今日，寒武纪开盘暴跌6.80%，股价跌破1500元，盘中最高跌8.67%。截至发稿跌6.47%报1485.10元，成交额突破 100亿元。开盘半小时，寒武纪股价与贵州茅台交替领先。 同时，公司强调未有新产品发布计划，近期网上传播的关于公司新产品情况的信息，均为误导市场的不实信息。敬 请投资者理性决策，注意投资风险。 此前一日，这家国产AI芯片龙头以1587.91元/股的收盘价超越贵州茅台，成为A股"新晋股王"，但随后紧急发布的股 票交易风险提示公告，却为狂热的市场敲响了警钟。 | | Eg 前复权 超级叠加 画线 工具 & (2) | >> | | | | | | 寒武纪-U 1 立即 | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | 量6.75万 换1.61% 振4.52% 额 | WP | | 1485.10 -102.81 -6.47% | | | | 688256 交易 | | | | 2025/03/27-2025/08/29(107日)▼ | | | | | | | | | | SSE CNY 9:59:23 ...

金融界2025年8月29日消息，国家知识产权局信息显示，博泰车联网科技（上海）股份有限公司、东风 汽车集团股份有限公司取得一项名为"基于蓝牙的手机省流方法与系统"的专利，授权公告号CN 114630370 B，申请日期为2020年12月。 天眼查资料显示，博泰车联网科技（上海）股份有限公司，成立于2009年，位于上海市，是一家以从事 汽车制造业为主的企业。企业注册资本13955.4349万人民币。通过天眼查大数据分析，博泰车联网科技 （上海）股份有限公司共对外投资了34家企业，参与招投标项目17次，财产线索方面有商标信息352 条，专利信息2402条，此外企业还拥有行政许可2个。 声明：市场有风险，投资需谨慎。本文为AI基于第三方数据生成，仅供参考，不构成个人投资建议。 ...

资料显示，成都盟升电子技术股份有限公司(简称:盟升电子股票代码:688311.SH),是一家从事卫星导航、 卫星通信、电子对抗及数据链,终端产品研发、制造、销售及相关技术服务为一体的国家级专精特新"小 巨人"企业。 根据最新一期财务数据，2025年1月-6月，盟升电子实现营业收入1.198亿元，同比增加49.74%；归属净 利润-0.371亿元，同比增加13.72%；扣非净利润-0.444亿元，同比增加18.0%。 截至2025年6月，盟升电子筹码集中度非常集中。十大股东持股合计占比49.06%，十大流通股东持股合 计占比49.06%。股东人数6768户，人均流通股2.481万股，人均持股金额106.81万元。 8月29日，盟升转债盘中上涨2.04%报239.589元/张，成交额1.19亿元，转股溢价率14.97%。 资料显示，盟升转债信用级别为"A"，债券期限6年（本次发行的可转债票面利率为第一年0.20%、第二 年0.40%、第三年0.60%、第四年1.50%、第五年1.80%、第六年2.50%），对应正股名称为盟升电子，转 股开始日为2024年3月18日，转股价20.94元。 可转换债券简称可转债，是一 ...

Core Viewpoint - Top Group's stock price increased by 8.38% on August 29, reaching 63.61 CNY per share, with a trading volume of 2.844 billion CNY and a turnover rate of 2.7%, resulting in a total market capitalization of 110.544 billion CNY [1] Company Overview - Ningbo Top Group Co., Ltd. is located in Beilun District, Ningbo, Zhejiang Province, and specializes in the research and manufacturing of automotive power chassis systems, decorative systems, and intelligent driving systems [1] - The company has established partnerships with numerous global automotive manufacturers, including Audi, BMW, Stellantis, General Motors, Geely, Ford, Mercedes-Benz, Volkswagen, and several others since its founding in 1983 [1] Financial Performance - For the period from January to March 2025, Top Group reported a revenue of 5.768 billion CNY, representing a year-on-year growth of 1.40% [1] - The net profit attributable to shareholders for the same period was 565 million CNY, showing a year-on-year decrease of 12.39% [1] - As of March 31, the number of shareholders for Top Group was 103,900, with an average of 16,700 circulating shares per person [1]

金融界2025年8月29日消息，国家知识产权局信息显示，重庆长安汽车股份有限公司取得一项名为"一种 锚点配置方法、系统、车辆以及介质"的专利，授权公告号CN 116347478 B，申请日期为2023年03月。 声明：市场有风险，投资需谨慎。本文为AI基于第三方数据生成，仅供参考，不构成个人投资建议。 天眼查资料显示，重庆长安汽车股份有限公司，成立于1996年，位于重庆市，是一家以从事汽车制造业 为主的企业。企业注册资本992179.9422万人民币。通过天眼查大数据分析，重庆长安汽车股份有限公 司共对外投资了119家企业，参与招投标项目5000次，财产线索方面有商标信息3129条，专利信息5000 条，此外企业还拥有行政许可962个。 ...

