---
title: "300398.SZ (300398.SZ) — Related News"
type: "Symbol"
locale: "en"
url: "https://longbridge.com/en/quote/300398.SZ/news.md"
symbol: "300398.SZ"
name: "300398.SZ"
parent: "https://longbridge.com/en/quote/300398.SZ.md"
datetime: "2026-05-20T20:35:38.993Z"
locales:
  - [en](https://longbridge.com/en/quote/300398.SZ/news.md)
  - [zh-CN](https://longbridge.com/zh-CN/quote/300398.SZ/news.md)
  - [zh-HK](https://longbridge.com/zh-HK/quote/300398.SZ/news.md)
---

# 300398.SZ (300398.SZ) — Related News

### [The price increase of core materials for semiconductor packaging raises costs, providing domestic companies with replacement opportunities and enhancing profits](https://longbridge.com/en/news/286691122.md)
*2026-05-18T00:47:39.000Z*
> The global semiconductor packaging materials price increase is spreading, with Sumitomo Bakelite announcing a price hike

### [PhiChem: The company's semiconductor materials can be used for PLP packaging, but the current revenue scale is not large](https://longbridge.com/en/news/285898064.md)
*2026-05-11T07:20:35.000Z*
> PhiChem stated on the interactive platform that its semiconductor materials can be used for various advanced packaging f

### [](https://longbridge.com/en/news/285864821.md)
*2026-05-11T01:32:10.000Z*
> The A-share storage chip sector was active at the beginning of the trading session, with Sinophorus hitting a 20% limit 

### [](https://longbridge.com/en/news/285488063.md)
*2026-05-07T05:19:32.000Z*
> The A-share storage chip sector surged again in the afternoon, with KingShine rising over 13%, Hua Hong, SJ SEMI, PhiChe

### [](https://longbridge.com/en/news/285465873.md)
*2026-05-07T01:27:28.000Z*
> Fiber optic concept stocks remained active, with TDii hitting the daily limit up at the open. SDGI, T&S, PhiChem, RoboTe

### [The electronic paper concept rises, New Vision increases by over 8%](https://longbridge.com/en/news/284143980.md)
*2026-04-27T02:57:29.000Z*
> The electronic paper concept is rising, with New Vision up over 8%. Holitech previously hit the daily limit, while YES O

### [PhiChem: The prices of optical fiber coating products are expected to show an upward trend](https://longbridge.com/en/news/283693097.md)
*2026-04-22T15:23:05.000Z*
> PhiChem stated at the earnings briefing that the future price changes of optical fiber coating products will mainly depe

### [PhiChem released its 2025 annual performance, with a net profit attributable to the parent company of 390 million yuan, an increase of 58.36%](https://longbridge.com/en/news/283493247.md)
*2026-04-21T11:49:24.000Z*
> PhiChem released its 2025 annual report, with operating revenue of 3.226 billion yuan, a year-on-year increase of 10.56%