Core Viewpoint - The company, Beifang Changlong (301357), focuses on satellite communication systems primarily for military vehicle communication equipment, including various composite material antenna covers and reflectors [1] Group 1 - The main products of the company are concentrated in the military vehicle communication equipment sector [1] - The company provides a range of products such as composite material antenna covers and reflectors [1]

Core Viewpoint - Northern Long Dragon (301357) has recently received a patent for a lightweight high-strength composite material bullet holder and its preparation method, indicating a significant advancement in material technology [1] Group 1 - The patent was issued by the National Intellectual Property Administration, with the patent number ZL202310861173.1 [1] - The patent rights are held by Northern Long Dragon New Material Technology Co., Ltd., with an authorization announcement date set for November 18, 2025 [1] - The duration of the patent rights is 20 years, providing a long-term competitive advantage in the market [1]

一、专利基本情况 证券代码：301357 证券简称：北方长龙 公告编号：2025-084 北方长龙新材料技术股份有限公司 关于公司获得发明专利的公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚假 记载、误导性陈述或重大遗漏。 北方长龙新材料技术股份有限公司（以下简称"公司"）于近日收到 1 项国 家知识产权局颁发的《发明专利证书》，现将本次取得的发明专利具体情况公告 如下： 二、对公司的影响 上述专利为公司自主研发的成果，后续将应用到公司相关产品中。上述专利 证书的取得，不会对公司近期财务状况、经营成果等产生重大的影响，但有利于 公司进一步完善知识产权体系，发挥自主知识产权优势，健全持续创新机制，保 持技术领先地位，是公司持续创新能力的具体体现。 发明名称：一种轻质高强度复合材料弹托及其制备方法 中国专利号：ZL202310861173.1 专利权人：北方长龙新材料技术股份有限公司 发明人：陈跃、万勤勤、张尊宇、王华 专利申请日：2023 年 07 月 13 日 授权公告日：2025 年 11 月 18 日 专利权期限：20 年（自申请日起算） 本发明公开了一种轻质高强度复合材料弹托及其 ...

Market Overview - The ground equipment sector increased by 0.35% compared to the previous trading day, with Galaxy Electronics leading the gains [1] - The Shanghai Composite Index closed at 3914.01, up by 0.65%, while the Shenzhen Component Index closed at 13146.72, up by 1.25% [1] Individual Stock Performance - Galaxy Electronics (002519) closed at 5.65, with a rise of 9.92% and a trading volume of 1.1756 million shares, amounting to a transaction value of 663 million yuan [1] - National Science and Technology Year (688543) closed at 56.41, up by 4.37%, with a trading volume of 159,700 shares and a transaction value of 899 million yuan [1] - Tianzuo Equipment (300922) closed at 23.38, increasing by 1.70%, with a trading volume of 42,400 shares and a transaction value of approximately 99.16 million yuan [1] - Northern Navigation (600435) closed at 13.92, up by 1.38%, with a trading volume of 122,150 shares and a transaction value of 308 million yuan [1] - Other notable performances include: - Optoelectronics (600184) at 18.48, up by 0.49% [1] - Zhongbing Hongjian (000519) at 18.59, up by 0.27% [1] - Inner Mongolia First Machinery (600967) at 17.31, up by 0.23% [1] - Ganhuakegong (000576) at 10.39, unchanged [1] - Jieqiang Equipment (300875) at 45.40, down by 1.18% [1] - ST Emergency (300527) at 8.52, down by 1.27% [1] Capital Flow Analysis - The ground equipment sector experienced a net outflow of 395 million yuan from institutional investors, while retail investors saw a net inflow of 409 million yuan [2] - The capital flow for individual stocks shows: - National Science and Technology Year had a net inflow of 32.98 million yuan from institutional investors [3] - Northern Navigation saw a net inflow of 23.03 million yuan from institutional investors [3] - Galaxy Electronics had a net inflow of 14.37 million yuan from institutional investors [3] - ST Emergency experienced a significant net outflow of 32.69 million yuan from institutional investors [3] - Other stocks like Jieqiang Equipment and Optoelectronics also faced net outflows from institutional investors [3]

Market Overview - The ground armament sector experienced a decline of 0.64% on November 27, with Jieqiang Equipment leading the drop [1] - The Shanghai Composite Index closed at 3875.26, up 0.29%, while the Shenzhen Component Index closed at 12875.19, down 0.25% [1] Individual Stock Performance - Jieqiang Equipment (300875) closed at 45.77, down 2.62% with a trading volume of 60,500 shares and a transaction value of 281 million yuan [2] - Changcheng Military Industry (601606) closed at 52.10, down 1.12%, with a trading volume of 530,000 shares and a transaction value of 2.786 billion yuan [2] - Other notable declines include: - Guangdian Co. (600184) down 0.92% [2] - Yinhe Electronics (002519) down 0.64% [2] - Beifang Navigation (600435) down 0.58% [2] Capital Flow Analysis - The ground armament sector saw a net outflow of 267 million yuan from institutional investors, while retail investors had a net inflow of 298 million yuan [2][3] - The capital flow for individual stocks showed: - Beifang Changlong (301357) had a net inflow of 37.35 million yuan from institutional investors [3] - Jieqiang Equipment (300875) experienced a net outflow of 15.57 million yuan from institutional investors [3] - Guangdian Co. (600184) had a net outflow of 14.01 million yuan from institutional investors [3]

