Summary of Key Points Core Viewpoint - On December 24, a total of 41 stocks were involved with institutional investors, with 28 showing net buying and 13 showing net selling. Group 1: Institutional Net Buying - The top three stocks with the highest net buying by institutions were: - Tianyin Electromechanical with a net buying amount of 496 million yuan, representing a price increase of 17.21% [1][2] - Zhongcai Technology with a net buying amount of 299 million yuan, representing a price increase of 6.46% [1][2] - Hongda Electronics with a net buying amount of 261 million yuan, representing a price increase of 6.43% [1][2] Group 2: Institutional Net Selling - The top three stocks with the highest net selling by institutions were: - Zhangyuan Tungsten with a net outflow of 164 million yuan, representing a price decrease of 7.75% [1][3] - Deli Co. with a net outflow of 47.19 million yuan, representing a price decrease of 6.08% [1][3] - Chuhuan Technology with a net outflow of 39.61 million yuan, representing a price decrease of 9.98% [1][3]

Market Overview - On December 24, the trading volume of the Shanghai and Shenzhen stock markets reached 1.88 trillion yuan, a decrease of 19.6 billion yuan compared to the previous trading day [1] - Sectors such as commercial aerospace, computing hardware, and PCB concepts saw significant gains, while precious metals, insurance, and dairy sectors experienced declines [1] Stock Performance - Notable gainers included: - Shengtong Energy (+9.99%, 34.79 yuan) with a control change and consecutive gains [2] - Jiamei Packaging (+10.07%, 8.09 yuan) also benefiting from a control change [2] - Zhejiang Shibao (+10.02%, 20.42 yuan) linked to L3 autonomous driving and intelligent steering [2] - Shenjian Co. (+10.01%, 10.88 yuan) associated with commercial aerospace and polyester resin [2] - Other stocks with notable performance included Hainan Development (+10.01%, 19.35 yuan) and Huazhong Holdings (+9.95%, 6.74 yuan) [2][3] Trading Dynamics - The top three net purchases on the daily leaderboard were: - Tianyin Electric with a net purchase of 344 million yuan [5] - Tianji Co. with a net purchase of 282 million yuan [5] - Tongyu Communications with a net purchase of 262 million yuan [5] - Conversely, the top three net sales were: - Xue Ren Group with a net sale of 205 million yuan [6] - Zhangyuan Tungsten with a net sale of 162 million yuan [6] - Zhongguang Lightning with a net sale of 106 million yuan [6] Sector Highlights - Tianyin Electric is involved in commercial aerospace and has recently completed batch deliveries of star sensors for low-orbit satellite networks [9] - Tongyu Communications is focused on satellite communication and has established a comprehensive product system covering the entire satellite communication chain [13] Institutional Activity - Institutional net purchases were significant for: - Tianyin Electric with 496 million yuan [17] - Tongyu Communications with 214 million yuan [17] - Notable net sales included: - Zhangyuan Tungsten with 164 million yuan [17] - Delicate Co. with 471 million yuan [17]

沪深股通今日合计成交1671.78亿，其中工业富联和中际旭创分居沪股通和深股通个股成交额首位。板块主力资金方面，电子板块主力 资金净流入居首。ETF成交方面，新能源ETF（5161 60）成交额环比增长427%。 龙虎榜方面，多只商业航天概念股获大量机构抢筹， 其中天银机电获五家机构买入4.96亿，通宇通讯获三家机构买入2.14亿， 西部材 料获三家机构买入1 .86亿，神剑股份获三家机构买入1.28亿，超捷股份获三家机构买入7700万。CPO概念股英唐智控今日直线20cm涨 停，获两家实力游资（国泰海通证券成都北一环路、国泰海通证券上海中山东路）分别买入802 7万、4476万，此外一家量化资金（开 源证券西安西大街）买入5986万，三家机构买入8376万。 一、沪深股通前十大成交 今日沪股通总成交金额为743.5 4亿，深股通总成交金额为928.24亿。 | | | 沪股通（ 12月24日 0 | | | --- | --- | --- | --- | | 指 | 股票代码 | 股票名称 | 成交金额(亿元) | | 1 | 601138 | 工业富联 | 18.34 | | 2 | 601899 | 紫 ...

