Ajinomoto → Unimicron
As of 2026-09-05, Ajinomoto is a tracked supplier of Unimicron. Ajinomoto is a monopoly in Materials (headquartered in Japan); Unimicron is a leader in Materials (headquartered in Taiwan). Ajinomoto has 13 tracked customers; Unimicron has 1 tracked supplier.
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
Ajinomoto (monopoly in Materials) is a tracked supplier of Unimicron (leader in Materials). Supplies effectively all ABF build-up film, the insulator in advanced CPU/GPU substrates. Largest Taiwanese ABF substrate maker serving major fabless customers. The edge is one of 1 tracked supplier of Unimicron and one of 13 tracked customers of Ajinomoto.
Source: derived from both company records and the counted edges.
Concentration / risk note
Ajinomoto is positioned as a monopoly in Materials, so this edge is harder to replace than a challenger or niche supplier. Unimicron has only 1 tracked supplier 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
Ajinomoto (supplier)
Supplies effectively all ABF build-up film, the insulator in advanced CPU/GPU substrates.
Unimicron (customer)
Largest Taiwanese ABF substrate maker serving major fabless customers.
Other tracked customers of Ajinomoto
Cite as: wafergraph, “Ajinomoto → Unimicron — supplier relationship in the semiconductor supply chain”, https://wafergraph.com/relationship/ajinomoto/unimicron/ (data as of 2026-09-05).
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