---
title: "603991.SH (603991.SH) — Related News"
type: "Symbol"
locale: "en"
url: "https://longbridge.com/en/quote/603991.SH/news.md"
symbol: "603991.SH"
name: "603991.SH"
parent: "https://longbridge.com/en/quote/603991.SH.md"
datetime: "2026-05-21T01:36:12.171Z"
locales:
  - [en](https://longbridge.com/en/quote/603991.SH/news.md)
  - [zh-CN](https://longbridge.com/zh-CN/quote/603991.SH/news.md)
  - [zh-HK](https://longbridge.com/zh-HK/quote/603991.SH/news.md)
---

# 603991.SH (603991.SH) — Related News

### [Sz-lsi establishes a semiconductor new materials technology company](https://longbridge.com/en/news/286860715.md)
*2026-05-19T05:58:43.000Z*
> According to the Qichacha APP, recently, Shenzhen Leading Semiconductor New Materials Technology Co., Ltd. was establish

### [Sz-lsi's stock abbreviation is proposed to be changed to "Leading Shares"](https://longbridge.com/en/news/286736989.md)
*2026-05-18T08:17:03.000Z*
> Sz-lsi announced that it plans to change its stock abbreviation from "Sz-lsi" to "Leading Shares" to align with the comp

### [](https://longbridge.com/en/news/285666807.md)
*2026-05-08T05:18:32.000Z*
> The semiconductor materials sector saw a short-term surge, with LION hitting the daily limit, ESWIN rising over 10%, and

### [Leading Semiconductor: Net profit of 50.9636 million yuan in the first quarter](https://longbridge.com/en/news/283811550.md)
*2026-04-23T10:33:01.000Z*
> Leading Semiconductor announced that its revenue for the first quarter of 2026 was 896 million yuan, a year-on-year incr

### [Leading Semiconductor: Vice President Shi Jun resigns, Chairman Wang Qiang acts as Secretary of the Board](https://longbridge.com/en/news/281145597.md)
*2026-03-31T07:51:10.000Z*
> Sina Finance reported on March 31 that Leading Semiconductor announced that on March 31, the company's board of director

### [In 2025, Original reported a net loss attributable to shareholders of 45.8397 million yuan](https://longbridge.com/en/news/277443516.md)
*2026-03-02T10:07:02.000Z*
> Original released its 2025 annual performance report, with total operating revenue of 556 million yuan, a year-on-year i

### [Original: Leading semiconductor pledges 1.22% of shares for working capital](https://longbridge.com/en/news/274129320.md)
*2026-01-29T09:57:07.000Z*
> Original announced that Leading Semiconductor pledged 1.86 million shares, accounting for 36.21% of its holdings and 1.2

### [The storage chip concept rises again, GOLDEN SUN hits the 20% limit up](https://longbridge.com/en/news/273179019.md)
*2026-01-21T05:51:12.000Z*
> In the afternoon, the storage chip concept surged again, with GOLDEN SUN and FASTPRINT hitting the limit up. Previously,