光刻机概念股午后拉升，凯美特气（002549）涨停，美埃科技涨超5%，波长光电（301421）、茂莱光 学、新莱应材（300260）跟涨。 "聪明钱"流向曝光！暗盘资金破解主力操盘密码>> ...

Investment Rating - The report suggests a focus on the compound fertilizer industry due to its increasing concentration and potential benefits from tariff responses against the US [4] Core Viewpoints - The chemical sector saw a slight increase of 0.31% in the third week of April, lagging behind the Shanghai Composite Index by 0.88 percentage points [12] - Key stocks that performed well include Hongbaoli (+55.21%), Lingpai Technology (+28.07%), and Hongqiang Co. (+24.25%) [12] - The report highlights the significant price increases in trichloroethylene (+16.28%) and WTI crude oil (+7.67%) [20] - The report emphasizes the potential growth of companies like Xinyangfeng in the compound fertilizer sector, Chenghe Technology benefiting from tariff responses, Baofeng Energy with increasing production capacity, and Huangma Technology as a leader in specialty surfactants [4] Industry Performance - The chemical sector's dynamic PE is reported at 23.28 times, lower than the average PE of 14.76 times since 2015 [12] - In the third week of April, 20 sub-industries within the chemical sector increased, while 11 decreased, with textile chemicals (+6.07%) and modified plastics (+4.8%) leading the gains [15] - The report notes significant fluctuations in product prices, with liquid chlorine experiencing a drastic drop of -62.28% [20][39] Price and Spread Trends - The report lists the top five products with the highest weekly price increases, including trichloroethylene (+16.28%) and WTI crude oil (+7.67%) [20] - It also highlights the top five products with the largest price spread increases, such as ethylene glycol (+1154%) and naphtha (+32.58%) [39] Inventory Changes - Notable inventory changes include polyester chips (+17.14%) and polyester filament (+14.11%) showing significant increases [60]

2025 年 4 月 16 日 证券代码：002549 证券简称：凯美特气 公告编号：2025-013 湖南凯美特气体股份有限公司 关于岳阳长岭凯美特气体有限公司例行停车检修的公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚 假记载、误导性陈述或重大遗漏。 湖南凯美特气体股份有限公司（以下简称"公司"）全资子公司岳阳长岭凯 美特气体有限公司（以下简称"长岭凯美特"）根据上游中国石油化工股份有限 公司长岭分公司（以下简称"上游"）例行停车检修安排，于 2025 年 4 月 15 日 开始与上游装置同步停车，预计停车检修 65 天。 停车期间长岭凯美特将对生产装置进行保养与维护，以确保生产装置后期安 全有效运行，检修完成后即恢复正常生产。 公司将严格按照相关法律法规的规定，根据检修、复产的实际情况及时进行 信息披露。敬请广大投资者理性投资，注意风险。 特此公告。 湖南凯美特气体股份有限公司董事会 ...

午后高位股持续下挫 连云港等多股跌停 智通财经4月15日电，午后连云港、海鸥住工、远大控股、瑞茂通跌停，回盛生物跌超10%，中源家 居、天顺股份、秋乐种业、飞力达、哈三联、凯美特气等跌幅靠前。 ...

Investment Rating - The report maintains an "Outperform" rating for the industry [1]. Core Insights - The report highlights significant developments in the wind and solar sectors, including the commencement of China's first large-capacity floating wind turbine project and the termination of a major solar component procurement by China Power Construction [6][7]. - The Australian government's plan to subsidize home energy storage systems is expected to reduce initial costs for consumers and drive installation growth [7]. Summary by Sections Wind Power - The commencement of the 16MW floating wind turbine project by Three Gorges marks a significant milestone in China's offshore wind technology, addressing high costs through larger turbine capacities [11]. - The wind power index fell by 6.67%, underperforming the CSI 300 index by 3.80 percentage points, with a current PE_TTM valuation of approximately 18.89 times [12]. - Key companies to watch include Mingyang Smart Energy, Dongfang Cable, and Yaxing Anchor Chain, as the domestic offshore wind market shows upward momentum [7][16]. Solar Power - China Power Construction's termination of a 51GW solar component procurement reflects the impact of recent adjustments in renewable energy pricing policies, leading to uncertainty in project investment returns [6][7]. - The solar equipment index decreased by 9.56%, with the current PE_TTM valuation around 29.99 times [4]. - Companies of interest include Longi Green Energy and Tongwei Co., as the solar sector faces potential short-term demand weakness post-May 31 [7][16]. Energy Storage & Hydrogen - The Australian Labor Party's proposed AUD 2.3 billion subsidy for home energy storage systems aims to lower costs by 30%, potentially facilitating the installation of over 1 million new batteries by 2030 [7]. - The energy storage index dropped by 9.04%, with a current PE_TTM of 23.9 times, indicating a strong growth outlook for the sector [4]. - Key players in the energy storage market include Sungrow Power Supply and Shuneng Electric, while the hydrogen sector sees interest in companies like Huagong Huaneng and Yihua Tong [7][16].

