---
title: "February 20th Midday Review: The ChiNext Index fell 0.72% in half a day, while AI glasses concept stocks surged against the trend"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/228953724.md"
description: "On February 20th, at the midday close, the ChiNext Index fell by 0.72%, with the market experiencing fluctuations and adjustments. AI glasses concept stocks rose against the trend, with SHENZHEN JAME TECHNOLOGY, FPT, and several other stocks hitting the daily limit. AI medical concept stocks performed strongly, with BIOLIGHT also reaching the limit. The organic silicon concept stocks also showed unusual movements, with Yuanxiang New Materials hitting the daily limit. Tencent Cloud concept stocks declined, with Century Hengtong and others dropping over 5%. The Shanghai Composite Index fell by 0.16%, the Shenzhen Component Index fell by 0.2%, and the trading volume reached 1.15 trillion"
datetime: "2025-02-20T03:30:57.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/228953724.md)
  - [en](https://longbridge.com/en/news/228953724.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/228953724.md)
---

# February 20th Midday Review: The ChiNext Index fell 0.72% in half a day, while AI glasses concept stocks surged against the trend

The market experienced fluctuations and adjustments in the morning, with the ChiNext Index at one point dropping over 1%. AI glasses concept stocks surged against the trend, with SHENZHEN JAME TECHNOLOGY, FPT, Victory Precision, Zhuoyue Technology, and Yingtong Communications among more than ten stocks hitting the daily limit. AI medical concept stocks strengthened again, with BIOLIGHT, Guangzheng Ophthalmology, and International Medical also reaching the limit. The organic silicon concept stocks showed unusual movements, with Yuanxiang New Materials and Hongbo New Materials hitting the daily limit. On the downside, Tencent Cloud concept stocks declined, with Century Hengtong and Capital Online dropping over 5%. More stocks rose than fell, with over 2,900 stocks in the Shanghai, Shenzhen, and Beijing markets in the green, and a total transaction volume of 1.15 trillion in the morning session. At the midday close, the Shanghai Composite Index fell 0.16%, the Shenzhen Component Index fell 0.2%, and the ChiNext Index fell 0.72%

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