| 代码 | 简称 | 1月21日涨跌幅 | 融资净买入额 | 最新融资余额 | 占流通市值比例 | 所属行 | | --- | --- | --- | --- | --- | --- | --- | | | | （%） | （万元） | （万元） | （%） | 业 | | 600879 | 航天电 | 2.36 | 83020.85 | 403444.77 | 4.54 | 国防军 | | | 子 | | | | | 工 | | 300502 | 新易盛 | 3.20 | 55533.83 | 2016279.47 | 5.77 | 通信 | | 300750 | 宁德时 | 0.06 | 49559.04 | 2385295.63 | 1.60 | 电力设 | | | 代 | | | | | 备 | | 601899 | 紫金矿 | 2.20 | 46325.37 | 1035691.61 | 1.32 | 有色金 | | | 业 | | | | | 属 | | 600519 | 贵州茅 | -1.64 | 42446.00 | 1923375.54 | 1.14 | 食品饮 | | | 台 | | | ...

Group 1 - The top 20 stocks with significant capital inflow include Aerospace Electronics (8.98 billion), Tianfu Communication (7.17 billion), and Zhongji Xuchuang (6.63 billion) [1] - Aerospace Electronics experienced a price increase of 8.1%, while Tianfu Communication and Zhongji Xuchuang saw increases of 3.85% and 1.33% respectively [2] - Other notable stocks with substantial capital inflow include Woer Nuclear Materials (5.31 billion), Jiuding New Materials (4.75 billion), and China Nuclear Engineering (4.37 billion) [1][2] Group 2 - Jiuding New Materials had a significant price increase of 10%, while Zhejiang Wenlian and China Shipbuilding also saw increases of 10% and 1.96% respectively [2][3] - The energy sector is represented by China Petroleum with a capital inflow of 2.85 billion and a price increase of 2.85% [3] - Companies like Jushi Group and Goldwind Technology also showed strong performance with capital inflows of 2.78 billion and 2.73 billion, and price increases of 10.01% and 4.44% respectively [3]

Market Overview - The Shanghai Composite Index rose by 0.08% to close at 4116.94 points, with a daily high of 4135.96 points [1] - The Shenzhen Component Index increased by 0.7% to close at 14255.12 points, reaching a peak of 14320.94 points [1] - The ChiNext Index gained 0.54%, closing at 3295.52 points, with a maximum of 3329.5 points [1] Margin Trading and Securities Lending - The total margin trading and securities lending balance in the Shanghai and Shenzhen markets reached 27119.75 billion yuan, with a financing balance of 26945.23 billion yuan and a securities lending balance of 174.52 billion yuan [2] - This represents an increase of 115.92 billion yuan compared to the previous trading day [2] - The Shanghai market's margin trading balance was 13746.08 billion yuan, up by 101.13 billion yuan, while the Shenzhen market's balance was 13373.67 billion yuan, increasing by 14.8 billion yuan [2] Fund Issuance - Seven new funds were launched yesterday, including: - E Fund Hong Kong Stock Connect Consumer Mixed A - E Fund Hong Kong Stock Connect Consumer Mixed C - Huitianfu Gain Return Bond A - Huaxia CSI 500 Free Cash Flow ETF Link C - Huitianfu Gain Return Bond C - Huaxia CSI 500 Free Cash Flow ETF Link A - E Fund Shanghai Composite ETF [4] Top Net Purchases on the Dragon and Tiger List - The top 10 net purchases on the Dragon and Tiger list included: - Zhongtung High-tech with a net purchase of 57664.7 million yuan - Longxin Technology with 26946.73 million yuan - Dazhu CNC with 25319.57 million yuan - Zhongrong Electric with 21762.39 million yuan - Tongfu Microelectronics with 20382.62 million yuan [6]

