Core Viewpoint - The A-share market is experiencing a strong performance in the controllable nuclear fusion sector, with several companies showing significant stock price increases [1] Group 1: Company Performance - Hongwei Technology saw a stock increase of over 17% [1] - Changfu Co., Ltd. increased by over 15% [1] - Haheng Huatuo rose by over 10% [1] - Prince New Materials, Sichuang Electronics, Baili Electric, and Guotai Group all hit the 10% daily limit [1] - Xue Ren Group, Hailu Heavy Industry, and Guoji Heavy Equipment increased by over 9% [1] - China Nuclear Construction rose by over 6% [1] - Other companies such as Atlantic, Rongfa Nuclear Power, Aikesai Bo, Guoguang Electric, Western Superconducting, and Antai Technology increased by over 5% [1]

Core Viewpoint - The market is experiencing a narrow fluctuation with positive momentum in sectors like controllable nuclear fusion and commercial aerospace, while precious metals and film sectors are declining. The outlook for the market is optimistic due to favorable policy combinations established in recent significant meetings, suggesting a gradual unfolding of the year-end market rally [1]. Group 1: Sector Performance - The controllable nuclear fusion sector is showing strength, with companies like Wangzi New Materials and Xue Ren Group hitting the daily limit up, while Changfu Co. is also performing well. Other companies such as Aikesaibo and Hahan Huaton are following suit [2]. - The commercial aerospace concept is gaining traction, with Huati Technology achieving two consecutive limit ups, and companies like Xinke Mobile and Guanglian Aviation also seeing gains [1]. Group 2: Institutional Perspectives - Industrial Securities believes that the year-end market rally is likely to gradually unfold as consensus is sought, supported by a favorable environment for risk assets due to recent positive policy combinations [3]. - Guotai Junan is optimistic about the market's recovery, expecting active trading and a potential upward trend in the "transformation bull" market, particularly in technology, brokerage insurance, and consumer sectors [4]. - CITIC Securities indicates that the underlying logic of the bull market remains intact, with a new wave of market activity anticipated as adjustments have been largely completed, focusing on sectors like non-ferrous metals, AI computing power, and commercial aerospace [5].

商业航天板块近期持续活跃。12月19日盘初，板块内个股再度拉升，华体科技2连板，雪人集团、国 机精工涨停，航天智造涨超19%，优机股份、广联航空、 星辰科技、 航天智装等涨超10%。 | 代码 | 名称 | 涨幅％v | 现价 | | --- | --- | --- | --- | | 300446 | 航天智造 | +19.05% | 26.87 | | 920943 | 优机股份 | +17.11% | 30.19 | | 688387 | 信科移... | +17.26% | 10.60 | | 300900 广联航空 | | +11.28% | 27.13 | | 920885 星辰科技 | | +10.12% | 29.16 | | 300455 | 航天智装 | +10.22% | 28.68 | | 603679 | 华体科技 | +10.03% | 19.31 | | 002639 雪人集团 | | +10.01% | 20.34 | | 002046 | 国机精工 | +9.99% | 39.63 | | 002204 | 大连重工 | +9.48% | 7.85 | | 600468 | ...

Group 1 - The controllable nuclear fusion sector is experiencing strong growth, with companies like Western Materials reaching new highs and several others, including Wangzi New Materials and Xue Ren Group, hitting the daily limit up [1] - The domestic production rate of key nuclear fusion equipment has exceeded 96%, with critical components like tungsten-based divertors and high-temperature superconducting tapes now being produced independently [1] - The industry is entering a new phase characterized by multiple competitive technological routes and concentrated capital investment, driven by advancements in the BEST device and EAST's long-pulse operation records [2] Group 2 - The nuclear fusion industry is progressing from experimental verification to engineering demonstration, with a clear three-step development plan: experimental pile, demonstration pile, and commercial pile, aiming for completion of the experimental pile by 2035 and commercial demonstration by 2050 [5] - AI technology is playing a significant role in accelerating the commercialization of nuclear fusion, optimizing reaction conditions, and predicting plasma behavior, which enhances the stability and efficiency of fusion reactions [8][13] - Material innovation is crucial for overcoming bottlenecks in the nuclear fusion industry, focusing on surface and structural innovations, optimizing superconducting materials, and enhancing material properties through modification [15][17] Group 3 - Leading companies in the energy equipment sector have made significant progress in the development of core components for nuclear fusion, with a clear path to industrialization and ongoing benefits in sub-sectors like superconductors and divertor materials [23][25] - Four Creation Electronics is the only domestic company to achieve the localization of superconducting magnet power supply modules for fusion devices, securing a significant market position [26][27] - An Tai Technology is a global supplier of core components for controllable nuclear fusion devices, providing a range of products that support various nuclear power technologies [30]

（文章来源：每日经济新闻） 每经AI快讯，12月19日，可控核聚变板块高开，王子新材涨停，常辅股份涨超10%，爱科赛博、哈焊华 通、宏微科技、雪人集团、英杰电气跟涨。 ...

