36只个股今日获机构买入型评级，7股机构首次关注。 证券时报·数据宝统计显示，今日机构研报共发布48条买入型评级记录，共涉及36只个股。海信家电关 注度最高，共获5次机构买入型评级记录。 今日获机构买入型评级个股中，共有14条评级记录中对相关个股给出了未来目标价。以公布的预测目标 价与最新收盘价进行对比显示，共有8股上涨空间超20%，海信家电上涨空间最高，8月1日国泰海通预 计公司目标价为40.20元，上涨空间达57.65%，上涨空间较高的个股还有上海沿浦、大金重工等，上涨 空间分别为47.23%、37.47%。 从机构评级变动看，今日机构买入型评级记录中，有7条评级记录为机构首次关注，涉及大金重工、光 迅科技等7只个股。 市场表现方面，机构买入型评级个股今日平均上涨0.27%，表现强于沪指。股价上涨的有17只，涨停的 有宏和科技等。涨幅居前的有赛特新材、光云科技、大金重工等，今日涨幅分别为6.32%、4.42%、 2.91%。跌幅较大的个股有中国石化、芯碁微装、中国石油等，跌幅分别为5.32%、4.30%、4.06%。 业绩方面，机构评级买入个股中，有12股已经公布了上半年业绩，净利润同比增幅最大的是仕佳光 ...

| 代码 | 名称 | | 涨幅% ↑ | 总市値 | 年初至今涨幅% | | --- | --- | --- | --- | --- | --- | | 603228 | 景旺电子 | 1 | -7.33 | 582亿 | 127.01 | | 603083 | 剑桥科技 | 1 | -6.06 | 137亿 | 26.18 | | 001267 | 汇绿生态 | → | -4.80 | 107亿 | 80.40 | | 300308 | 中际旭创 | 1 | -3.88 | 2324 Z | 70.03 | | 300502 | 新易盛 | 1 | -3.84 | 1808亿 | 121.28 | | 301205 | 联特科技 | → | -3.79 | 125亿 | 28.01 | | 002281 | 光迅科技 | | -3.70 | 404亿 | -3.54 | | 300570 | 太辰光 | 1 | -3.53 | 250亿 | 52.64 | | 301165 | 锐捷网络 | 1 | -2.90 | 490亿 | 20.45 | | 688313 | 件(送)(3 | 1 | -2.85 ...

Group 1 - The A-share market saw a collective pullback in CPO concept stocks, with significant declines in several companies [1] - Jingwang Electronics (603228) dropped over 7%, while Cambridge Technology fell by 6% [1] - Other companies such as Huilv Ecology, Zhongji Xuchuang, and Xinyi Sheng also experienced declines exceeding 3% [1] Group 2 - The table lists various companies along with their stock performance, total market capitalization, and year-to-date growth percentages [2] - Jingwang Electronics reported a decline of 7.33% with a total market value of 58.2 billion and a year-to-date increase of 127.01% [2] - Cambridge Technology saw a decrease of 6.06%, with a market cap of 13.7 billion and a year-to-date growth of 26.18% [2] - Huilv Ecology experienced a drop of 4.80%, with a market cap of 10.7 billion and a year-to-date increase of 80.40% [2] - Zhongji Xuchuang and Xinyi Sheng also reported declines of 3.88% and 3.84%, respectively, with market caps of 232.4 billion and 180.8 billion [2]

Group 1 - The A-share market saw a collective pullback in CPO concept stocks, indicating a negative trend in this sector [1] - Jingwang Electronics experienced a decline of over 7%, reflecting significant selling pressure [1] - Cambridge Technology fell by 6%, contributing to the overall downturn in the CPO sector [1] Group 2 - Huilv Ecology dropped by over 4%, highlighting concerns among investors [1] - Companies such as Zhongji Xuchuang, Xinyi Sheng, Liante Technology, Guangxun Technology, and Taicheng Light all experienced declines of over 3%, indicating widespread weakness in the market [1]

内容概况：中国是全球光电耦合器件的重要市场之一。近年来，随着通信、电力、工业控制等行业的快 速发展，光电耦合器件的市场需求不断增加。同时，技术的不断进步和应用领域的拓展也为光电耦合器 件市场的发展提供了有力支持，光电耦合器件市场规模呈现出稳健的增长态势。数据显示，中国光电耦 合器件行业规模从2019年的19.74亿元增长至2024年的45.19亿元，年复合增长率为18.02%。未来，随着 智能化、数字化、绿色环保技术的发展，光电耦合器件在多个行业的应用需求持续增长。尤其是在工业 自动化、新能源汽车、5G通信、医疗设备等领域，光电耦合器件的应用将进一步扩大。 相关上市企业：华联电子（872122）、沪电股份（002463）、深南电路（002916）、生益科技 （600183）、兆易创新（603986）、光迅科技（002281）、华工科技（000988）、立讯精密 （002475）、烽火通信（600498）、中国通信服务（00552）等。 相关企业：深圳市奥伦德科技有限公司、湖北匡通电子股份有限公司、深圳市卓睿研发有限公司、北京 瑞普北光电子有限公司、深圳市优嘉骏电子有限公司、陕西航晶微电子有限公司等。 关键词： ...

