Core Points - The company, 德石股份, has recently received two invention patent certificates from the National Intellectual Property Administration [1] Group 1 - The first patent is for "a super wear-resistant fracturing hose assembly and its preparation method" [1] - The second patent is for "a pulse identification method and device for MWD, and electronic equipment" [1]

德石股份公告，公司股票于2025年10月20日、10月21日连续二个交易日收盘价格涨幅累计超过30%，属 于股票交易异常波动情形。经核查，公司前期披露信息无需更正或补充，近期未发现可能影响股价的未 公开重大信息，公司经营情况正常，内外部环境未发生重大变化，控股股东及实际控制人未买卖公司股 票，不存在应披露而未披露的重大事项。 ...

德石股份今日涨停，全天换手率12.78%，成交额4.79亿元，振幅3.89%。龙虎榜数据显示，营业部席位 合计净买入8109.32万元。 深交所公开信息显示，当日该股因日收盘价涨幅达20.00%上榜，营业部席位合计净买入8109.32万元。 证券时报·数据宝统计显示，上榜的前五大买卖营业部合计成交1.51亿元，其中，买入成交额为1.16亿 元，卖出成交额为3482.03万元，合计净买入8109.32万元。 具体来看，今日上榜营业部中，第一大买入营业部为招商证券股份有限公司深圳红岭路证券营业部，买 入金额为3845.64万元，第一大卖出营业部为中泰证券股份有限公司栖霞霞光路证券营业部，卖出金额 为944.90万元。 资金流向方面，今日该股主力资金净流入5139.34万元，其中，特大单净流入7872.61万元，大单资金净 流出2733.28万元。近5日主力资金净流入9063.02万元。（数据宝） 德石股份10月21日交易公开信息 | 买/ | 会员营业部名称 | 买入金额（万 | 卖出金额（万 | | --- | --- | --- | --- | | 卖 | | 元） | 元） | | 买一 | 招商证券股份有 ...

Market Overview - A-shares surged on October 21, with the Shanghai Composite Index returning above 3900 points, and the ChiNext Index rising over 3% [1] - The Shanghai Composite Index closed up 1.36% at 3916.33 points, the Shenzhen Component Index rose 2.06% to 13077.32 points, and the ChiNext Index increased by 3.02% to 3083.72 points [1] - Total trading volume in the Shanghai and Shenzhen markets reached 1.8929 trillion yuan, an increase of over 140 billion yuan compared to the previous day [1] AI Industry Chain - Stocks in the AI industry chain experienced significant gains, with Yuanjie Technology hitting the daily limit and approaching 500 yuan, marking a historical high [1][3] - Other notable performers included New Yisheng, which rose over 10%, and Zhongji Xuchuang, which increased by over 9% [3] - Demand for 1.6T optical modules is expected to rise, with total industry demand projected to increase from 10 million units to 20 million units due to accelerated deployment of GB300 and Rubin platforms [4] Ocean Economy - The ocean economy concept saw strong performance, with stocks like Deshi Co., CITIC Heavy Industries, and Shenkai Co. hitting the daily limit [7] - The Ministry of Natural Resources announced plans to strengthen standards for resource protection and utilization during the 14th Five-Year Plan, focusing on emerging fields such as marine carbon sinks and smart cities [9] Consumer Electronics - The consumer electronics sector was active, with stocks like Yunzhu Technology and Yachuang Electronics seeing significant gains, including a 20% increase for Yunzhu Technology [11] - Apple's stock rose nearly 4%, driven by strong demand for the new iPhone series, which saw early sales outperforming the iPhone 16 series by 14% [13] - The global smart glasses market is projected to see a shipment volume of 4.065 million units in the first half of 2025, representing a year-on-year growth of 64.2% [13]

Core Viewpoint - The three major stock indices collectively rose, with the Shanghai Composite Index increasing by over 1% to surpass 3900 points, and the ChiNext Index rising by over 3% [1] Group 1: Market Performance - The Shanghai Composite Index rose over 1% and returned above 3900 points [1] - The ChiNext Index experienced a rise of over 3% [1] Group 2: Sector Movement - Deep earth economy concept stocks showed collective movement, with Zhongyu Technology hitting the daily limit, and companies like Shenkai Co., Shihua Machinery, and Deshi Co. achieving two consecutive limit-ups [1] Group 3: Policy and Industry Focus - The Ministry of Natural Resources announced that during the 14th Five-Year Plan period, the focus of natural resource standardization work will be on accelerating the standardization of emerging and future industries, particularly in deep sea and deep earth sectors [1] - The development and utilization of deep earth resources primarily concentrate on the mining and use of deep earth mineral resources and the construction and exploration of deep space [1]

