--- title: "300520.SZ (300520.SZ) — Related News" type: "Symbol" locale: "en" url: "https://longbridge.com/en/quote/300520.SZ/news.md" symbol: "300520.SZ" name: "300520.SZ" parent: "https://longbridge.com/en/quote/300520.SZ.md" datetime: "2026-05-21T00:50:48.616Z" locales: - [en](https://longbridge.com/en/quote/300520.SZ/news.md) - [zh-CN](https://longbridge.com/zh-CN/quote/300520.SZ/news.md) - [zh-HK](https://longbridge.com/zh-HK/quote/300520.SZ/news.md) --- # 300520.SZ (300520.SZ) — Related News ### [GuoChuang: Has completed a share repurchase of 20.0102 million yuan](https://longbridge.com/en/news/283980163.md) *2026-04-24T10:22:34.000Z* > GuoChuang announced that the company has completed a share repurchase of 20.0102 million yuan, with the repurchase perio ### [NVIDIA launches the world's first quantum open-source AI model, quantum computing concept stocks surge in response](https://longbridge.com/en/news/282829033.md) *2026-04-15T10:49:06.000Z* > NVIDIA launched the world's first open-source AI model family for quantum computing, Ising, driving a significant rise i ### [](https://longbridge.com/en/news/282766151.md) *2026-04-15T01:34:16.000Z* > The A-share commercial aerospace concept continues to be active, *ST GUANDIAN touched the daily limit, GLAVI rose over 1 ### [Quantum technology concept stocks opened high, Digital China Information hit the daily limit](https://longbridge.com/en/news/282764933.md) *2026-04-15T01:30:09.000Z* > Quantum technology concept stocks opened high, Digital China Information hit the limit up, WEIDE INFORMATION rose over 1 ### [GuoChuang: Has repurchased 620,000 shares, using a total amount of 20.0102 million yuan](https://longbridge.com/en/news/281500765.md) *2026-04-02T09:38:51.000Z* > GuoChuang announced on March 31, 2026, that it has repurchased 620,000 shares through centralized bidding, accounting fo ### [Intraday News - Guoshuo (2406) stock price surged to the daily limit, with a limit price of 38.25 yuan and a trading volume of 64,764 shares](https://longbridge.com/en/news/279371084.md) *2026-03-17T05:11:29.000Z* > GuoShuo (2406-TW) stock price rose by 3.45 TWD on the 17th, reaching the limit-up price of 38.25 TWD, with a trading vol ### [](https://longbridge.com/en/news/277862691.md) *2026-03-05T01:58:43.000Z* > A-share quantum technology concept stocks rose in the short term, with Digital China Information hitting the daily limit ### [GuoChuang: Adjusting the maximum repurchase price of shares to 60 yuan/share](https://longbridge.com/en/news/277610267.md) *2026-03-03T11:14:13.000Z* > GuoChuang announced that the maximum repurchase price for its shares will be adjusted from 30 yuan per share to 60 yuan ### [Huawei's Ascend segment surged at the beginning of trading, and TALKWEB hit the daily limit](https://longbridge.com/en/news/277126726.md) *2026-02-27T01:38:06.000Z* > Huawei's Ascend segment surged at the beginning of the trading session, TALKWEB hit the daily limit, and Intellifusion,