转自：中国质量报 为破解这些难题，湖北省市场监管局提出三大行动路径：一是激活企业主力军作用，通过政策激励和能 力建设，破解企业"不敢做、不会做"国际标准的难题；二是打造产业标准共同体，构筑"光谷标准高 地"，贯通产学研标转化链；三是构筑开放合作枢纽，拓展标准国际化"新蓝海"，深化与ISO/IEC国内技 术对口单位战略合作。 市场监管总局标准创新司司长肖寒对本次活动给予高度评价。他认为此次对接推进活动组织高效、对接 精准、成效显著，为解决企业标准化难题提供了务实高效的平台。他表示，将全力支持湖北省承担重要 国际标准化组织（如ISO、IEC）的国内技术对口分支机构建设，为湖北省深度参与全球标准治理、取 得国际标准化工作新突破提供强有力支撑。 湖北省市场监管局相关负责人表示，将以此次活动为重要契机，全面梳理企业提出的标准需求清单，安 排专人提供跟踪服务。未来，湖北省将持续优化政策环境，加强信息共享和技术交流平台建设，引导和 支持更多企业将创新成果转化为标准，以高标准支撑高水平开放和高质量发展，为湖北加快建设全国构 建新发展格局先行区、提升支点功能提供坚实的标准化支撑。 活动期间，3场专题对接活动同步开展，为不同产业 ...

-今日A股共有15只个股振幅超过20%； -三元基因、基康技术、上纬新材等个股振幅居前； 【主力资金】 -主力资金今日净流入医药生物、银行、交通运输、通信、煤炭等板块，净流出计算机、电子、机械设 备、电力设备、有色金属等板块； -新易盛、云南锗业、紫光国微、祥鑫科技、天孚通信主力资金净流入规模居前，分别净流入12.77亿 元、5.65亿元、5.26亿元、4.56亿元、4.42亿元； -孩子王、兴森科技、东方财富、光迅科技、硕贝德主力资金净流出规模居前，分别净流出9.42亿元、 7.79亿元、6.18亿元、5.51亿元、5.16亿元。 【换手率高】 -今日A股共有22只个股换手率超过30%，5股换手率超40%； -北方长龙、贝因美、南方路机等个股换手率居前； ...

沪指7月29日上涨0.33%，申万所属行业中，今日上涨的有16个，涨幅居前的行业为通信、钢铁，涨幅 分别为3.29%、2.59%。通信行业位居今日涨幅榜首位。跌幅居前的行业为农林牧渔、银行，跌幅分别 为1.36%、1.19%。 资金面上看，两市主力资金全天净流出356.37亿元，今日有4个行业主力资金净流入，医药生物行业主 力资金净流入规模居首，该行业今日上涨2.06%，全天净流入资金29.96亿元，其次是钢铁行业，日涨幅 为2.59%，净流入资金为4.19亿元。 通信行业资金流出榜 | 代码 | 简称 | 今日涨跌幅（%） | 今日换手率（%） | 主力资金流量（万元） | | --- | --- | --- | --- | --- | | 002281 | 光迅科技 | -0.34 | 10.54 | -52521.68 | | 002017 | 东信和平 | -0.59 | 26.51 | -39227.04 | | 600105 | 永鼎股份 | -1.37 | 7.00 | -10982.25 | | 603881 | 数据港 | -2.23 | 3.84 | -10158.46 | | 00304 ...

