# Sanan Optoelectronics and STMicroelectronics open silicon carbide fab in Chongqing

A new 8-inch silicon carbide device manufacturing facility, established by Sanan Optoelectronics and STMicroelectronics, commenced operations in Chongqing, China. The project has a total investment of about 23 billion yuan ($3.2 billion) and is expected to achieve mass production in Q4 2025.

- Type: New facility
- Announced: 2025-02-27
- Where: Chongqing, China
- Value: $3.20B (23.0B CNY)
- Starts operating: Q4 2025
- Status: completed
- Capacity: 10,000 automotive-grade wafers per week
- Products: 8-inch silicon carbide wafers, automotive-grade chips
- Sectors: [Semiconductors and Industrial Electronics](https://endata.com/sectors/semiconductors-electronics.md)

## Companies

- [STMicroelectronics](https://endata.com/companies/21952.md) (partner)
- [Sanan Optoelectronics](https://endata.com/companies/23824.md) (partner)

## Sources

- [english.news.cn](https://english.news.cn/20250228/11a3e6d808f5445584953b74a6ac667c/c.html), 2025-02-28: "The new facility has a total investment of about 23 billion yuan (3.2 billion U.S. dollars) and was launched in just 16 months."

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