12月18日沪指上涨0.16%，盘后龙虎榜数据显示，机构现身32只个股龙虎榜，净买入15只，净卖出17 只。深沪股通席位出现在18只个股龙虎榜。 证券时报·数据宝统计显示，12月18日机构专用席位现身32只个股龙虎榜，合计净卖出2.38亿元。个股来 看，净买入15只，净卖出17只。 机构龙虎榜净买卖个股 机构专用席位净买入金额最多的是雪人集团，该股今日收盘下跌5.76%，全天换手率为38.18%，成交额 为46.87亿元。因日换手率达38.03%上榜龙虎榜，前五大买卖营业部中有4家机构专用席位，为买二、买 三、买四、卖四，合计净买入12796.59万元。同时上榜的还有深股通专用席位，净卖出7324.71万元，营 业部席位合计净买入3043.10万元。资金流向方面，该股全天资金净流出1.79亿元。 通宇通讯，今日收盘上涨2.34%，全天换手率为41.04%，成交额为45.17亿元。因日换手率达41.04%上榜 龙虎榜，前五大买卖营业部中有4家机构专用席位，为买二、买三、买五、卖二，合计净买入12789.84 万元。同时上榜的还有深股通专用席位，净卖出2036.82万元，营业部席位合计净卖出7440.54万元。资 ...

Group 1: Stock Market Activity - 38 stocks were listed on the institutional trading leaderboard today, with 19 stocks seeing net buying and 19 stocks experiencing net selling [1] - The top three stocks with the highest net buying by institutions were: Xue Ren Group (128 million), Tongyu Communication (128 million), and Zhejiang Shibao (92.5 million) [1] - Zhejiang Shibao has a strong technical reserve in steer-by-wire and rear-wheel steering, with mass production projects expected to start in Q4 of this year and the second half of 2026 [1] Group 2: Aerospace Industry Developments - SpaceX has officially entered a regulatory quiet period as it moves closer to its planned IPO next year [2] - The Long March 12A reusable launch vehicle, developed by China Aerospace Science and Technology Corporation, is scheduled for its maiden flight in December 2025 [2] - The global commercial space launch sector is undergoing significant cost restructuring, with traditional rockets having hardware manufacturing costs at about 67%, while new commercial rockets reduce this to around 24% through reusable designs [2] Group 3: Healthcare and AI Integration - Meinian Health is a leader in the third-party health examination industry and is developing an AI health management model in collaboration with Huawei [3] - Huaren Health focuses on the pharmaceutical distribution sector, with Alibaba Health as a significant shareholder [3] - The AI healthcare sector is experiencing rapid growth, with 83 AI medical models launched in China, covering various applications such as online consultations and health management [3]

Core Insights - On December 17, the Shanghai Composite Index rose by 1.19%, with institutional investors appearing on the trading lists of 31 stocks, net buying 18 and net selling 13 [1] - Institutional special seats net bought a total of 467 million yuan, marking the fifth consecutive day of net buying [1] Institutional Net Buying - The stock with the highest net buying from institutional seats was Juguang Technology, which closed up 17.34% with a turnover rate of 12.90% and a transaction volume of 2.025 billion yuan. The top five trading departments included three institutional special seats, net buying a total of 291.32 million yuan [2] - ShenNan Circuit hit the daily limit, closing up 10.00% with a turnover rate of 2.60% and a transaction volume of 3.663 billion yuan. Seven institutional special seats were among the top five trading departments, net buying a total of 173.44 million yuan [2] - Hualing Cable closed up 5.21% with a turnover rate of 58.77% and a transaction volume of 3.217 billion yuan. Two institutional special seats net bought a total of 124.66 million yuan [3] Institutional Net Selling - The stock with the highest net selling by institutions was Yingweike, which saw a net selling amount of 220.25 million yuan. It was listed due to a price deviation of 8.32% [4] - XueRen Group had a net selling of 140.22 million yuan, with a turnover rate of 46.49% [4] - Guangxun Technology also saw significant net selling, amounting to 124.14 million yuan, despite a price deviation of 8.32% [4] Market Performance - The average increase of stocks with net buying from institutions was 8.38%, outperforming the Shanghai Composite Index [3] - Stocks like Yidong Electronics and Kaipu Cloud showed strong performance, closing at the daily limit [3] - A backtest of stocks with net buying from institutions over the past month revealed a 45.83% probability of rising the next day and a 38.54% probability of rising over three days [3] Earnings Forecast - Among the stocks with net buying from institutions, two provided earnings forecasts for 2025, both indicating an increase. Nantetech is expected to have a net profit of 111 million yuan, representing a year-on-year increase of 13.02% [3] Stocks with Deep and Hong Kong Stock Connect - On December 17, 16 stocks on the trading list had appearances from the Deep and Hong Kong Stock Connect, with net buying amounts for ShenNan Circuit, Shengxin Lithium Energy, and Aerospace Machinery totaling 146 million yuan, 109 million yuan, and 85.18 million yuan respectively [7] - Stocks like XueRen Group and Biological Shares saw significant net selling through the Deep and Hong Kong Stock Connect, with amounts of 143 million yuan and 54.91 million yuan respectively [7]

