---
title: "The three major A-share indices collectively rose at the midday break, with a significant increase in optical modules"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/279881654.md"
description: "36Kr learned that the three major indices of A-shares collectively rose during the midday break, with the Shanghai Composite Index up 0.16%, the Shenzhen Component Index up 1.57%, and the ChiNext Index up 3.3%; optical modules surged, with YUANJIE SEMICONDUCTOR hitting the daily limit, surpassing Cambricon to become the second in A-shares, Eoptolink rose over 9%, and Zhongji Innolight rose over 8%; the photovoltaic and lithium battery concepts strengthened, with Deye, Sineng, and SOFARSOLAR hitting the daily limit; the oil and gas concept adjusted, with Xinjin Power falling over 9% and Zhun Oil falling over 7%; more stocks fell than rose, with over 3,200 stocks in the Shanghai, Shenzhen, and Beijing markets showing red"
datetime: "2026-03-20T03:38:27.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/279881654.md)
  - [en](https://longbridge.com/en/news/279881654.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/279881654.md)
---

# The three major A-share indices collectively rose at the midday break, with a significant increase in optical modules

36Kr learned that the three major indices of A-shares collectively rose during the midday break, with the Shanghai Composite Index up 0.16%, the Shenzhen Component Index up 1.57%, and the ChiNext Index up 3.3%; optical modules surged, with YUANJIE SEMICONDUCTOR hitting the daily limit, surpassing Cambricon to become the second in A-shares, Eoptolink rose over 9%, and Zhongji Innolight rose over 8%; the photovoltaic and lithium battery concepts strengthened, with Deye, Sineng, and SOFARSOLAR hitting the daily limit; the oil and gas concept adjusted, with Xinjin Power down over 9% and Zhun Oil down over 7%; more stocks fell than rose, with over 3,200 stocks in the Shanghai, Shenzhen, and Beijing markets showing red

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