7月15日晚间，沪深两市多家上市公司发布公告，以下是第一财经对一些重要公告的汇总，供投资者参 考。 【品大事】 中晟高科：筹划公司控制权变更事项 股票明起停牌 中晟高科(002778)公告，公司收到控股股东苏州市吴中金融控股集团有限公司及其一致行动人苏州吴中 区天凯汇达股权投资合伙企业（有限合伙）（以下简称"天凯汇达"）的通知，天凯汇达正在筹划拟以上 市公司市值25亿的价格对外转让其所持公司22.35%股份事宜，该事项可能导致公司控制权发生变更。 本次交易对手方为福州千景投资有限公司，系其实际控制人翁声锦与何从夫妇主要从事投资业务的平台 公司。公司股票自2025年7月16日开市起停牌，预计停牌时间不超过2个交易日。 岩山科技：全资子公司参与设立合伙企业 将以股权形式最终投向Bytedance Ltd. 岩山科技(002195)公告，全资子公司海南瑞弘于近日与上海国策投资管理有限公司、上海子璟商务信息 管理中心、上海起铭信息科技有限公司共同参与投资嘉兴澜晟创业投资合伙企业（有限合伙），并签署 了《嘉兴澜晟创业投资合伙企业（有限合伙）合伙协议》。合伙企业的认缴出资总额为4164万元，公司 全资子公司海南瑞弘作为有 ...

Performance Forecast - The company forecasts a revenue increase of 168.504 million yuan, representing a year-on-year growth of 60.07% [1] - Compared to the same period last year, the forecast indicates an increase of 50.06 million yuan, reflecting a year-on-year growth of 122.28% [1] - The company expects a significant increase in earnings per share, with a growth of 269.49% [1] Previous Year Performance - The previous year's earnings per share was 0.28 yuan, calculated based on the total share capital after the 2023 annual equity distribution [1] Reasons for Performance Changes - The company attributes its performance growth to strong AI technology drivers and continuous optimization of product and customer sales structure, leading to rapid revenue growth [2][3] - The company has successfully promoted its first-generation in-memory computing technology-based AI audio chips, achieving significant market penetration and sales growth [2] - R&D investment increased to approximately 123 million yuan, a year-on-year growth of 22.72%, with over 70 million yuan spent in the second quarter alone [2] Product and Market Development - The company has seen a significant increase in sales revenue from low-latency high-quality wireless audio products, driven by market demand [2] - The penetration rate of Bluetooth speaker SoC chips in leading audio brands continues to rise, indicating further growth potential [2] - The company is focusing on enhancing its product matrix competitiveness and promoting edge AI technology and products to meet downstream market demands [3]

证券代码：688049 证券简称：炬芯科技 公告编号：2025-045 炬芯科技股份有限公司 2025 年半年度业绩预告的自愿性披露公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性依法承担法律责任。 一、本期业绩预告情况 （一）业绩预告期间 2025 年 1 月 1 日至 2025 年 6 月 30 日。 （二）业绩预告情况 1、经炬芯科技股份有限公司（以下简称"公司"）财务部门初步测算，预计 2025 年半年度实现营业收入为 44,900.00 万元，与上年同期（法定披露数据）相 比，将增加 16,850.40 万元，同比增长 60.07%。 2、预计 2025 年半年度实现归属于母公司所有者的净利润为 9,100.00 万元， 与上年同期（法定披露数据）相比，将增加 5,006.00 万元，同比增长 122.28%。 3、预计 2025 年半年度归属于母公司所有者扣除非经常性损益后的净利润为 8,600.00 万元，与上年同期（法定披露数据）相比，将增加 6,272.45 万元，同比 增长 269.49%。 1 2024 年半年度归 ...

炬芯科技：2025年上半年净利同比预增122.28% 智通财经7月15日电，炬芯科技(688049.SH)公告称，2025年上半年预计归属于母公司所有者的净利润为 9,100万元，同比增长122.28%。报告期内，公司营业收入同比增长60.07%，产品和客户销售结构持续优 化，带动毛利水平提升，规模效应显著增强利润。同时，公司在AI技术驱动下，端侧产品AI化转型成 效显著，新品迭代加速，多个芯片系列产品渗透率提升，市场需求爆发，销售收入大幅增长。研发投入 加大也进一步巩固了公司的技术优势。 ...

关于以集中竞价交易方式回购公司股份的进展公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 证券代码：688049 证券简称：炬芯科技 公告编号：2025-044 炬芯科技股份有限公司 30.00 元/股调整为不超过人民币 53.00 元/股。除调整股份回购价格上限外，本次回 购股份方案的其他内容未发生变化。具体内容详见公司于 2025 年 4 月 2 日在上海 证券交易所网站（www.sse.com.cn）披露的《关于调整股份回购价格上限暨回购公 司股份的进展公告》（公告编号：2025-018）。 二、回购股份的进展情况 根据《上市公司股份回购规则》《上海证券交易所上市公司自律监管指引第 7 号——回购股份》等相关规定，公司在回购期间应当在每个月的前 3 个交易日内 公告截至上月末的回购进展情况。现将公司回购股份进展情况公告如下： 截至 2025 年 6 月 30 日，公司通过上海证券交易所交易系统以集中竞价交易 方式已累计回购公司股份 588,036 股，占公司目前总股本的 0.402%，回购成交的 最高价为49.76元 ...

