# Who are S&S Tech's customers? Who does S&S Tech earn revenue from?
Canonical: https://valuechain.wiki/sns-tech · Facet: customers · Updated: 2026-07-12T08:23:49.777+00:00 · Source: ValueChain.wiki (cited money-flow graph)

**Citable summary**: S&S Tech'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).

### 삼성전자 (high)  → /samsung-electronics.md
- note: Supplies blankmask and pellicle to Samsung — a strategic partner (8% stake) whose adoption of a domestic EUV blankmask is the key growth axis.
- [mentions] DS Investment & Securities (KO, research, published 2026-06-12) https://www.ds-sec.co.kr/bbs/board.php?bo_table=sub03_02&wr_id=3036: "DS Investment: EUV value-chain push and blank-mask ramp. EUV blank-mask mass production begins 1H 2026, 2026 EUV blank-mask sales estimated ₩15-20bn. FY2025 consolidated revenue ₩243.7bn (+38%)."
- [mentions] DART (FSS) (KO, filing, published 2026-03-16) https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20260316000487: "Top four customers (anonymized) at KRW 46.7bn / 42.3bn / 32.6bn / 26.9bn in FY2025; the filing's narrative names proximity to Samsung Electronics, Samsung Display, SK hynix and LG Display as its customer base."
- [confirms] ETNews (KO, news, published 2026-01-12) https://www.etnews.com/20260112000180: "Supplies blankmask and pellicle to Samsung Electronics."
- [confirms] Financial News (KO, news, published 2025-03-21) https://www.fnnews.com/news/202503211358486799: "Supplies blankmask and pellicle to Samsung Electronics."

### SK하이닉스 (mid)  → /sk-hynix.md
- note: Supplies blankmask and pellicle to SK hynix — the second axis of customer diversification in localization.
- [mentions] DART (FSS) (KO, filing, published 2026-03-16) https://dart.fss.or.kr/dsaf001/main.do?rcpNo=20260316000487: "Top four customers (anonymized) at KRW 46.7bn / 42.3bn / 32.6bn / 26.9bn in FY2025; the filing's narrative names proximity to Samsung Electronics, Samsung Display, SK hynix and LG Display as its customer base."
- [confirms] ETNews (KO, news, published 2026-01-12) https://www.etnews.com/20260112000180: "Supplies blankmask and pellicle to SK hynix."
- [confirms] Financial News (KO, news, published 2025-03-21) https://www.fnnews.com/news/202503211358486799: "Supplies blankmask and pellicle to SK hynix."

Reverse side: https://valuechain.wiki/sns-tech/suppliers.md · Ripple: https://valuechain.wiki/sns-tech/ripple.md

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Full node: https://valuechain.wiki/sns-tech.md · JSON: https://valuechain.wiki/sns-tech.json