---
title: "The superhard materials concept is repeatedly active, HHWW has two consecutive trading limits"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/261963370.md"
description: "The superhard materials concept is repeatedly active, HHWW has two consecutive limit-ups, SF Diamond rises by 10%, and Huifeng Diamond follows suit"
datetime: "2025-10-21T01:36:20.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/261963370.md)
  - [en](https://longbridge.com/en/news/261963370.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/261963370.md)
generator: "portal-rs"
---

# The superhard materials concept is repeatedly active, HHWW has two consecutive trading limits

The superhard materials concept is repeatedly active, HHWW has two consecutive limit-ups, SF Diamond rose by 10%, and Huifeng Diamond followed suit

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