Market Overview - The specialized equipment sector increased by 2.67% on October 21, with DeShi Co., Ltd. leading the gains [1] - The Shanghai Composite Index closed at 3916.33, up 1.36%, while the Shenzhen Component Index closed at 13077.32, up 2.06% [1] Key Stocks Performance - DeShi Co., Ltd. (301158) closed at 25.66, up 20.02% with a trading volume of 187,300 shares and a transaction value of 479 million [1] - Guangli Technology (300480) closed at 18.25, up 10.67% with a trading volume of 335,900 shares [1] - Other notable performers include: - Zhongxin Chegong (601608) at 6.90, up 10.05% - ShenKai Co., Ltd. (002278) at 11.21, up 10.01% - Daqiao Crane (002523) at 4.29, up 10.00% [1] Capital Flow Analysis - The specialized equipment sector saw a net inflow of 1.329 billion in main funds, while retail investors experienced a net outflow of 783 million [2][3] - The main funds' net inflow for Tianqiao Crane (002523) was 145 million, representing 31.24% of its total [3] - Taiyuan Heavy Industry (600169) had a main fund net inflow of 127 million, accounting for 35.81% [3] Summary of Individual Stock Movements - The following stocks experienced significant movements: - ShenKai Co., Ltd. (002278) had a main fund net inflow of 104 million, with a retail net outflow of 50 million [3] - Shandong Molong (002490) saw a main fund net inflow of 7368.23 million, with retail outflows of 3724.53 million [3] - Overall, the specialized equipment sector showed a mixed capital flow, with main funds favoring certain stocks while retail investors withdrew [2][3]

Market Overview - The three major indices all rose, with the Shanghai Composite Index up 1.2%, the Shenzhen Component Index nearly 2%, and the ChiNext Index surging by 2.92% [3] - The total trading volume in the Shanghai, Shenzhen, and Beijing markets was 11,632 billion, which is a decrease of 77 billion compared to the previous day, indicating that funds are still "testing" the market rather than fully committing [3] Sector Performance - The shale gas sector saw significant gains, with companies like DeSheng Co. and PetroChina hitting their daily limits, while sectors such as cultivated diamonds and storage chips also performed well [3] - In contrast, the coal and gas sectors experienced a downturn, with companies like Antai Group nearing a limit down and others like Baotailong and Changchun Gas also adjusting downwards, highlighting a stark contrast in sector performance [3] Investment Strategy - Investors are advised to maintain a cautious approach, focusing on stability rather than urgency in their investment decisions [4] - For those holding stocks in strong sectors like engineering machinery and storage chips, it is recommended to hold and observe as long as key support levels are not broken, rather than chasing high prices [3] - Investors should also be wary of low trading volumes; if the afternoon session does not see an increase in volume, it is advised not to increase positions even if indices rise [3]

（文章来源：每日经济新闻） 每经AI快讯，10月21日，深地经济概念盘中持续走强，正元地信20%涨停，此前中裕科技、德石股份、 山河智能、中化岩土、山东墨龙等多股涨停，恒立钻具、四方达涨超10%。 ...

Market Overview - On October 21, A-shares opened higher with the Shanghai Composite Index at 3870.75 points, up 0.18%, the Shenzhen Component Index up 0.52%, and the ChiNext Index up 0.81% [2][4] - By the time of reporting, the ChiNext Index had expanded its gains to 2%, and the Shenzhen Component Index had increased by 1.44% [3] Sector Performance - The gold sector led the market, with significant gains in gold jewelry stocks [8][9] - The superhard materials sector saw a strong increase, with the cultivated diamond concept rising over 5% [14] - The energy equipment sector also rose, with DeShi Co. hitting a 20% limit up shortly after opening [28][30] Notable Stocks - Gold stocks such as Zhaojin Mining, Sichuan Gold, and Chifeng Jilong Gold saw increases of over 3% [9][10] - In the superhard materials sector, stocks like Huanghe Xuanfeng and Sifangda recorded gains of over 10% and 11%, respectively [15][16] - In the storage chip sector, stocks like Dawi Co. and Taiji Industry rose over 10% [22] Company Highlights - CATL reported a revenue of 283.07 billion yuan for Q3 2025, a year-on-year increase of 9.28%, with a net profit of 49.03 billion yuan, up 36.20% [25][27] - DeShi Co. reached a market cap of 3.9 billion yuan with an 85.10% increase year-to-date [32]

Group 1 - The marine economy concept has seen a strong surge, with companies like DeShi Co., CITIC Heavy Industries, ShenKai Co., and Petrochemical Machinery hitting the daily limit, indicating a robust market response [1] - The Ministry of Natural Resources has announced plans to strengthen standards for the protection and utilization of nine resource categories during the "14th Five-Year Plan" period, focusing on emerging fields such as marine carbon sinks and smart city standards [1] - East China Securities highlights the increasing technological attributes of the deep-sea industry, reflecting a trend towards high-end and precise upgrades driven by technological breakthroughs [1] Group 2 - The upstream of the deep-sea technology industry chain includes raw materials and key components, which provide foundational support for midstream equipment manufacturing [2] - In the civilian sector, the deep-sea underwater equipment system encompasses four major systems: observation and detection, construction operations, oil and gas production, and mineral development [2] - The downstream applications of deep-sea technology include a deep-sea information system that meets both military and civilian needs, featuring components like underwater communication networks and underwater positioning navigation facilities [2]