OSAT / ATMP services
Outsourced semiconductor assembly, test and packaging. Top-3 (ASE, Amkor, JCET) hold over 60% of OSAT revenue (TrendForce 2025). India's ISM-approved units are concentrated here. Mapped in The Opportunity Beyond the Fab (Techadyant Labs, 2026).
Relationships
- Manufactures / ProducesASE Technology— Top-3 OSATs hold >60% of revenue (TrendForce 2025).
- Manufactures / ProducesAmkor Technology— Top-3 OSAT.
- Manufactures / ProducesJCET Group— Top-3 OSAT (China).
- part ofSemiconductor Advanced Packaging (opportunity stream)— OSAT/ATMP is the base of the advanced-packaging stream.