Company Overview - Shanghai Xiangfenghua Technology Co., Ltd. was established in June 2009 and listed on the Shenzhen Stock Exchange's ChiNext board on September 17, 2020, with the stock code "300890" [2] - The company specializes in the research, production, and sales of high-end graphite and silicon-carbon anode materials for lithium-ion batteries, as well as nuclear graphite and graphene for high-temperature gas-cooled reactors [2] - Its products are widely used in various fields, including new energy vehicles, energy storage stations, consumer electronics, electric tools, and electric bicycles [2] - Major clients include well-known global lithium battery companies such as BYD, LG Energy, Guoxuan High-Tech, Samsung SDI, and CATL [2] Financial Performance - For the first half of 2025, Xiangfenghua reported operating revenue of 687.6 million yuan, a year-on-year decrease of 2.8% [2] - The net profit attributable to shareholders was -2.9459 million yuan, representing a year-on-year decline of 107.7% [2] - The non-recurring net profit was -14.8 million yuan, showing a year-on-year drop of 159.65% [2] Market Activity - On August 29, Xiangfeng convertible bonds rose by 2.0% to 136.5 yuan per bond, with a trading volume of 43.7477 million yuan and a conversion premium rate of 18.96% [1] - The convertible bonds have a credit rating of "AA-" and a maturity period of 6 years, with interest rates increasing from 0.30% in the first year to 3.00% in the sixth year [1] - The conversion price for the bonds is set at 27.44 yuan, with the conversion period starting on April 16, 2024 [1]

Group 1 - The company, Hangzhou Jizhi Electromechanical Co., Ltd., was established in June 2004 and focuses on the research, design, production, and sales of fully automatic balancing machines, aiming to become a comprehensive application enterprise in balancing technology [2] - The company completed its shareholding system reform in March 2012 and successfully listed on the Shenzhen Stock Exchange's Growth Enterprise Market in October 2016 [2] - As a leading enterprise in the dynamic balancing industry in China, the company collaborates with subsidiaries to extend its industrial chain and actively develops new products, targeting sectors such as new energy and aerospace [2] Group 2 - For the first half of 2025, the company reported operating revenue of 160.6 million yuan, a year-on-year increase of 51.66%, and a net profit attributable to shareholders of 23 million yuan, a year-on-year increase of 199.23% [2] - The company's net profit excluding non-recurring items reached 15.9 million yuan, reflecting a year-on-year increase of 109.86% [2] - As of June 2025, the company's shareholder concentration is high, with the top ten shareholders holding a combined 52.22% of shares, and the top ten circulating shareholders holding 39.27% [2]

Group 1 - The core viewpoint of the news is that Jiahe Convertible Bond has experienced a decline in its market price and has specific financial characteristics, including a credit rating of "A+" and a conversion premium of 16.46% [1] - The bond has a maturity of 6 years with varying interest rates, starting from 0.20% in the first year to 2.50% in the sixth year, and the conversion price is set at 13.46 yuan [1] - The conversion date for the bond is July 10, 2024, allowing bondholders to convert their bonds into common stock of Jiahe Intelligent [1] Group 2 - Jiahe Intelligent Technology Co., Ltd. was listed on the Shenzhen Stock Exchange's Growth Enterprise Market in October 2019 and is recognized as a national high-tech enterprise [2] - The company specializes in the design, research and development, manufacturing, and sales of electroacoustic products, positioning itself as a leading manufacturer in the domestic market [2] - For the first half of 2025, Jiahe Intelligent reported a revenue of 1.0047 billion yuan, a year-on-year decrease of 10.82%, and a net profit attributable to shareholders of 25.1219 million yuan, down 38.12% year-on-year [2] - The company has a relatively dispersed shareholder structure, with the top ten shareholders holding a combined 35.41% of shares and a total of 52,260 shareholders [2]

专利摘要显示，本发明属于高分子材料合成技术领域，公开了一种高效制备聚碳酸酯二元醇的方 法。该制备方法包含：在氮气保护下，将原料二元醇和催化剂加入到聚酯反应釜内；升温到145℃ ±5℃，缓慢匀速加入碳酸二甲酯，4小时滴加完成；升高温度到180℃，反应2小时；梯度升温1℃/min， 同时抽真空至低压力，升温到210±5℃；逐步升高真空度，稳定后控制真空时间1‑1.5h，反应温度为 210±5℃。 2025年8月26日消息，国家知识产权局信息显示，四川泸天化创新研究院有限公司申请一项名为"一 种高效制备聚碳酸酯二元醇的方法"的专利，公开号CN120535736A，申请日期为2025年06月。 ...

Group 1 - The Ministry of Housing and Urban-Rural Development of China stated that the real estate market is stabilizing, with a 15.5 percentage point reduction in the year-on-year decline of national commercial housing sales area compared to the same period in 2024 [1] - The price index for new and second-hand housing in 70 large and medium-sized cities has shown a continuous narrowing of the year-on-year decline since October last year, indicating a trend of stabilization in the real estate market [1] - Despite the positive outlook, international rating agencies remain pessimistic, with Fitch recently downgrading Vanke's rating to CCC-, reflecting an overly negative view of the industry [1] Group 2 - Vanke achieved revenue of 105.3 billion and sales income of nearly 70 billion in the first half of the year, with a high-quality delivery of over 45,000 units and a sales collection rate exceeding 100% [2] - The company has actively revitalized its inventory, generating nearly 60 billion in cash flow from inventory management, and has completed a total of 800 billion in available sales value since the beginning of 2023 [2] - Vanke has received strong support from major shareholders, successfully repaying 24.39 billion in public debt and having no public debt due before 2027 [2]