# Yunnan Xinyao Semiconductor to invest RMB 189M in InP wafer expansion

Yunnan Germanium's subsidiary Yunnan Xinyao Semiconductor Materials plans to invest RMB 189 million to expand production capacity for high-quality indium phosphide single-crystal wafers, adding 450,000 wafers (4-inch equivalent) per year.

- Type: Expansion
- Announced: 2026-04-01
- Where: China
- Value: $26.1M (189.0M CNY)
- Starts operating: Oct 2027
- Status: announced
- Capacity: 450,000 wafers (4-inch equivalent) per year
- Products: indium phosphide single-crystal wafers
- Sectors: [Semiconductors and Industrial Electronics](https://endata.com/sectors/semiconductors-electronics.md)

## Companies

- [Yunnan Xinyao Semiconductor Materials](https://endata.com/companies/15603.md)
- [Yunnan Germanium](https://endata.com/companies/15604.md) (investor)

## Sources

- [news.chemnet.com](https://news.chemnet.com/news-4100.html), 2026-04-07: "The project has a total investment of RMB 189 million and will be an expansion based on existing production capacity."
- [thepaper.cn](https://www.thepaper.cn/newsDetail_forward_34412549), 2026-11-05: "2026年4月，公司启动的“高品质磷化铟单晶片建设项目”计划投资约1.89亿元、建设期18个月，在现有产能基础上扩建一条年产30万片（折合4英寸，含6000片6英寸）生产线。"
- [finance.sina.com.cn](https://finance.sina.com.cn/jjxw/2026-11-05/doc-inixsrrw9440371.shtml), 2026-11-05: "2026年4月，公司启动的“高品质磷化铟单晶片建设项目”计划投资约1.89亿元、建设期18个月，在现有产能基础上扩建一条年产30万片（折合4英寸，含6000片6英寸）生产线。"

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