Sumitomo Metal Mining → Amkor Technology
Yes, wafergraph tracks Sumitomo Metal Mining as a supplier of Amkor Technology, as of 2026-10-09. Amkor Technology sources from 16 tracked suppliers in this dataset.
Data as of 2026-10-09 · 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 Amkor Technology (major in OSAT). Materials maker supplying bonding wire, plating, and target metals. Second-largest OSAT; building advanced packaging capacity in Arizona. The edge is one of 16 tracked suppliers of Amkor Technology 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.
Amkor Technology (customer)
Second-largest OSAT; building advanced packaging capacity in Arizona.
Other tracked suppliers of Amkor Technology
Other tracked customers of Sumitomo Metal Mining
Frequently asked questions3
- Is Sumitomo Metal Mining a supplier of Amkor Technology?
- Yes. wafergraph records Sumitomo Metal Mining as a tracked supplier of Amkor Technology (as of 2026-10-09).
- How many suppliers does Amkor Technology have?
- The dataset records 16 tracked suppliers for Amkor Technology.
- How many customers does Sumitomo Metal Mining have?
- The dataset records 9 tracked customers for Sumitomo Metal Mining.
Cite as: wafergraph, “Sumitomo Metal Mining → Amkor Technology — supplier relationship in the semiconductor supply chain”, https://wafergraph.com/relationship/sumitomo_metal_mining/amkor/ (data as of 2026-10-09).
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