Group 1 - The core viewpoint of the news highlights the positive performance of the AI sector, particularly driven by the optical module CPO segment, with notable stock increases such as Tianfu Communication rising by 6% and Deepin Technology leading with a 7% gain [1][5] - The AI application sector is showing active performance, with multiple stocks, including Chinese Online and BlueFocus, experiencing gains of over 2% [1][5] - The entrepreneurial board AI ETF (159363) has seen a 2% increase in trading, with real-time transactions exceeding 150 million CNY and over 1 billion CNY added in the past five days [1][5] Group 2 - Tianfu Communication has released a profit forecast for 2025, estimating net profits attributable to shareholders between 1.881 billion CNY and 2.150 billion CNY, representing a year-on-year growth of 40% to 60% [1][5] - The growth is attributed to the accelerated development of the AI industry and the ongoing construction of global data centers, which have driven stable demand for high-speed optical device products [1][5] - The company’s continuous cost reduction and efficiency improvement in smart manufacturing have also contributed to revenue growth across its active and passive product lines [1][5] Group 3 - Tianfeng Securities expresses a strong outlook on investment opportunities within the core segments of the computing power supply chain, driven by AI, indicating potential for significant business growth [2][6] - The report emphasizes the high prosperity of the overseas computing power supply chain, with ongoing financial reports reflecting strong AI-related demand [2][6] - Industrial chain fundamentals are resonating strongly, particularly in the optical module sector, which is expected to attract more attention during the earnings disclosure period [2][6] Group 4 - The entrepreneurial board AI ETF is structured with approximately 60% of its portfolio focused on computing power (primarily optical modules) and about 40% on AI applications, representing both core computing power and true AI application sectors [7]

(本文来自第一财经) 从融资买入额占当日总成交金额比重来看，有2只个股融资买入额占比超30%。其中奕帆传动、中金公 司、南大环境融资买入额占成交额比重排名前三，分别为42.17%、37.49%、28.35%。 从融资净买入金额来看，有44只个股获融资净买入超亿元。其中，航天电子、新易盛、宁德时代融资净 买入金额排名前三，分别获净买入8.3亿元、5.55亿元、4.96亿元。 A股1月21日共有3764只个股获融资资金买入，有556股买入金额超亿元。其中，新易盛、中际旭创、航 天电子融资买入金额排名前三，分别获买入25.1亿元、22.3亿元、21.03亿元。 ...

电子行业主力资金净流入金额居首。 A股主要指数今日（1月21日 ）集体收涨，行业板块涨多跌少，贵金属、能源金属、采掘行业、电机、 半导体、小金属、电子元件等板块涨幅居前，煤炭、酿酒、商业百货、电网设备等板块跌幅居前。 从今日主力资金情况来看，沪深两市全天主力资金净流入56.08亿元。17个行业主力资金净流入，电 子、有色金属、银行、机械设备行业主力资金净流入金额分别为52.2亿元、43.76亿元、21.59亿元、 11.36亿元；非银金融、通信、计算机、交通运输等行业主力资金净流入金额均超5亿元。 14个主力资金净流出行业中，电力设备、国防军工、传媒行业主力资金净流出金额居前，分别为44.51 亿元、28.47亿元、11.42亿元； 农林牧渔、食品饮料、家用电器、商贸零售行业主力资金净流出金额均 超6亿元。 10股获主力资金净流入均超5亿元 从个股看，56股主力资金净流入均超2亿元，10股获主力资金净流入均超5亿元。 中国长城主力资金净流入14.27亿元，居首。公司近日发布业绩预告，2025年度归母净利润亏损收窄至 3500万元至7000万元，同比减亏95.27%至97.63%，显著改善；扣非净利润亏损6.3 ...

电子行业主力资金净流入金额居首。 A股主要指数今日（1月21日 ）集体收涨，行业板块涨多跌少，贵金属、能源金属、采掘行业、电机、 半导体、小金属、电子元件等板块涨幅居前，煤炭、酿酒、商业百货、电网设备等板块跌幅居前。 从今日主力资金情况来看，沪深两市全天主力资金净流入56.08亿元。17个行业主力资金净流入，电 子、有色金属、银行、机械设备行业主力资金净流入金额分别为52.2亿元、43.76亿元、21.59亿元、 11.36亿元；非银金融、通信、计算机、交通运输等行业主力资金净流入金额均超5亿元。 14个主力资金净流出行业中，电力设备、国防军工、传媒行业主力资金净流出金额居前，分别为44.51 亿元、28.47亿元、11.42亿元； 农林牧渔、食品饮料、家用电器、商贸零售行业主力资金净流出金额均 超6亿元。 10股获主力资金净流入均超5亿元 从个股看，56股主力资金净流入均超2亿元，10股获主力资金净流入均超5亿元。 新易盛、华天科技、通富微电主力资金净流入分别为12.14亿元、10.87亿元、10.17亿元。 近日，华天科技发布购买资产的进展公告，公司拟通过发行股份及支付现金方式，收购27名交易对方合 计持 ...