证券代码：002549 证券简称：凯美特气 公告编号：2025-012 湖南凯美特气体股份有限公司 股票交易异常波动公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚 假记载、误导性陈述或重大遗漏。 重要提示： 1、湖南凯美特气体股份有限公司（以下简称"公司"）股票（证券简称：凯 美特气，证券代码：002549）于 2025 年 4 月 9 日、2025 年 4 月 10 日连续两个 交易日内收盘价格跌幅偏离值累计超过 20%，根据深圳证券交易所相关规定，属 于股票价格异常波动的情形。 2、公司于 2025 年 1 月 21 日披露了《2024 年度业绩预告》（公告编号：2025- 001）。截至目前，《2024 年度业绩预告》不存在需要修正的情形，公司 2024 年度 具体财务数据以公司在指定信息披露媒体上披露的 2024 年年度报告为准。 3、公司郑重提醒广大投资者理性投资，注意风险。 二、公司关注、核实情况的说明 针对公司股票交易异常波动的情况，公司进行了自查，并就相关事项进行了 核实，现就有关情况说明如下： 1、截至目前，公司前期披露的信息不存在需要更正、补充之处。 2、公司未发现 ...

工业富联：第一季度净利润预计52亿元—53亿元，同比增长24%—27% 工业富联公告称，2025年第一季度预计营业收入1590亿元-1610亿元，同比增长34.0%-35.6%；预计归属 于上市公司股东的净利润为52亿元-53亿元，同比增长24.4%-26.8%。云计算业务方面，板块营业收入同 比增长超过50%，AI服务器、通用服务器营业收入同比皆超过50%。通讯及移动网络设备方面，公司积 极推进战略布局，有效实现对客户的稳健出货。公司将继续聚焦主营业务，推动AI+技术创新和经营提 质增效。 中国联通：为进一步回报股东，3月公司将此前回购的5.13亿股全部注销 中国联通公告称，公司将深入实施融合创新战略，推进"网络向新、技术向新、服务向新"，2025年将着 力实现创新动力更足、能力优势更强、业务结构更优、经营效益更好、品牌形象卓著。同时，公司坚持 战略引领与价值导向，持续推动提升上市公司投资价值，过去几年每股分红保持双位数增长。为进一步 回报股东，2025年3月公司将此前回购的5.13亿股全部注销。此外，公司将持续完善股东沟通渠道，积 极倾听中小股东声音，与投资者高频次交流。 海油工程：控股股东中国海油集团拟 ...

证券代码：002549 证券简称：凯美特气 公告编号：2025-011 湖南凯美特气体股份有限公司 股票交易严重异常波动暨风险提示公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚 假记载、误导性陈述或重大遗漏。 1、截至 2025 年 4 月 8 日，湖南凯美特气体股份有限公司（以下简称"公 司"）股票收盘价格为 12.23 元/股。根据中证指数有限公司发布的数据，公司最 新市净率为 4.23 倍，公司所处的生态保护和环境治理业行业最新市净率为 1.30 倍，公司市净率显著高于行业水平。敬请广大投资者理性投资，注意风险。 2、公司于 2025 年 1 月 21 日披露了《2024 年度业绩预告》（公告编号：2025- 001）。截至目前，《2024 年度业绩预告》不存在需要修正的情形，公司 2024 年度 具体财务数据以公司在指定信息披露媒体上披露的 2024 年年度报告为准。 3、目前公司股票波动严重异常，存在短期市场情绪过热的情形，可能存在 非理性交易行为，交易风险较大。敬请广大投资者注意交易风险，理性决策，审 慎判断投资价值。 一、股票交易严重异常波动的情况 公司股票于 2025 ...

Core Viewpoint - The stock price of Kai Mei Te Qi (002549.SZ) has experienced significant abnormal fluctuations, indicating potential irrational trading behavior and high trading risks [1] Company Summary - The company's price-to-book ratio is significantly higher than the industry average, suggesting overvaluation [1] - The company has confirmed that there are no corrections or supplements needed for previously disclosed information, and its recent operational status remains normal [1] - There have been no major changes in the internal or external operating environment of the company [1] - The company and its controlling shareholders do not have any undisclosed significant matters that should be reported [1]

4月7日，上证指数下跌7.34%，深证成指下跌9.66%，创业板指下跌12.5%。盘后龙虎榜数据显示，共有 60只个股因当日异动登上龙虎榜，资金净流入最多的是宏景科技（301396.SZ），达2.04亿元。 据21投资通智能监测，32只个股龙虎榜出现了机构的身影，北向资金参与龙虎榜中的个股共涉及18只。 2.04亿资金抢筹宏景科技，9.45亿资金出逃中际旭创 60只上榜的龙虎榜个股中，30只个股被净买入，30只个股被净卖出。其中，资金净买入最多的是宏景科 技，达2.04亿元，占总成交金额的14.04%。宏景科技当日收盘下跌13.42%，换手率为34.73%。 | 名称 | 涨跌幅 | 龙虎榜净买 | 净买额占 | 换丰浓 | | | --- | --- | --- | --- | --- | --- | | | | 额(万元 | 总成交比 | | | | 宏景科技 | -13.42% | 20444 | 14.04% | 34.73% | 2家机构卖出,成功 | | | | | | | 率36.92% | | 凯美特气 | 9.99% | 17123 | 7.3% | 32.28% | 普通席位买入,成功 | ...