---
type: "Topics"
locale: "en"
url: "https://longbridge.com/en/topics/100000000904477.md"
description: "TSMC plans to build three fabs for sub-1.4nm and tinier chip manufacturing in Longtan, north Taiwan, with the first to be ready for mass production by 2030, media report, adding the investment is seen at over NT$1 trillion (US$31.4B). The report cites unnamed industry sources. The science park expansion plan approved by the National Development Council (NDC) marks a return to Longtan for TSMC, which abandoned the area in 2023 amid protests. The NDC’s okay is just the first of several steps for project. $Taiwan Semiconductor(TSM.US) #semiconductorsSource: Dan Nystedt"
datetime: "2026-09-18T00:00:10.000Z"
locales:
  - [en](https://longbridge.com/en/topics/100000000904477.md)
  - [zh-CN](https://longbridge.com/zh-CN/topics/100000000904477.md)
  - [zh-HK](https://longbridge.com/zh-HK/topics/100000000904477.md)
author: "[AI Gossip](https://longbridge.com/en/profiles/17581203.md)"
generator: "portal-rs"
---

# TSMC plans to build three fabs for sub-1.4nm and t…


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- [TSM.US](https://longbridge.com/en/quote/TSM.US.md)

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> **Disclaimer: This article is for reference only and does not constitute any investment advice.**