Investment Rating - The industry investment rating is "Overweight" (maintained) [1] Core Insights - The report emphasizes the acceleration of the CPO (Co-Packaged Optics) industry driven by the silicon photonics trend, highlighting the increasing demand for CPO, optical modules, and liquid cooling solutions [4][5] - NVIDIA's recent product launches, including the Vera Rubin AI supercomputer, are expected to boost the demand for CPO and related technologies [4][5] - The report identifies key investment opportunities in the silicon photonics and CPO supply chain, recommending specific companies as potential beneficiaries [7] Summary by Sections Industry Overview - The report indicates a clear trend towards silicon photonics and CPO development, with significant implications for various sectors [6] Key Technologies and Products - The Vera Rubin NVL72 cabinet features advanced specifications, including 20 trillion transistors and enhanced memory capacities, which are expected to drive demand for related technologies [4] - The NVIDIA Spectrum-X Ethernet CPO supports significant bandwidth expansion, facilitating cluster scaling [5] Investment Opportunities - The report highlights four key focus areas in silicon photonics: silicon photonic engines, CW light sources, optical interconnects, and passive components, recommending specific companies for investment [6][7] - Recommended companies include: - "Four Key Focus" companies: Zhongji Xuchuang, Xinyi Sheng, Yuanjie Technology, and Tianfu Communication - "Three Small Dragons" in silicon photonics equipment and optical interconnects: Robotek, Zhishang Technology, and Juguang Technology [7]

截至1月21日收盘，共封装光学(CPO)概念上涨3.09%，位居概念板块涨幅第6，板块内，124股上涨，致 尚科技20%涨停，华天科技、沃格光电、广合科技等涨停，罗博特科、联特科技、科翔股份等涨幅居 前，分别上涨14.73%、12.64%、12.48%。跌幅居前的有长飞光纤、乾照光电、斯瑞新材等，分别下跌 3.57%、2.32%、1.97%。 今日涨跌幅居前的概念板块 | 概念 | 今日涨跌幅（%） | 概念 | 今日涨跌幅（%） | | --- | --- | --- | --- | | 金属铅 | 5.01 | 免税店 | -1.16 | | 金属锌 | 4.83 | 信托概念 | -1.09 | | 黄金概念 | 3.82 | 乳业 | -0.95 | | 金属铜 | 3.33 | 柔性直流输电 | -0.94 | | 先进封装 | 3.11 | 青蒿素 | -0.85 | | 共封装光学(CPO) | 3.09 | 拼多多概念 | -0.71 | | 存储芯片 | 2.80 | 虚拟电厂 | -0.71 | | PCB概念 | 2.79 | 超级品牌 | -0.70 | | 富士康概念 | 2.76 ...

Volatility - A total of 12 stocks in the A-share market experienced a volatility exceeding 20% today, with Jin Sun and Jin Modern leading the list [1] Turnover Rate - There were 6 stocks in the A-share market with a turnover rate exceeding 40% today, with Guangdian Electric and Hongbaoli at the forefront [1] Main Capital Flow - Main capital saw a net inflow into the electronics and non-ferrous metals sectors, while experiencing a net outflow from the power equipment and national defense sectors [1] - The stocks with the highest net inflow included China Great Wall (14.27 billion), New Yisheng (12.14 billion), Huaten Technology (10.87 billion), Tongfu Microelectronics (10.17 billion), and Shengxin Lithium Energy (6.68 billion) [1] - The stocks with the highest net outflow included Xinwei Communication (17.59 billion), Shanzi Gaoke (10.52 billion), Zhongji Xuchuang (8.39 billion), Goldwind Technology (8.15 billion), and Xiangnong Xinchuan (7.8 billion) [1]