Advantest → ChipMOS Technologies
Yes, wafergraph tracks Advantest as a supplier of ChipMOS Technologies, as of 2026-10-09. ChipMOS Technologies sources from 2 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 2026-10-09 · 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
Advantest (leader in Equipment (Back End)) is a tracked supplier of ChipMOS Technologies (niche in OSAT). Test leader; its testers qualify nearly every AI accelerator and HBM stack. OSAT focused on display driver and memory packaging/test. The edge is one of 2 tracked suppliers of ChipMOS Technologies 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. ChipMOS Technologies has only 2 tracked suppliers in this dataset. Concentration on the supplier side is high.
Basis: supplier position, few suppliers. 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.
ChipMOS Technologies (customer)
OSAT focused on display driver and memory packaging/test.
Other tracked suppliers of ChipMOS Technologies
Other tracked customers of Advantest
Frequently asked questions3
- Is Advantest a supplier of ChipMOS Technologies?
- Yes. wafergraph records Advantest as a tracked supplier of ChipMOS Technologies (as of 2026-10-09).
- How many suppliers does ChipMOS Technologies have?
- The dataset records 2 tracked suppliers for ChipMOS Technologies.
- How many customers does Advantest have?
- The dataset records 11 tracked customers for Advantest.
Cite as: wafergraph, “Advantest → ChipMOS Technologies — supplier relationship in the semiconductor supply chain”, https://wafergraph.com/relationship/advantest/chipmos/ (data as of 2026-10-09).
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