---
title: "688502.SH (688502.SH) — Related News"
type: "Symbol"
locale: "en"
url: "https://longbridge.com/en/quote/688502.SH/news.md"
symbol: "688502.SH"
name: "688502.SH"
parent: "https://longbridge.com/en/quote/688502.SH.md"
datetime: "2026-03-15T16:29:38.884Z"
locales:
  - [en](https://longbridge.com/en/quote/688502.SH/news.md)
  - [zh-CN](https://longbridge.com/zh-CN/quote/688502.SH/news.md)
  - [zh-HK](https://longbridge.com/zh-HK/quote/688502.SH/news.md)
---

> Supported Languages: [简体中文](https://longbridge.com/zh-CN/quote/688502.SH/news.md) | [繁體中文](https://longbridge.com/zh-HK/quote/688502.SH/news.md)


# 688502.SH (688502.SH) — Related News

### [Zhitong A-share lock-up release overview | March 9](https://longbridge.com/en/news/278296632.md)
*2026-03-09T01:02:39.000Z*
> On March 9th, a total of 12 listed companies had their restricted shares unlocked, with a total market value of approxim

### [March 9th A-share lock-up release details: 9 companies with a total market value of 18.805 billion released from restricted shares, with Mloptic leading at 12.16 billion in released market value](https://longbridge.com/en/news/278288173.md)
*2026-03-08T23:47:17.000Z*
> On Monday (March 9), 9 companies had their restricted shares unlocked, with a total unlocking volume of 282 million shar

### [Next week unlock: Three companies' restricted shares, with a market value exceeding 10 billion yuan](https://longbridge.com/en/news/278181500.md)
*2026-03-06T23:47:17.000Z*
> Next week, three companies will have their restricted shares unlocked, with a total market value exceeding 10 billion yu

### [Mloptic: Net profit is expected to grow by 30.61% year-on-year in 2025](https://longbridge.com/en/news/277175957.md)
*2026-02-27T09:44:56.000Z*
> Mloptic announced that the company achieved an operating income of 690.5052 million yuan in 2025, a year-on-year increas

### [Leica Camera is up for sale](https://longbridge.com/en/news/274087367.md)
*2026-01-29T04:07:52.000Z*
> Leica Camera's two major shareholders are considering selling their controlling stake, with an overall valuation of appr

### [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/272643611.md)
*2026-01-15T05:07:21.000Z*
> The A-share photoresist sector saw a surge in the afternoon, with HIFICHEM hitting the daily limit, followed by Red Aven

### [](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 

### [High Growth Tech Stocks In Asia To Watch December 2025](https://longbridge.com/en/news/270415960.md)
*2025-12-21T23:30:44.000Z*
> The article highlights high-growth tech stocks in Asia, focusing on companies like MLOptic, Hefei Kewell Power System, a

### [Mloptic: Using raised funds to provide a loan of 278 million yuan to its wholly-owned subsidiary to implement fundraising investment projects](https://longbridge.com/en/news/270273451.md)
*2025-12-19T08:23:52.000Z*
> Mloptic announced that the company is using part of the funds raised from convertible corporate bonds to provide a loan