Advantest → ASE Technology
Yes, wafergraph tracks Advantest as a supplier of ASE Technology, as of 2026-09-16. ASE Technology sources from 20 tracked suppliers in this dataset; Advantest is positioned as a leader in Equipment (Back End), so this edge is harder to replace than a challenger or niche supplier.
Data as of 2026-09-16 · 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
Advantest (leader in Equipment (Back End)) is a tracked supplier of ASE Technology (leader in OSAT). Test leader; its testers qualify nearly every AI accelerator and HBM stack. World's largest OSAT, includes SPIL; key advanced packaging partner. The edge is one of 20 tracked suppliers of ASE Technology and one of 11 tracked customers of Advantest.
Source: derived from both company records and the counted edges.
Concentration / risk note
Advantest is positioned as a leader in Equipment (Back End), 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
Advantest (supplier)
Test leader; its testers qualify nearly every AI accelerator and HBM stack.
ASE Technology (customer)
World's largest OSAT, includes SPIL; key advanced packaging partner.
Other tracked suppliers of ASE Technology
Other tracked customers of Advantest
Cite as: wafergraph, “Advantest → ASE Technology — supplier relationship in the semiconductor supply chain”, https://wafergraph.com/relationship/advantest/ase/ (data as of 2026-09-16).
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