---
title: "[Stock Movement] The optical fiber concept sector surged, TGC (300265.CN) rose by 11.08%"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/283281725.md"
description: "The optical fiber concept sector performed strongly in the morning session today, with TGC (300265.CN) rising 11.08% to 20.85 yuan, Yunnan Germanium (002428.CN) rising 10.00% to 68.2 yuan, ZTT (600522.CN) rising 9.99% to 30.95 yuan, NEO (600184.CN) rising 9.99% to 24.44 yuan, TDii (002491.CN) rising 9.98% to 16.64 yuan, YOFC (601869.CN) rising 9.33% to 400.04 yuan, HTGD (600487.CN) rising 8.93% to 60.62 yuan, and Sun Cable (002300.CN) rising 7.81% to 10.21 yuan"
datetime: "2026-04-20T02:00:20.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/283281725.md)
  - [en](https://longbridge.com/en/news/283281725.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/283281725.md)
---

# [Stock Movement] The optical fiber concept sector surged, TGC (300265.CN) rose by 11.08%

In today's morning session, as of 10:00, the optical fiber concept sector surged. TGC (300265.CN) rose 11.08% to 20.85 yuan, Yunnan Germanium (002428.CN) rose 10.00% to 68.2 yuan, ZTT (600522.CN) rose 9.99% to 30.95 yuan, NEO (600184.CN) rose 9.99% to 24.44 yuan, TDii (002491.CN) rose 9.98% to 16.64 yuan, YOFC (601869.CN) rose 9.33% to 400.04 yuan, HTGD (600487.CN) rose 8.93% to 60.62 yuan, and Sun Cable (002300.CN) rose 7.81% to 10.21 yuan

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