founder's long-term stewardship underpins continuity in developing new HBM and hybrid-bonding metrology tools.
- [confirms] DART (FSS) (KO, filing, published 2026-03-19) https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20260319000022: "Largest shareholder Sang-il Park 32.30%."

### 삼성전자 (high)  → /samsung-electronics.md
- note: Supplies AFM metrology tools to Samsung and jointly drives commercialization of new hybrid-bonding metrology — adoption is linked to memory and foundry advanced-packaging investment.
- [confirms] Sisa Journal e (KO, news, published 2026-01-01) https://www.sisajournal-e.com/news/articleView.html?idxno=414681: "Supplies AFM metrology tools to Samsung Electronics."
- [confirms] Park Systems (EN, ir, published 2025-05-01) https://www.parksystems.com/ko/company/ir: "Supplies AFM metrology tools to Samsung Electronics."

### SK하이닉스 (mid)  → /sk-hynix.md
- note: Supplies AFM metrology tools to HBM leader SK hynix — adoption grows as hybrid bonding and stacking scaling demand more metrology precision; hynix's HBM roadmap is Park Systems' new-tool demand.
- [mentions] Shinhan, Kiwoom Securities (KO, research, published 2026-05-01) https://www.newspim.com/news/view/20260527000166: "Backlog surge, second-half strength; targets KRW 355,000-370,000 (Buy: Shinhan, Kiwoom)"
- [confirms] DART (FSS) (KO, filing, published 2026-03-19) https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20260319000022: "DART annual report: revenue, customers and business."
- [confirms] Sisa Journal e (KO, news, published 2026-01-01) https://www.sisajournal-e.com/news/articleView.html?idxno=414681: "Supplies AFM metrology tools to SK hynix."
- [confirms] Park Systems (EN, ir, published 2025-05-01) https://www.parksystems.com/ko/company/ir: "Supplies AFM metrology tools to SK hynix."

Reverse side: https://valuechain.wiki/park-systems/suppliers.md · Ripple: https://valuechain.wiki/park-systems/ripple.md

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Full node: https://valuechain.wiki/park-systems.md · JSON: https://valuechain.wiki/park-systems.json