Market Overview - The Shanghai Composite Index closed at 3940.95 points, up 0.53%, with a trading volume of 773.9 billion yuan [1] - The Shenzhen Component Index closed at 13486.42 points, up 0.88%, with a trading volume of 1106.34 billion yuan [1] - The ChiNext Index closed at 3229.58 points, up 0.77%, with a trading volume of 508.985 billion yuan [1] - The total trading volume of both markets was 1880.24 billion yuan, a decrease of 19.647 billion yuan compared to the previous trading day [1] Sector Performance - Strong sectors included defense, electronics, construction materials, light manufacturing, machinery, environmental protection, chemicals, and computers [2] - Concepts such as commercial aerospace, satellite internet, 6G, and nuclear pollution prevention showed active performance [2] - Weak sectors included agriculture, precious metals, coal, insurance, and banking [2] Stock Performance - A total of 3989 stocks rose, while 1004 stocks fell, with 173 stocks remaining flat and 13 stocks suspended [2] - 86 stocks hit the daily limit up, while 6 stocks hit the daily limit down [2] Fund Flow - The net inflow of main funds in the Shanghai and Shenzhen markets was 3.81 billion yuan, with the ChiNext seeing a net inflow of 5.12 billion yuan [5] - The electronic sector had the highest net inflow of 4.916 billion yuan, followed by power equipment and defense industries [5] - The chemical sector experienced the largest net outflow of 1.577 billion yuan, along with pharmaceuticals and transportation [5] Individual Stock Highlights - 104 stocks received net inflows exceeding 1 billion yuan, with Demingli leading at 955 million yuan [6] - The top net outflow stock was Xinyi Sheng, with a net outflow of 928 million yuan [10] - Institutional investors net bought 21 stocks, with Tianyin Electromechanical receiving the highest net purchase of approximately 496 million yuan [13]

Group 1 - The core concept of the news is the significant rise in the Terahertz sector, which increased by 4.02%, making it the top-performing sector for the day [1][2] - Within the Terahertz sector, 20 stocks experienced gains, with notable increases from Tianyin Electromechanical (17.21%), Yaguang Technology (9.69%), and Aerospace Electronics (5.42%) [1][2] - The Terahertz sector attracted a net inflow of 849 million yuan from major funds, with 13 stocks receiving net inflows, and 6 stocks exceeding 30 million yuan in net inflows [2][3] Group 2 - The leading stock in terms of net fund inflow was ZTE Corporation, which saw a net inflow of 654 million yuan, followed by Aerospace Electronics and Tianyin Electromechanical with net inflows of 191 million yuan and 151 million yuan, respectively [2][3] - The net inflow ratios for leading stocks included ZTE Corporation at 10.55%, Taihao Technology at 4.19%, and Tianyin Electromechanical at 3.50% [3][4] - The overall performance of the Terahertz sector was contrasted with other sectors, such as the dairy industry, which saw a decline of 0.85%, indicating a strong relative performance [2]

深交所公开信息显示，当日该股因日换手率达36.00%上榜，机构专用席位净买入4.96亿元，深股通净卖 出5565.72万元。 天银机电12月24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 | 机构专用 | | 16458.72 | 4437.87 | | 买二 | 机构专用 | | 14539.85 | 3959.25 | | 买三 | 机构专用 | | 14417.33 | 4742.02 | | 买四 | 机构专用 | | 11143.30 | 3399.50 | | 买五 | 机构专用 | | 9579.52 | 0.00 | | 卖一 | 深股通专用 | | 6271.57 | 11837.28 | | 卖二 | | 中国银河证券股份有限公司上海闵行区沪闵路证券营业 | 2.86 | 5533.37 | | | 部 | | | | | 卖三 | 机构专用 | | 14417.33 | 4742.02 | | 卖四 | 机构专用 | 16458. ...

第5笔成交价格为23.11元，成交10.00万股，成交金额231.10万元，溢价率为-24.92%，买方营业部为国 都证券股份有限公司江苏分公司，卖方营业部为中信建投证券股份有限公司佛山南海大道证券营业部。 第6笔成交价格为23.11元，成交17.40万股，成交金额402.11万元，溢价率为-24.92%，买方营业部为华 泰证券股份有限公司广州云城东路证券营业部，卖方营业部为中信建投证券股份有限公司佛山南海大道 证券营业部。 第7笔成交价格为23.11元，成交8.70万股，成交金额201.06万元，溢价率为-24.92%，买方营业部为机构 专用，卖方营业部为中信建投证券股份有限公司佛山南海大道证券营业部。 炒股就看金麒麟分析师研报，权威，专业，及时，全面，助您挖掘潜力主题机会！ 12月24日，天银机电收涨17.21%，收盘价为30.78元，发生8笔大宗交易，合计成交量150.1万股，成交 金额3468.81万元。 第1笔成交价格为23.11元，成交9.00万股，成交金额207.99万元，溢价率为-24.92%，买方营业部为机构 专用，卖方营业部为中信建投证券股份有限公司佛山南海大道证券营业部。 第2笔成交价格 ...

