Tongfu Microelectronics supply chain risk
As of 2026-10-09, Tongfu Microelectronics depends on 8 tracked suppliers headquartered in 5 countries (3 of them in Japan). 4 of those suppliers hold a monopoly or leader position in their own segment, led by ASMPT, Kulicke & Soffa and TOWA. Tongfu Microelectronics itself carries a supply-chain criticality score of 68/100, with 236 tracked companies downstream of it.
Data as of 2026-10-09 · suppliers are the curated key_supplier edges in the wafergraph dataset (researched or segment-inferred — see /methodology) · criticality is the graph-derived chokepoint score, 0–100
Dominant and single-source suppliers
- ASMPT — leader in Assembly & Packaging Equipment, Singapore
- Kulicke & Soffa — leader in Bonders, Singapore
- TOWA — leader in Assembly & Packaging Equipment, Japan
- Mitsui High-tec — leader in Packaging Materials (Leadframes, Bonding Wire), Japan
A monopoly or leader supplier is the hardest to replace. These are the edges to watch first.
Suppliers by country
- Japan — 3 suppliers (38%)
- Singapore — 2 suppliers (25%)
- United States — 1 supplier (13%)
- Taiwan — 1 supplier (13%)
- Germany — 1 supplier (13%)
All 8 tracked suppliers
| Supplier | Segment | Position | Country | Criticality |
|---|---|---|---|---|
| ASMPT | Assembly & Packaging Equipment | leader | Singapore | 82/100 |
| Kulicke & Soffa | Bonders | leader | Singapore | 82/100 |
| TOWA | Assembly & Packaging Equipment | leader | Japan | 82/100 |
| Mitsui High-tec | Packaging Materials (Leadframes, Bonding Wire) | leader | Japan | 82/100 |
| Cohu | Test Equipment | major | United States | 69/100 |
| Chang Wah Technology | Packaging Materials (Leadframes, Bonding Wire) | major | Taiwan | 69/100 |
| SUSS MicroTec | Assembly & Packaging Equipment | major | Germany | 69/100 |
| Tanaka Precious Metals | Packaging Materials (Leadframes, Bonding Wire) | major | Japan | 69/100 |
Downstream exposure
- Criticality score: 68/100
- Companies downstream of Tongfu Microelectronics: 236
- Tracked market cap downstream (priced companies only): $35.95T across 147 priced companies
Frequently asked questions2
- How many suppliers does Tongfu Microelectronics have?
- wafergraph tracks 8 key suppliers for Tongfu Microelectronics, across 5 countries.
- What is Tongfu Microelectronics's supply-chain criticality score?
- Tongfu Microelectronics scores 68/100 on wafergraph's chokepoint criticality index, with 236 tracked companies downstream.
Cite as: wafergraph, “Tongfu Microelectronics supply chain risk — 8 suppliers, single-source exposure & criticality”, https://wafergraph.com/supply-chain-risk/tongfu (data as of 2026-10-09).
Open Tongfu Microelectronics's supplier graph →
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