Market Performance - A-shares indices experienced an overall increase during the week from June 23 to June 27, with the Shanghai Composite Index rising by 1.91%, the Shenzhen Component Index by 3.73%, and the ChiNext Index by 5.69% [1] - On June 28, the Shanghai Composite Index closed at 3424 points, down 0.70%, while the Shenzhen Component Index closed at 10379 points, up 0.34% [3] Stock Performance - A total of 49 stocks saw a price increase of over 30% during the week, with Wanlima leading at a 91.97% increase [4] - The computer industry had the highest number of stocks (7) with over 30% gains, followed by non-bank financials and light industry manufacturing, each with 3 stocks [4] - The largest decline was seen in Henglitui, which dropped by 91.01% [5] Trading Activity - 124 stocks had a turnover rate exceeding 100%, with Huazhijie leading at 357.44% [6] - The electronics, chemical, and computer sectors had the most stocks with turnover rates above 100% [6] Capital Flow - Non-bank financials, home appliances, and telecommunications sectors attracted significant capital inflows, while defense, basic chemicals, and power equipment sectors faced net sell-offs exceeding 40 billion yuan [8] - Oriental Fortune, Ningde Times, and Hengbao Shares were the top three stocks with net inflows, amounting to 27.29 billion yuan, 8.76 billion yuan, and 8.48 billion yuan respectively [8] Margin Trading - A total of 2130 stocks received net buying in margin trading, with 932 stocks having net purchases exceeding 10 million yuan [10] - Oriental Fortune topped the list with a net buying amount of 14.52 billion yuan [11] Institutional Research - 186 companies were researched by institutions, with Weijian Medical receiving the most attention from 144 institutions [12] - The focus of institutional research was on sectors such as pharmaceuticals, aerospace, electronic components, and industrial machinery [12] New Institutional Interests - 66 stocks were newly favored by institutions, with 15 stocks receiving target prices [17] - Juxin Technology was rated "strong buy" by Huachuang Securities with a target price of 76.84 yuan, while Sany Renewable Energy was also positively rated with a target price of 30.18 yuan [17][18]

Investment Rating - The report gives a "Strong Buy" rating for the company, Yuchip Technology (688049), with a target price of 76.84 CNY based on a 65x PE for 2025 [2][11]. Core Viewpoints - Yuchip Technology is a leading domestic low-power AIoT chip design manufacturer, focusing on the mid-to-high-end smart audio SoC sector. The company has established itself as a mainstream supplier in the Bluetooth speaker SoC market and is expanding into wireless microphones, home theaters, and wearable products [8][9][11]. - The company is expected to achieve significant revenue and profit growth in 2024 and 2025, driven by an increase in market share and the launch of new products. The projected revenue for 2024 is 652 million CNY, with a year-on-year growth of 25.3%, and a net profit of 107 million CNY, reflecting a year-on-year increase of 63.8% [2][30]. Company Overview - Yuchip Technology specializes in the research, design, and sales of mid-to-high-end smart audio SoC chips, with applications in various products such as Bluetooth speakers, smart wearables, and AIoT devices. The company has a diverse product matrix that includes smart wireless audio SoC chips, low-latency high-quality audio SoC chips, smart wearable SoC chips, and edge AI processor chips [19][20]. - The company has a stable and concentrated shareholding structure, with the controlling shareholder being the Taiwan Yeh family, ensuring consistent decision-making and strategic direction [24][26]. Financial Performance - The company is projected to achieve a net profit of 173 million CNY in 2025, 235 million CNY in 2026, and 317 million CNY in 2027, indicating strong growth potential [2][11]. - The revenue from the wireless audio SoC chip segment is the largest contributor to the company's income, accounting for over 74% of total revenue in recent years. The gross margin for this segment has been increasing, reaching 48.94% in 2024 [34][35]. Industry Analysis - The Bluetooth technology upgrade is driving the expansion of application scenarios, with the market for smart audio SoC chips expected to grow significantly. The structural recovery of the Bluetooth speaker market and innovations in wearable products are anticipated to further boost demand [10][11]. - The company is well-positioned to benefit from the ongoing energy efficiency revolution, with its innovative CIM architecture addressing the challenges of traditional computing structures. This positions Yuchip Technology as a leader in the low-power edge AI market [9][10].

