Shin-Etsu Chemical → United Microelectronics (UMC)
As of 2026-09-05, Shin-Etsu Chemical is a tracked supplier of United Microelectronics (UMC). Shin-Etsu Chemical is a leader in Materials (headquartered in Japan); United Microelectronics (UMC) is a major in Foundry (headquartered in Taiwan). Shin-Etsu Chemical has 9 tracked customers; United Microelectronics (UMC) has 24 tracked suppliers.
Data as of 2026-09-05 · relationship type: tracked supplier → customer · both names resolve in companies.json · no dollar amount is shown unless it already sits on a company record, and none is invented here
Why this edge matters
Shin-Etsu Chemical (leader in Materials) is a tracked supplier of United Microelectronics (UMC) (major in Foundry). World's largest silicon wafer maker and a major photoresist supplier. Taiwan's second foundry, strong in mature and specialty nodes. The edge is one of 24 tracked suppliers of United Microelectronics (UMC) and one of 9 tracked customers of Shin-Etsu Chemical.
Source: derived from both company records and the counted edges.
Concentration / risk note
Shin-Etsu Chemical is positioned as a leader in Materials, so this edge is harder to replace than a challenger or niche supplier.
Basis: supplier position. Omitted on edges where the graph does not back a concentration claim.
The two companies
Shin-Etsu Chemical (supplier)
World's largest silicon wafer maker and a major photoresist supplier.
United Microelectronics (UMC) (customer)
Taiwan's second foundry, strong in mature and specialty nodes.
Other tracked suppliers of United Microelectronics (UMC)
Other tracked customers of Shin-Etsu Chemical
Cite as: wafergraph, “Shin-Etsu Chemical → United Microelectronics (UMC) — supplier relationship in the semiconductor supply chain”, https://wafergraph.com/relationship/shin_etsu/umc/ (data as of 2026-09-05).
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