Market Performance - The Shanghai Composite Index closed at 3870.28 points, up 1.19%, with a trading volume of 766.8 billion yuan [1] - The Shenzhen Component Index closed at 13224.51 points, up 2.4%, with a trading volume of 1044.325 billion yuan [1] - The ChiNext Index closed at 3175.91 points, up 3.39%, with a trading volume of 495.114 billion yuan [1] - The STAR Market 50 Index closed at 1325.33 points, up 2.47%, with a trading volume of 50.2 billion yuan [1] - The total trading volume of both markets reached 1811.125 billion yuan, an increase of 86.946 billion yuan compared to the previous trading day [1] Sector Performance - Strong performance was noted in sectors such as telecommunications, non-ferrous metals, insurance, precious metals, electronics, chemicals, power equipment, and media [2] - Concepts like CPO, lithium mining, optical communication modules, liquid cooling, copper cable high-speed connections, fluorine chemicals, PCB, and composite current collectors showed active trends [2] - The agriculture, defense, and liquor sectors experienced declines, with weaker trends in concepts like space stations, satellite internet, duty-free, rental sales, and grain [2] Fund Flow - The net outflow of main funds in the Shanghai and Shenzhen markets was 6.73 billion yuan [3] - The ChiNext saw a net outflow of 4.067 billion yuan, while the CSI 300 index experienced a net outflow of 5.145 billion yuan [4] - The telecommunications sector had the highest net inflow of main funds, amounting to 4.529 billion yuan, followed by non-ferrous metals, electronics, and power equipment [4] Individual Stock Performance - A total of 2117 stocks saw net inflows of main funds, with 93 stocks receiving over 100 million yuan in net inflows [5] - The stock with the highest net inflow was Zhongji Xuchuang, with 1.426 billion yuan, followed by Xinyi Sheng, Shenghong Technology, Tianfu Communication, and others [6] - Conversely, 3043 stocks experienced net outflows, with 75 stocks seeing over 100 million yuan in net outflows [7] - The stock with the highest net outflow was Pingtan Development, with 1.459 billion yuan, followed by Yonghui Supermarket, Aerospace Development, and others [8] Institutional Activity - Institutional seats had a net buy of approximately 471 million yuan, with 16 stocks being net bought and 11 stocks being net sold [9] - The stock with the highest net buy from institutions was Juguang Technology, with about 291 million yuan [10] - The stock with the highest net sell was Yingweike, with approximately 22 million yuan, followed by Xue Ren Group, Guangxun Technology, and others [11]

2.68亿资金抢筹深南电路，3.94亿资金出逃雪人集团 46只上榜的龙虎榜个股中，25只个股被净买入，21只个股被净卖出。其中，资金净买入最多的是深南电路，达 2.68亿元，占总成交金额的7.32%。深南电路当日收盘上涨10%，换手率为2.6%。 | 名称 | 涨跌幅 | 龙虎榜净买 | 净买额占 | 换手率 | 解读 | | --- | --- | --- | --- | --- | --- | | | | 额(万元) | 总成交比 | | | | 深南电路 | 10% | 26815 | 7.32% | 2.6% | 4家机构买入，成功 | | | | | | | 率39.16% | | 炬光科技 | 17.34% | 23768 | 11.73% | 12.9% | 2家机构买入,成功 | | | | | | | 率42.07% | | 开普云 | 20% | 17168 | 23.18% | 5.29% | 1家机构买入,成功 | | | | | | | 率43.58% | | 古鳌科技 | 20% | 15804 | 20.55% | 14.93% | 2家机构买入,成功 | | | | | | | ...