Market Performance - The Sci-Tech Innovation Board (STAR Market) index fell by 0.57%, closing at 989.97 points, with a total trading volume of 3.251 billion shares and a turnover of 114.114 billion yuan, resulting in a weighted average turnover rate of 1.84% [1] - Among the tradable stocks on the STAR Market, 149 stocks closed higher, with 5 stocks rising over 10%, including Xinan Century and Huachuang Technology, which hit the daily limit [1] - A total of 429 stocks closed lower, with 1 stock declining over 10% [1] Turnover Rate Analysis - The distribution of turnover rates shows that 2 stocks had turnover rates exceeding 20%, 19 stocks had rates between 10% and 20%, and 62 stocks had rates between 5% and 10% [1] - The highest turnover rate was for Huasheng Lithium Battery at 23.52%, closing up by 6.09%, with a transaction amount of 512 million yuan [1] - Other notable stocks with high turnover rates include Xinyu Ren at 22.71% (closing down 0.63%) and Shengke Nano at 19.29% [1] Sector Performance - Among stocks with turnover rates exceeding 5%, 46 stocks rose, with the highest increases from Xinan Century (20.02%), Huachuang Technology (19.99%), and Nanmo Biology (10.53%) [2] - The sectors with the most stocks exceeding a 5% turnover rate were electronics (20 stocks), followed by computer and defense industries with 17 and 11 stocks, respectively [2] Capital Flow - In terms of capital flow, 44 stocks with high turnover rates saw net inflows from main funds, with significant inflows into Xinan Century (78.4476 million yuan), Huachuang Technology (62.4199 million yuan), and Haooubo (62.1777 million yuan) [2] - Conversely, stocks with the largest net outflows included Guokai Military Industry (134 million yuan), Liyuanheng (127 million yuan), and Yingshi Innovation (124 million yuan) [2] Leverage Fund Movements - A total of 46 stocks with high turnover rates received net purchases from leveraged funds, with notable increases in financing balances for Juxin Technology (128 million yuan), Yingshi Innovation (84.5376 million yuan), and Huafeng Technology (70.1917 million yuan) [2] - Stocks with the largest decreases in financing balances included Zhongwu Drone (69.032 million yuan), Lais Information (49.6791 million yuan), and Changyang Technology (43.9972 million yuan) [2]

Summary of Key Points Core Viewpoint - The financing balance of the Sci-Tech Innovation Board (STAR Market) increased by 363 million yuan compared to the previous day, indicating a growing interest from investors in this market segment [1]. Financing Balance Overview - As of June 25, the total margin financing balance on the STAR Market reached 155.83 billion yuan, an increase of 360 million yuan from the previous trading day, marking three consecutive days of growth [1]. - There are 405 stocks on the STAR Market with a financing balance exceeding 100 million yuan, with 17 stocks having balances over 1 billion yuan [1]. Stocks with Significant Financing Inflows - The stocks with the highest net financing inflows include Wealth Trend, Juchip, and Tailin Micro, with net inflows of 96.17 million yuan, 75.23 million yuan, and 73.72 million yuan respectively [2]. - Among the stocks that received over 10 million yuan in net financing, the average increase in stock price was 2.91%, with Tailin Micro and Wealth Trend showing notable increases of 20.01% and 17.84% respectively [2]. Industry Preferences - Investors showed a preference for stocks in the electronics, pharmaceutical, and power equipment sectors, with 23, 8, and 7 stocks respectively being favored [2]. - The average ratio of financing balance to market capitalization for the stocks with significant net inflows is 4.01%, with Fang Technology having the highest ratio at 9.52% [2]. Detailed Stock Performance - The following stocks had notable financing balances and price changes: - Wealth Trend: 1.11 billion yuan, up 17.84% [2] - Juchip: 394.75 million yuan, up 6.70% [2] - Tailin Micro: 289.70 million yuan, up 20.01% [2] - Other stocks with significant financing balances include Shitwei, Shengyi Electronics, and Jiuhua Company, with respective balances of 395.36 million yuan, 388.50 million yuan, and 1.06 billion yuan [2][3]. Additional Stock Insights - Stocks like Saint Noble Bio, Zhenhua New Materials, and Huana Pharmaceutical experienced declines of 4.56%, 3.90%, and 3.59% respectively, indicating volatility in certain segments [2]. - The financing balance changes for various stocks reflect a mix of gains and losses, with some stocks like Wealth Trend and Tailin Micro showing strong upward momentum [2][3].

Core Viewpoint - The A-share AI glasses concept experienced significant fluctuations, with notable stocks like Zhili Fang rising over 10% and Hao Shang Hao hitting the daily limit, indicating strong market interest in AI glasses following Xiaomi's announcement of an upcoming product launch [1] Group 1: Market Performance - Zhili Fang's stock increased by more than 10% during the trading session [1] - Hao Shang Hao reached its daily limit, reflecting heightened investor enthusiasm [1] - Other companies such as Pinming Technology, Juxin Technology, Tonglian Precision, Zhongke Lanyun, Huicheng Vacuum, and Yingpais also saw their stocks rise in response to the news [1] Group 2: Industry News - Xiaomi officially announced the launch of its AI glasses, scheduled for tomorrow at 7 PM [1]