---
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/243018554.md"
description: "High-speed copper connection concept stocks are active, NanjingHuamai Technology and Deren hit the daily limit, JXPCB rose over 8%, and RECODEAL rose over 6%"
datetime: "2025-06-04T01:56:32.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/243018554.md)
  - [en](https://longbridge.com/en/news/243018554.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/243018554.md)
---

# 

High-speed copper connection concept stocks are active, NanjingHuamai Technology and Deren hit the daily limit, JXPCB rose over 8%, and RECODEAL rose over 6%

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