Market Overview - On November 25, the Shanghai Composite Index rose by 0.87%, the Shenzhen Component Index increased by 1.53%, and the ChiNext Index gained 1.77% with a total market turnover of 1.83 trillion yuan [1] - 4,300 stocks rose, with 95 stocks hitting the daily limit up, while sectors such as gaming, AI applications, CPO, and precious metals saw significant gains, whereas military equipment and aquaculture sectors declined [1] Key Stocks Performance - Jialv Technology (301117) saw a price increase of 20.00% to 48.17 yuan, with a turnover of 13.22 million yuan [2] - Guangku Technology (300620) rose by 20.00% to 147.00 yuan, with a turnover of 65.45 million yuan [2] - Qingshuiyuan (300437) increased by 20.00% to 18.66 yuan, with a turnover of 9.01 million yuan [2] - Dekeli (688502) also rose by 20.00% to 142.56 yuan, with a turnover of 28.73 million yuan [2] - Changguang Huaxin (688048) increased by 20.00% to 89.29 yuan, with a turnover of 20.29 million yuan [2] Top Net Buying and Selling Stocks - The top three net buying stocks were Guangku Technology (4.59 billion yuan), Hudian Co. (3.11 billion yuan), and Changguang Huaxin (1.77 billion yuan) [4] - The top three net selling stocks were Giant Network (2.18 billion yuan), Dekeli (1.56 billion yuan), and Zhongshui Fishery (1.05 billion yuan) [5] Sector Highlights - Solid-state battery concept stock Guosheng Technology achieved 8 boards in 12 days, while AI application concept stock Rongji Software recorded 6 boards in 7 days [3] - The commercial aerospace sector saw significant activity with stocks like Aerospace Power (2 boards) and Aerospace Universe (3 boards) [3] Institutional Activity - Institutional net buying was significant in stocks like Aerospace Development (1.47 billion yuan) and Guofeng New Materials (939.09 million yuan) [6] - Institutional net selling was led by Dekeli (1.50 billion yuan) and Shengxin Lithium Energy (1 billion yuan) [7] Trading Dynamics - The trading dynamics showed a high turnover rate for stocks like Guangku Technology (19.11%) and Qingshuiyuan (30.79%) [2][4] - The market experienced a notable fluctuation with stocks like Hudian Co. showing a 7.41% amplitude [11] Conclusion - The market showed a positive trend with significant gains in various sectors, particularly in technology and aerospace, indicating strong investor interest and potential growth opportunities in these areas [1][3]

Core Insights - On November 25, a total of 39 stocks were involved with institutional investors, with 18 showing net buying and 21 showing net selling [1] - The top three stocks with net buying by institutions were Aerospace Development, Guofeng New Materials, and Northern Long Dragon, with net buying amounts of 147 million, 93.91 million, and 89.72 million respectively [1] - The top three stocks with net selling by institutions were Dekoli, Shengxin Lithium Energy, and Sanmu Group, with net selling amounts of 150 million, 100 million, and 45.44 million respectively [1] Institutional Buying Summary - Aerospace Development: 3.37% increase, net buying of 147.16 million [2] - Guofeng New Materials: 4.61% decrease, net buying of 93.91 million [2] - Northern Long Dragon: 4.29% decrease, net buying of 89.72 million [2] - Other notable stocks with net buying include Giant Network (9.99%, 62.79 million), Qingshuiyuan (20.00%, 47.79 million), and Tianji Shares (10.01%, 42.46 million) [2] Institutional Selling Summary - Dekoli: 20.00% increase, net selling of 149.73 million [3] - Shengxin Lithium Energy: 3.06% increase, net selling of 100.26 million [3] - Sanmu Group: 3.15% decrease, net selling of 45.44 million [3] - Other notable stocks with significant net selling include Hainan Haiyao (9.95%, -416.59 thousand), Huadian Shares (10.01%, -2,356.96 thousand), and He Xin Instruments (20.00%, -2,860.64 thousand) [3]