格隆汇12月24日｜天银机电(300342.SZ)今日大涨17.21%，换手率36%，成交额43.06亿元。龙虎榜数据显示，五家机构买入6.61亿元，卖出1.65亿元，净买入 4.96亿元；深股通买入6272万元，卖出1.18亿元，净卖出5566万元。上榜席位全天买入7.25亿元，卖出3.81亿元，合计净买入3.44亿元。(格隆汇) | 序号 | | 交易营业部名称 | 买入金额(万) | 占总成交比例 | | --- | --- | --- | --- | --- | | | 机构专用 | 1564次 41.24% 9 | 16458.72 | 3.82% | | 2 | 机构专用 | 1564次 41.24% | 14539.85 | 3.38% | | 3 | 机构专用 | 1564次 41.24% | 14417.33 | 3.35% | | র | 机构专用 | 1564次 41.24% | 11143.30 | 2.59% | | 5 | 机构专用 | 1564次 41.24% | 9579.52 | 2.22% | | 序号 | 交易营业部名称 | | 买入金额(万) | 占总成交比例 | | ...

Core Insights - The aerospace and satellite internet sectors are experiencing significant growth, with notable stock increases for companies like Tianyin Electromechanical and China Satellite [1] - The commercial aerospace industry is heavily reliant on low-cost, high-frequency launch capabilities, with reusable rockets being a key factor in this development [3] Group 1: Market Performance - Aerospace and satellite internet stocks have shown strong performance, with Tianyin Electromechanical rising over 15%, and China Satellite hitting a strong limit up [1] - The General Aviation ETF Huabao (159231) saw a price increase of 3.04% in the afternoon session [1] Group 2: Industry Developments - The Chinese reusable rocket program is in the engineering verification stage, with multiple rocket types like Zhuque-3 and Long March 12甲 undergoing intensive test flights [3] - The Hainan commercial aerospace launch site is operational, with phase two expansion underway to enhance launch infrastructure [3] Group 3: Future Projections - By 2030, China is expected to achieve 100 rocket launches per year at a cost of approximately 10 million yuan per launch, with the annual output value of rocket launches and satellite manufacturing projected to reach 85 billion yuan [3] - The General Aviation ETF Huabao covers a wide range of sectors, including military and civilian aerospace, with over 37% of its index focused on the aerospace industry [3]

Core Viewpoint - The commercial aerospace sector experienced a significant rally on December 24, with many stocks reaching their daily limit up, indicating strong investor interest and market momentum [1]. Group 1: Stock Performance - New Jingang (新劲刚) and Youyan Powder Materials (有研粉材) both achieved a 20% increase, while Superjet Co. (超捷股份) and New Ray Energy (新雷能) also hit the 20% limit up [1]. - Other notable stocks that reached their limit up include Ruihua Tai (瑞华泰), Puni Testing (谱尼测试), Jiuding New Materials (九鼎新材), Tiantong Co. (天通股份), and Zhongchao Holdings (中超控股), among nearly 20 stocks [1]. - The top performers included: - Tiangong Co. (天工股份) with a +20.82% increase, priced at 21.70 [2] - New Jingang (新劲刚) with a +20.02% increase, priced at 22.66 [2] - Youyan Powder Materials (有研粉材) with a +20.00% increase, priced at 64.14 [2] - Superjet Co. (超捷股份) with a +20.00% increase, priced at 112.44 [2] - New Ray Energy (新雷能) with a +20.00% increase, priced at 30.24 [2] Group 2: Additional Stock Highlights - Other stocks with notable increases included: - Ruihua Tai (瑞华泰) at +19.98%, priced at 23.24 [2] - Puni Testing (谱尼测试) at +19.95%, priced at 9.32 [2] - ST Xinyan (新研) at +18.40%, priced at 3.41 [2] - Xinwei Communication (信维通信) at +18.54%, priced at 44.95 [2] - Tianyin Electromechanical (天银机电) at +13.02%, priced at 29.68 [2] - Additional stocks that saw increases included: - Feiwo Technology (飞沃科技) at +12.07%, priced at 119.70 [2] - Huo Laiwo (霍莱沃) at +10.40%, priced at 54.03 [3] - Tiantong Co. (天通股份) at +10.04%, priced at 13.04 [3] - Zhongchao Holdings (中超控股) at +10.02%, priced at 5.49 [3] - Chuangyuan Technology (创元科技) at +10.01%, priced at 15.16 [3]