# Yunnan Germanium subsidiary signs $194M indium phosphide supply deal with AOI

Yunnan Xinyao Semiconductor Materials, a subsidiary of Yunnan Lincang Xinyuan Germanium Industry, signed a deal with Applied Optoelectronics to supply 180,000 four-inch N-type indium phosphide substrates per year from 2027 to 2031. The first-year transaction value is $194 million.

- Type: Contract
- Announced: 2026-11-03
- Where: China
- Value: $194.0M
- Status: announced
- Capacity: 180,000 four-inch N-type indium phosphide substrates per year
- Products: N-type indium phosphide substrates
- Sectors: [Semiconductors and Industrial Electronics](https://endata.com/sectors/semiconductors-electronics.md)

## Companies

- [Applied Optoelectronics](https://endata.com/companies/15398.md) (customer)
- [Yunnan Lincang Xinyuan Germanium Industry](https://endata.com/companies/15970.md) (supplier)

## Sources

- [yicaiglobal.com](https://www.yicaiglobal.com/news/yunnan-germanium-soars-by-limit-after-securing-large-indium-phosphide-order-from-us-client-aoi), 2026-11-04: "Yunnan Germanium’s subsidiary Yunnan Xinyao Semiconductor Materials recently signed a deal with AOI to supply the client with 180,000 four-inch N-type indium phosphide substrates a year from 2027 to 2031"

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.