Summary of Key Points from Conference Call Records Industry Overview - The global computing power arms race is intensifying, with major tech companies like Google launching large-scale computing projects and planning significant investments over the next five years, indicating a rapid development phase for AI infrastructure [1][3] - CSP cloud vendors are actively investing in 800G/1.6T technology, with expected increases in AI investments from companies like Meta, Microsoft, and Amazon, benefiting optical module manufacturers such as Xuchuang and Xinyi [1][4] Company Performance and Recommendations - **Optical Module and Related Devices**: Companies like Tianfu, Taicheng, Changying Precision, and Shijia Optics are expected to benefit from industry growth, supported by favorable tariff policies and the U.S. AI action plan [1][6] - **Domestic Computing Power**: Active equity funds have increased holdings in Xuchuang and Xinyi, while domestic IDC companies like ZTE have seen reductions in holdings, indicating a potential undervaluation despite lower positions [1][7] - **Switching and Optical Module Companies**: Recommended companies include StarNet Ruijie and Ruijie Networks in the switching sector, and Huagong Technology and Guangxun Technology in optical modules, with expectations of performance improvements as CSP cloud vendors increase investments [1][10] - **Server Sector**: ZTE and FiberHome are highlighted for their significant growth in Q2 2025, with ZTE also focusing on satellite communication and 6G technology, making it a long-term investment opportunity [2][11] Market Trends and Dynamics - The current market demand is strong, particularly in PCB and optical modules, driven by catalysts like Coop, with a robust trend observed [3] - The export data for MPU optical cable jumpers showed significant growth in regions like Guangdong (20%), Henan (60%), and Shanghai/Wuhan (10%), confirming CSP cloud vendors' enthusiasm for AI investments [4][5] - The AI sector is expected to see further developments with the upcoming financial reports and potential releases of AI models like ChatGPT GPT-5, which could stimulate further growth in the industry [14] Future Outlook - The development paths of overseas and domestic computing power may differ due to varying starting points, but both are expected to continue advancing in their respective fields [8][9] - The satellite internet sector is also gaining attention, with private rockets making breakthroughs and significant satellite launches by Starlink, indicating a growing commercial application potential [13] Additional Insights - Companies involved in AI edge applications, such as Guanghe Tong, which has established an AI research institute, are recommended for their proactive approach in the sector [12] - The overall sentiment suggests a continued focus on both domestic and international developments in computing power and AI technologies, with specific companies highlighted for their potential growth [15]

Market Overview - On July 28, the A-share market experienced a rebound, with the ChiNext Index leading the gains. The total trading volume in the Shanghai and Shenzhen markets was 1.74 trillion yuan, a decrease of 45 billion yuan compared to the previous trading day. The Shanghai Composite Index rose by 0.12%, the Shenzhen Component Index increased by 0.44%, and the ChiNext Index gained 0.96% [2][3] - Over 2,700 stocks in the market saw an increase, indicating a broad-based rally [2] Sector Performance - The computing hardware sector saw a significant surge, while innovative drug concepts maintained strong performance. The commercial aerospace sector was also active [2] - Conversely, cyclical stocks such as steel and coal experienced collective adjustments, with companies like Liugang Co., Ltd. seeing declines of over 5% [2] - The PCB, film, and CPO sectors had the highest gains, while coal, steel, Hainan Free Trade Zone, and precious metals sectors faced the largest declines [2] International Market - In the U.S. stock market on July 28, the Dow Jones Industrial Average fell by 64.36 points to close at 44,837.56 points, a decrease of 0.14%. The S&P 500 index rose by 1.13 points to 6,389.77 points, an increase of 0.02%, and the Nasdaq Composite Index gained 70.27 points to close at 21,178.58 points, up 0.33% [4][6] - European markets saw all three major indices decline, with the UK FTSE 100 down 0.43%, the French CAC 40 down 0.43%, and the German DAX down 1.02% [4] - International oil prices rose, with WTI crude oil increasing by $1.55 to $66.71 per barrel, a rise of 2.38%, and Brent crude oil up $1.60 to $70.04 per barrel, an increase of 2.34% [4][5] Key Announcements - The Chinese government announced a new childcare subsidy plan, effective from January 1, 2025, providing annual subsidies of 3,600 yuan per child for those under three years old [8] - The Ministry of Industry and Information Technology is formulating a plan to enhance the adaptability of consumer goods supply and demand to support consumption expansion [9] - The Shanghai Municipal Economic and Information Commission announced a 600 million yuan initiative to reduce the cost of intelligent computing power, including issuing computing vouchers [13] Institutional Insights - Everbright Securities noted that the white liquor sector is currently in a deep value zone, with a dividend yield of 3.72% as of July 25, 2024, and a payout ratio of 71% [16] - Open Source Securities highlighted that the coal sector is at a turning point, suggesting it is time to position investments [16] - Donghai Securities anticipates an overall improvement in profitability and valuation levels in the medical device sector due to policy guidance [16] Focused Announcements - WuXi AppTec reported a net profit of 8.561 billion yuan for the first half of the year, a year-on-year increase of 101.92% [17] - SANY Heavy Industry plans to issue up to 20 billion yuan in various non-financial corporate debt financing tools [18]