---
title: "December 3rd Midday Review: The ChiNext Index surged and then fell, down 0.5%, with superhard materials and coal sectors performing strongly against the trend"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/268350790.md"
description: "On December 3rd at noon, the market experienced fluctuations and adjustments, with the three major indices slightly declining, and the ChiNext Index falling by 0.5%. The superhard materials and coal sectors performed strongly against the trend, with SF Diamond rising over 10%, and Dayou Energy and others hitting the limit up. Pharmaceutical commercial stocks were active, with Haiwang Bio achieving five consecutive limit ups. The commercial aerospace sector rebounded from the bottom, with Aerospace Power performing a limit up. The AI applications and consumer electronics sectors fell, with Inspur Software hitting the limit down and Yunzhuang Technology dropping over 10%. More than 3,700 stocks in the Shanghai, Shenzhen, and Beijing markets were in the red, with a morning trading volume of 1.08 trillion"
datetime: "2025-12-03T03:31:05.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/268350790.md)
  - [en](https://longbridge.com/en/news/268350790.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/268350790.md)
---

# December 3rd Midday Review: The ChiNext Index surged and then fell, down 0.5%, with superhard materials and coal sectors performing strongly against the trend

The market experienced fluctuations and adjustments in the morning, with the three major indices slightly declining. The superhard materials sector rose against the trend, with SF Diamond increasing by over 10%. The coal sector collectively surged, with Dayou Energy and others hitting the limit up. Pharmaceutical commercial stocks continued to be active, with Haiwang Bio achieving five consecutive limit ups. The commercial aerospace sector rebounded from the bottom, with Aerospace Power performing a limit up. On the downside, AI application stocks adjusted, with Inspur Software hitting the limit down; the consumer electronics sector fell, with Yunzong Technology dropping over 10%. Most individual stocks declined, with over 3,700 stocks in the Shanghai, Shenzhen, and Beijing markets showing red, and the morning trading volume reaching 1.08 trillion. At the midday close, the Shanghai Composite Index fell by 0.09%, the Shenzhen Component Index fell by 0.19%, and the ChiNext Index fell by 0.5%

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