---
title: "300821.SZ (300821.SZ) — Related News"
type: "Symbol"
locale: "en"
url: "https://longbridge.com/en/quote/300821.SZ/news.md"
symbol: "300821.SZ"
name: "300821.SZ"
parent: "https://longbridge.com/en/quote/300821.SZ.md"
datetime: "2026-05-20T20:57:54.818Z"
locales:
  - [en](https://longbridge.com/en/quote/300821.SZ/news.md)
  - [zh-CN](https://longbridge.com/zh-CN/quote/300821.SZ/news.md)
  - [zh-HK](https://longbridge.com/zh-HK/quote/300821.SZ/news.md)
---

# 300821.SZ (300821.SZ) — Related News

### [AMEC acquires Hangzhou Zhonggui, transaction submitted for registration, first "simple review" for mergers and acquisitions on the STAR Market](https://longbridge.com/en/news/284573921.md)
*2026-04-29T12:31:49.000Z*
> On April 29th, AMEC issued shares and paid cash to acquire 64.69% equity of Hangzhou Zhonggui and raised supporting fund

### [Dongyue Group's subsidiary Dongyue reported a profit of 190 million RMB in the first quarter, an increase of 4.4 times, with revenue rising by 5%](https://longbridge.com/en/news/283741778.md)
*2026-04-23T00:39:00.000Z*
> According to a report from Economic Information Daily on the 23rd, Dongyue Group announced that its non-wholly-owned sub

### [Dongyue Group: Dongyue Silicon Materials' net profit attributable to the parent company in the first quarter is 194 million yuan](https://longbridge.com/en/news/283656506.md)
*2026-04-22T11:40:04.000Z*
> Dongyue Group announced that its non-wholly-owned subsidiary Shandong Dongyue Silicon Materials Co., Ltd. (Dongyue, stoc

### [China's A-share major indices turn red in the afternoon](https://longbridge.com/en/news/282490563.md)
*2026-04-13T05:37:25.000Z*
> The Shanghai Composite Index rose 0.01%, the Shenzhen Component Index rose 0.7%, and the ChiNext Index rose 0.94%. Over 

### [](https://longbridge.com/en/news/282490255.md)
*2026-04-13T05:33:50.000Z*
> The A-share silicon energy sector surged, with JIANGSU BOQIAN NEW MATERIALS STOCK, Daqo Energy, and Tongwei Co., Ltd. ri

### [Dongyue: Initial results in countering involution are showing effectiveness, and the prosperity of the silicone industry is expected to bottom out and rebound](https://longbridge.com/en/news/282467841.md)
*2026-04-13T01:09:12.000Z*
> Dongyue stated at the performance briefing that as the expansion cycle comes to an end and downstream demand continues t

### [Dongyue's subsidiary Dongyue Silicon Material forecasts a year-on-year increase in net profit of up to 4.51 times in the first quarter](https://longbridge.com/en/news/281951149.md)
*2026-04-08T01:05:20.000Z*
> Dongyue Group announced that its subsidiary Dongyue Silicon Material expects a net profit of between 183 million and 203

### [Dongyue Group's subsidiary Dongyue expects its profit to increase by up to 4.5 times to over 200 million RMB in the first quarter of this year](https://longbridge.com/en/news/281944949.md)
*2026-04-07T23:54:00.000Z*
> Dongyue Group's subsidiary Dongyue Silicon Materials is expected to achieve a net profit of 183 million to 203 million y