---
title: "China Hongguang expands into TGV glass-based copper-clad laminate business"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/290347758.md"
description: "China Hongguang Holdings is expanding into TGV glass-based copper-clad laminates for AI chip packaging. An industrial chain in Shenzhen is set up by H1 2026, with pilot production planned for H2 2026. Funding comes from operating cash flow. Management cites certification timelines, competition, and limited near-term profitability as key risks."
datetime: "2026-06-21T11:24:01.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/290347758.md)
  - [en](https://longbridge.com/en/news/290347758.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/290347758.md)
generator: "portal-rs"
---

# China Hongguang expands into TGV glass-based copper-clad laminate business

-   China Hongguang Holdings expanded into TGV glass-based copper-clad laminate, targeting AI chip packaging substrates. \* Industrial chain set up in Shenzhen in 1H 2026; pilot production line planned for 2H 2026. \* Capacity ramp to follow customer certification milestones; project funding to come from new materials operating cash flow. \* Management flagged certification timelines, competition, and limited near-term profitability as key execution risks. Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. China Hongguang Holdings Ltd. published the original content used to generate this news brief via IIS, the regulatory disclosure system operated by the Hong Kong Stock Exchange (HKex) (Ref. ID: HKEX-EPS-20260621-12209311), on June 21, 2026, and is solely responsible for the information contained therein. © Copyright 2026 - Public Technologies (PUBT)

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