---
title: "The three major A-share indices closed mixed at midday, with SMIC down over 4%"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/263935945.md"
description: "36Kr learned that the three major A-share indices showed mixed results at the midday break, with the Shanghai Composite Index up 0.05%, the Shenzhen Component Index down 1.06%, and the ChiNext Index down 1.37%; the semiconductor and precious metals sectors led the decline, with SMIC down over 4%, Zijin Mining down over 3%, and Cambricon down over 2%; the oil and gas and media sectors saw the largest gains, with Jishi Media and OPG hitting the daily limit, CNOOC and PETROCHINA up over 4%, and Sinopec up nearly 2%"
datetime: "2025-11-03T03:36:29.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/263935945.md)
  - [en](https://longbridge.com/en/news/263935945.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/263935945.md)
---

# The three major A-share indices closed mixed at midday, with SMIC down over 4%

36Kr learned that the three major A-share indices closed mixed at noon, with the Shanghai Composite Index up 0.05%, the Shenzhen Component Index down 1.06%, and the ChiNext Index down 1.37%; the semiconductor and precious metals sectors led the decline, with SMIC down over 4%, Zijin Mining down over 3%, and Cambricon down over 2%; the oil and gas and media sectors saw the largest gains, with Jishi Media and OPG hitting the daily limit, CNOOC and PETROCHINA up over 4%, and Sinopec up nearly 2%

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