Core Viewpoint - Northern Long Dragon's stock experienced a decline of 4.29% with a trading volume turnover rate of 47.28%, indicating significant trading activity and potential volatility in the stock market [2]. Trading Activity - The stock had a total trading volume of 1.938 billion yuan, with an amplitude of 7.54% during the trading day [2]. - Institutional investors net bought 89.72 million yuan, while the total net buying from brokerage seats amounted to 18.84 million yuan [2]. - The top five brokerage seats accounted for a total transaction of 373 million yuan, with a net buying of 10.9 million yuan [2]. Institutional Participation - Four institutional specialized seats were involved in trading, with total buying amounting to 184 million yuan and selling amounting to 93.8 million yuan, resulting in a net buy of 89.72 million yuan [2]. - Over the past six months, the stock has appeared on the Dragon and Tiger list 57 times, with an average price increase of 1.52% the day after being listed and an average increase of 8.43% over the following five days [2]. Capital Flow - The stock saw a net outflow of 136 million yuan in main capital, with large orders contributing to a net outflow of 63.08 million yuan and 73.39 million yuan respectively [2]. - Over the past five days, the main capital experienced a net outflow of 144 million yuan [2]. Margin Trading Data - As of November 24, the stock's margin trading balance was 219 million yuan, with a financing balance of 218 million yuan and a securities lending balance of 1.0838 million yuan [3]. - In the past five days, the financing balance decreased by 8.77 million yuan, representing a decline of 3.87%, while the securities lending balance increased by 11,700 yuan, showing a growth of 1.09% [3]. Brokerage Trading Details - On November 25, the top three buying brokerage seats were all institutional, with the largest buy amounting to 77.01 million yuan and the second largest at 54.40 million yuan [3]. - The selling activities also involved institutional seats, with the largest sell amounting to 77.01 million yuan [3][4].

Core Viewpoint - The stock of Beifang Changlong experienced a significant increase of 12.42% today, with a turnover rate of 52.46% and a trading volume of 2.109 billion yuan, indicating strong market interest and activity [2]. Trading Activity - The stock was listed on the Dragon and Tiger List due to its high turnover rate, with institutional investors net buying 18.8373 million yuan [2]. - The top five trading departments contributed a total transaction volume of 297 million yuan, with a net buying amount of 25.1256 million yuan [2]. - Among the trading departments, four institutional special seats were involved, with total buying amounting to 93.24 million yuan and selling amounting to 74.4027 million yuan, resulting in a net purchase of 18.8373 million yuan [2]. Historical Performance - Over the past six months, the stock has appeared on the Dragon and Tiger List 56 times, with an average price increase of 1.62% the day after being listed and an average increase of 8.84% over the following five days [2]. Capital Flow - The stock saw a net inflow of 5.3117 million yuan in main funds today, with a significant inflow of 30.021 million yuan from large orders, while large orders experienced a net outflow of 24.7093 million yuan [2]. - In the past five days, the main funds have seen a net outflow of 188 million yuan [2]. Margin Trading Data - As of November 21, the stock's margin trading balance was 2.18 billion yuan, with a financing balance of 2.17 billion yuan and a securities lending balance of 964.1 thousand yuan [3]. - Over the past five days, the financing balance increased by 14.8127 million yuan, representing a growth of 7.32%, while the securities lending balance increased by 67.4 thousand yuan, with a growth rate of 7.52% [3].

Market Overview - As of November 24, the Shanghai Composite Index closed at 3836.77 points, up by 1.87 points, with a change of 0.05% [1] - The Shenzhen Component Index closed at 12585.08 points, increasing by 47.01 points, reflecting a rise of 0.37% [1] - The ChiNext Index ended at 2929.04 points, gaining 8.97 points, which corresponds to a growth of 0.31% [1] Stock Performance - A total of 82 A-shares had a turnover rate exceeding 20% on this day, indicating significant trading activity [1] - Notable stocks with high turnover rates included: - Rongji Software (002474) with a turnover rate of 69.97% and a closing price of 12.46 yuan, up by 0.08% [1] - Southern Road Machinery (603280) at a turnover rate of 58.14%, closing at 44.17 yuan, with a rise of 10.01% [1] - Jianglong Shipbuilding (300589) with a turnover rate of 55.21%, closing at 26.90 yuan, up by 19.98% [1] - Northern Long Dragon (301357) at 52.46% turnover, closing at 177.68 yuan, increasing by 12.42% [1] Additional Notable Stocks - Other stocks with significant turnover rates included: - Yidian Tianxia (301171) at 44.67% turnover, closing at 43.08 yuan, up by 7.78% [1] - Zhidema (300785) with a turnover rate of 42.72%, closing at 47.00 yuan, increasing by 9.05% [1] - Nanfang Digital (301638) at 41.66% turnover, closing at 20.51 yuan, down by 7.61% [1] - The data indicates a mix of performance among high-turnover stocks, with some experiencing significant gains while others faced declines [1]