---
title: "301421.SZ (301421.SZ) — Related News"
type: "Symbol"
locale: "en"
url: "https://longbridge.com/en/quote/301421.SZ/news.md"
symbol: "301421.SZ"
name: "301421.SZ"
parent: "https://longbridge.com/en/quote/301421.SZ.md"
datetime: "2026-05-20T16:18:39.263Z"
locales:
  - [en](https://longbridge.com/en/quote/301421.SZ/news.md)
  - [zh-CN](https://longbridge.com/zh-CN/quote/301421.SZ/news.md)
  - [zh-HK](https://longbridge.com/zh-HK/quote/301421.SZ/news.md)
---

# 301421.SZ (301421.SZ) — Related News

### [](https://longbridge.com/en/news/286993957.md)
*2026-05-20T02:26:03.000Z*
> A-share photolithography concept stocks surged in the short term, ZJHTC hit the daily limit, Huate Gas rose over 7%, SBS

### [Wavelength OE released its first-quarter performance, with a net profit attributable to the parent company of 6.4732 million yuan, a decrease of 0.60%](https://longbridge.com/en/news/283357004.md)
*2026-04-20T12:53:06.000Z*
> Wavelength OE released its Q1 2026 report, with operating revenue of 97.8887 million yuan, a year-on-year decrease of 1.

### [Wavelength OE: Net profit of 35.4914 million yuan in 2025, a year-on-year decrease of 3.97%](https://longbridge.com/en/news/283344148.md)
*2026-04-20T11:30:32.000Z*
> Wavelength OE announced that the operating revenue for 2025 is expected to be 465 million yuan, a year-on-year increase 

### [Partial fluctuations in the photolithography machine concept, HIGHLY hits the limit up](https://longbridge.com/en/news/282122381.md)
*2026-04-09T02:22:48.000Z*
> The lithography machine concept experienced partial fluctuations during trading, with HIGHLY hitting the limit up, and W

### [](https://longbridge.com/en/news/280734515.md)
*2026-03-27T05:40:33.000Z*
> The A-share photolithography machine sector fluctuated and rose in the afternoon, with KAIMEITE GASES hitting the daily 

### [Lithography machine concept stocks surged in the short term, with Mloptic rising nearly 10%](https://longbridge.com/en/news/273179694.md)
*2026-01-21T06:00:29.000Z*
> Photolithography concept stocks surged in the short term, with Mloptic rising nearly 10%, Wavelength OE up over 8%, and 

### [](https://longbridge.com/en/news/271177422.md)
*2025-12-31T06:04:32.000Z*
> The A-share photolithography machine sector saw a short-term surge in the afternoon, with ZJHTC rising over 9%, KINGLAI 

### [The photolithography machine sector surged in early trading](https://longbridge.com/en/news/270087482.md)
*2025-12-18T01:33:30.000Z*
> The photolithography equipment sector surged in the early trading session, with KaiMei Electric and KINGLAI MATERIALS ri

### [Wavelength OE: Plans to permanently supplement working capital with a surplus of 25.1485 million yuan from raised funds](https://longbridge.com/en/news/269366677.md)
*2025-12-11T10:40:12.000Z*
> Wavelength OE announced that the company held a board meeting on December 11, 2025, and approved the proposal on the com