---
title: "603530.SH (603530.SH) — Related News"
type: "Symbol"
locale: "en"
url: "https://longbridge.com/en/quote/603530.SH/news.md"
symbol: "603530.SH"
name: "603530.SH"
parent: "https://longbridge.com/en/quote/603530.SH.md"
datetime: "2026-05-19T20:47:29.787Z"
locales:
  - [en](https://longbridge.com/en/quote/603530.SH/news.md)
  - [zh-CN](https://longbridge.com/zh-CN/quote/603530.SH/news.md)
  - [zh-HK](https://longbridge.com/zh-HK/quote/603530.SH/news.md)
---

# 603530.SH (603530.SH) — Related News

### [JSSMDL received research visits from 3 institutions, including Ruiyuan Fund and Guohai Securities](https://longbridge.com/en/news/286410548.md)
*2026-05-14T11:47:20.000Z*
> JSSMDL received research from three institutions including Ruiyuan Fund and Guohai Securities from May 11 to 12, 2026. T

### [JSSMDL: Net profit of 432 million yuan in 2025, a year-on-year increase of 38.92%](https://longbridge.com/en/news/283007148.md)
*2026-04-16T13:10:38.000Z*
> JSSMDL announced that it expects to achieve operating revenue of 1.721 billion yuan in 2025, a year-on-year increase of 

### [JSSMDL: The cumulative share repurchase ratio has reached 2.11%, with an amount of 301 million yuan](https://longbridge.com/en/news/281999356.md)
*2026-04-08T08:06:26.000Z*
> JSSMDL announced that the company will start share repurchases on July 30, 2025, intended for equity incentives and/or e

### [JSSMDL: Raises the upper limit of the share repurchase price to no more than 95 yuan/share](https://longbridge.com/en/news/281743416.md)
*2026-04-06T08:48:58.000Z*
> On April 6th, JSSMDL announced that the upper limit for the share repurchase price has been adjusted from no more than 3

### [The nuclear power concept continues to strengthen, with Fangda Carbon and other stocks hitting the daily limit](https://longbridge.com/en/news/277870133.md)
*2026-03-05T03:11:06.000Z*
> The nuclear power concept continues to strengthen, with FANGDA CARBON, SHUNNA, DONGFANG ELEC, China XD, BENEFO, ZHONG CH

### [Limit-up review: Today, a total of 46 stocks in the market hit the limit-up, with a total of 6 stocks on consecutive limit-up boards. The concept of power grid equipment strengthened, with JSSMDL and Hangzhou Cables hitting the limit-up!](https://longbridge.com/en/news/277763626.md)
*2026-03-04T10:37:17.000Z*
> On March 4th, the Shanghai Composite Index fell by 0.98%, the Shenzhen Component Index fell by 0.75%, and the ChiNext In

### [March 4th consecutive board stock analysis: The promotion rate of consecutive board stocks is less than 20%, while the power grid equipment sector is strong against the trend](https://longbridge.com/en/news/277745242.md)
*2026-03-04T07:59:09.000Z*
> On March 4th, the advancement rate of consecutive limit-up stocks was less than 20%, short-term sentiment weakened, and 

### [Today's analysis of limit-up and limit-down stocks: 46 limit-up stocks, 21 limit-down stocks, the power grid equipment sector is strong, HUATONG WIRES & CABLES GROUP, SHUNNA, and others hit the limit-up](https://longbridge.com/en/news/277739538.md)
*2026-03-04T07:14:10.000Z*
> On March 4th, the A-share market was active, with 46 stocks hitting the daily limit up and 21 stocks hitting the daily l

### [JSSMDL: The company is mainly engaged in the research and development, production, and sales of products such as composite external insulation for power system substations, and there have been no significant changes in its main business](https://longbridge.com/en/news/277176078.md)
*2026-02-27T09:50:40.000Z*
> JSSMDL released a notice of abnormal fluctuations, stating that the company's stock price deviation exceeded 20% cumulat