---
title: "300456.SZ (300456.SZ) — 相關新聞"
type: "Symbol"
locale: "zh-HK"
url: "https://longbridge.com/zh-HK/quote/300456.SZ/news.md"
symbol: "300456.SZ"
name: "300456.SZ"
parent: "https://longbridge.com/zh-HK/quote/300456.SZ.md"
datetime: "2026-03-17T22:14:48.857Z"
locales:
  - [en](https://longbridge.com/en/quote/300456.SZ/news.md)
  - [zh-CN](https://longbridge.com/zh-CN/quote/300456.SZ/news.md)
  - [zh-HK](https://longbridge.com/zh-HK/quote/300456.SZ/news.md)
---

> 支持的語言: [English](https://longbridge.com/en/quote/300456.SZ/news.md) | [简体中文](https://longbridge.com/zh-CN/quote/300456.SZ/news.md)


# 300456.SZ (300456.SZ) — 相關新聞

### [PRIMARIUS: Reply to the Inquiry Letter Regarding the Review of Issuing Shares to Purchase Assets](https://longbridge.com/zh-HK/news/279148892.md)
*2026-03-15T09:13:15.000Z*
> PRIMARIUS announced that the company plans to issue shares and pay cash to acquire 100% equity of Chengdu Ruicheng Chip 

### [Tianfeng's Guo Mingqi: NVIDIA's next-generation Rubin platform has started new material testing, and the PCB upgrade cycle is approaching](https://longbridge.com/zh-HK/news/278999587.md)
*2026-03-13T07:27:59.000Z*
> According to Guo Mingqi from Tianfeng International, NVIDIA has initiated testing for the next-generation M10 copper-cla

### [](https://longbridge.com/zh-HK/news/278486459.md)
*2026-03-10T03:40:06.000Z*
> SMEI: The company has not yet achieved risk trial production or mass production of MEMS-MicroLED

### [Saiying Electronics IPO: Chen Guoxian cashes out a huge amount, Huang Zhenyu serves as an independent director while Chen Beilu invests in private equity](https://longbridge.com/zh-HK/news/278344428.md)
*2026-03-09T07:04:53.000Z*
> Saiying Electronics successfully registered on the Beijing Stock Exchange on February 10, 2026, planning to raise 270 mi

### [SMEI received research visits from 4 institutions, including Freshwater Fund, Xiaoyong Fund, Lingfeng Capital, and Tengfei Capital](https://longbridge.com/zh-HK/news/276900086.md)
*2026-02-25T14:07:29.000Z*
> SMEI received research visits from four institutions including Freshwater Capital, Xiaoyong Fund, Lingfeng Capital, and 

### [Tianshui Huatian Technology to buy Huayi Microelectronics for 3.0 billion yuan](https://longbridge.com/zh-HK/news/275476337.md)
*2026-02-10T14:33:30.000Z*
> Tianshui Huatian Technology to buy Huayi Microelectronics for 3.0 billion yuan

### [Over 60% of companies expect performance growth of over 20%, making it the right time to "dig for gold" in the A-share semiconductor industry](https://longbridge.com/zh-HK/news/274149073.md)
*2026-01-29T12:22:44.000Z*
> The A-share market has entered the performance forecast disclosure period, with 1,657 listed companies having disclosed 

### [SMEI: It is expected that the net profit attributable to the parent company for the fiscal year 2025 will be between 1.414 billion yuan and 1.504 billion yuan](https://longbridge.com/zh-HK/news/273838549.md)
*2026-01-27T12:02:24.000Z*
> On January 27th, SMEI announced that it expects to achieve operating revenue of RMB 806.6332 million to RMB 839.8964 mil