Sumitomo Metal Mining → TSMC
As of 2026-09-05, Sumitomo Metal Mining is a tracked supplier of TSMC. Sumitomo Metal Mining is a major in Materials (headquartered in Japan); TSMC is a leader in Foundry (headquartered in Taiwan). Sumitomo Metal Mining has 9 tracked customers; TSMC has 173 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
Sumitomo Metal Mining (major in Materials) is a tracked supplier of TSMC (leader in Foundry). Materials maker supplying bonding wire, plating, and target metals. World's dominant foundry, manufacturing nearly all leading-edge chips. The edge is one of 173 tracked suppliers of TSMC and one of 9 tracked customers of Sumitomo Metal Mining.
Source: derived from both company records and the counted edges.
The two companies
Sumitomo Metal Mining (supplier)
Materials maker supplying bonding wire, plating, and target metals.
TSMC (customer)
World's dominant foundry, manufacturing nearly all leading-edge chips.
Other tracked suppliers of TSMC
Other tracked customers of Sumitomo Metal Mining
Cite as: wafergraph, “Sumitomo Metal Mining → TSMC — supplier relationship in the semiconductor supply chain”, https://wafergraph.com/relationship/sumitomo_metal_mining/tsmc/ (data as of 2026-09-05).
Track the chain
What moved in the semiconductor supply chain — This Week in the Chain, the free weekly wafergraph briefing.
Subscribe to the free weekly briefing →
Free · no login · 615 companies, updated weekly