---
title: "300284.SZ (300284.SZ) — Related News"
type: "Symbol"
locale: "en"
url: "https://longbridge.com/en/quote/300284.SZ/news.md"
symbol: "300284.SZ"
name: "300284.SZ"
parent: "https://longbridge.com/en/quote/300284.SZ.md"
datetime: "2026-05-20T22:23:24.305Z"
locales:
  - [en](https://longbridge.com/en/quote/300284.SZ/news.md)
  - [zh-CN](https://longbridge.com/zh-CN/quote/300284.SZ/news.md)
  - [zh-HK](https://longbridge.com/zh-HK/quote/300284.SZ/news.md)
---

# 300284.SZ (300284.SZ) — Related News

### [The shrinking of traditional businesses forces transformation, as transportation design institutes collectively bet on "AI + Transportation"](https://longbridge.com/en/news/285729505.md)
*2026-05-08T12:55:09.000Z*
> Against the backdrop of a slowdown in transportation investment and construction, transportation design institutes are f

### [JSTI: Appointed Ling Chen as the company's board secretary](https://longbridge.com/en/news/275865682.md)
*2026-02-13T07:50:35.000Z*
> JSTI announced that the 11th meeting of the 6th Board of Directors reviewed and approved the "Proposal on the Appointmen

### [Company Quick Review | Revenue recognition violations combined with delayed information disclosure, JSTI needs to confront the deep-seated issues of internal governance](https://longbridge.com/en/news/275699854.md)
*2026-02-12T04:33:12.000Z*
> JSTI received a regulatory letter from the Shenzhen Stock Exchange and a warning letter from the Jiangsu Securities Regu

### [JSTI: Received a warning letter from the Jiangsu Securities Regulatory Bureau](https://longbridge.com/en/news/275591928.md)
*2026-02-11T10:53:42.000Z*
> JSTI: Received a warning letter from the Jiangsu Securities Regulatory Bureau

### [JSTI: Guizhou PPP Industrial Investment Fund Extension and Capital Reduction](https://longbridge.com/en/news/273606101.md)
*2026-01-25T08:51:53.000Z*
> JSTI announced that the company held a board meeting on January 24, 2026, and approved the proposal regarding the extens

### [JSTI: The controlling shareholder, Zhushi Group, increased its holdings by 23.3138 million shares, raising its ownership ratio to 26.9231%](https://longbridge.com/en/news/268928925.md)
*2025-12-08T09:40:42.000Z*
> JSTI announced that its controlling shareholder, Zhushi Group, increased its holdings by 23.3138 million shares through 

### [JSTI: Fu Guanhua and concerted parties, Pan Lingsong and Zhang Haijun, plan to reduce their holdings by 0.7919%, 0.1425%, and 0.0633% respectively](https://longbridge.com/en/news/264897674.md)
*2025-11-07T14:54:50.000Z*
> JSTI announced that Fu Guanhua and his concerted actors plan to reduce their holdings by no more than 10 million shares 

### [China Mobile Research Institute, Changzhi Cloud, and JSTI signed a cooperation agreement](https://longbridge.com/en/news/263425710.md)
*2025-10-30T04:46:30.000Z*
> Recently, China Mobile Information Communication Technology Co., Ltd., Beijing Changzhiyun Information Technology Co., L

### [JSTI: Net profit loss of 16.3569 million yuan in the third quarter, a decrease of 252.82%](https://longbridge.com/en/news/262871873.md)
*2025-10-27T10:41:10.000Z*
> JSTI announced that its revenue for the third quarter was 993 million yuan, a year-on-year increase of 16.06%; the net p