Tokyo Seimitsu (Accretech) → Amkor Technology

Yes, wafergraph tracks Tokyo Seimitsu (Accretech) as a supplier of Amkor Technology, as of 2026-10-09. Amkor Technology sources from 16 tracked suppliers in this dataset.

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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

Tokyo Seimitsu (Accretech) (major in Equipment (Back End)) is a tracked supplier of Amkor Technology (major in OSAT). Wafer dicing, grinding, and metrology equipment maker. 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 Tokyo Seimitsu (Accretech).

Source: derived from both company records and the counted edges.

The two companies

Tokyo Seimitsu (Accretech) (supplier)

Wafer dicing, grinding, and metrology equipment maker.

Amkor Technology (customer)

Second-largest OSAT; building advanced packaging capacity in Arizona.

Other tracked suppliers of Amkor Technology

Other tracked customers of Tokyo Seimitsu (Accretech)

Frequently asked questions3
Is Tokyo Seimitsu (Accretech) a supplier of Amkor Technology?
Yes. wafergraph records Tokyo Seimitsu (Accretech) 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 Tokyo Seimitsu (Accretech) have?
The dataset records 9 tracked customers for Tokyo Seimitsu (Accretech).

Cite as: wafergraph, “Tokyo Seimitsu (Accretech) → Amkor Technology — supplier relationship in the semiconductor supply chain”, https://wafergraph.com/relationship/tokyo_seimitsu/amkor/ (data as of 2026-10-09).

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