Group 1 - The company Jida Communication (300597) reported that as of August 20, 2025, the number of shareholders is 20,533 [1]

Market Overview - On August 20, the communication services sector rose by 0.39% compared to the previous trading day, with Huaxing Chuangye leading the gains [1] - The Shanghai Composite Index closed at 3766.21, up 1.04%, while the Shenzhen Component Index closed at 11926.74, up 0.89% [1] Individual Stock Performance - Huaxing Chuangye (300025) closed at 7.46, with a gain of 2.75% and a trading volume of 244,900 shares, amounting to a transaction value of 179 million yuan [1] - Yitong Century (300310) closed at 6.91, up 2.22%, with a trading volume of 419,600 shares and a transaction value of 286 million yuan [1] - Zhongfutong (300560) closed at 14.96, gaining 1.56% with a trading volume of 89,700 shares and a transaction value of 132 million yuan [1] - Runze Technology (300442) closed at 56.77, up 1.45%, with a trading volume of 129,530 shares and a transaction value of 1.642 billion yuan [1] - Guanghuan Xinwang (300383) closed at 15.61, gaining 1.43% with a trading volume of 815,200 shares and a transaction value of 1.249 billion yuan [1] Fund Flow Analysis - The communication services sector experienced a net outflow of 353 million yuan from institutional investors and 376 million yuan from speculative funds, while retail investors saw a net inflow of 729 million yuan [2] - China Mobile (600941) had a net inflow of 115 million yuan from institutional investors, while it faced a net outflow of 203 million yuan from speculative funds [3] - North Latitude Technology (002148) saw a net inflow of 59.67 million yuan from institutional investors, with a net outflow of 53.74 million yuan from speculative funds [3]

Group 1 - The core viewpoint of the news is that Jilin Jida Communication Design Institute Co., Ltd. has experienced a decline in its financial performance, with a notable drop in both revenue and net profit in the latest quarterly report [1] - As of August 14, 2025, the company's stock price closed at 9.8 yuan, down 2.68%, with a trading volume of 101,600 hands and a transaction amount of 101 million yuan [1] - The company reported total operating revenue of 92.7351 million yuan for the first quarter of 2025, a year-on-year decrease of 4.74%, and a net profit attributable to shareholders of 3.302 million yuan, a significant year-on-year decrease of 204.08% [1] Group 2 - Jilin Jida Communication has made investments in 6 companies and participated in 1,549 bidding projects, indicating active engagement in the market [2] - The company holds 9 trademark registrations and 139 patents, showcasing its focus on intellectual property [2] - Additionally, the company possesses 11 administrative licenses, reflecting its compliance and operational capabilities [2]

Group 1 - The company has integrated its smart canteen platform with DeepSeek [2] - This integration was confirmed by the company on August 13 during an interaction with investors [2] - The inquiry about the integration was made by an investor on an investor interaction platform [2] Group 2 - The smart canteen platform is part of the company's offerings [2] - DeepSeek is likely a technology or service that enhances the functionality of the smart canteen platform [2] - The integration may indicate a strategic move to improve service delivery or operational efficiency [2]

格隆汇8月13日丨吉大通信(300597.SZ)在互动平台表示，公司未有液冷散热相关产品及技术。 ...

吉大通信7月2日在互动平台表示，公司暂未涉及海洋光缆业务。 ...

Group 1 - The stock price of Jida Communication closed at 10.39 yuan on August 6, 2025, with a decrease of 0.03 yuan, representing a decline of 0.29% from the previous trading day [1] - The trading volume on that day was 122,125 hands, with a total transaction amount of 127 million yuan [1] - Jida Communication's main business is communication technology services, focusing on the development of smart canteen products that integrate IoT and AI technologies to provide digital solutions for group dining scenarios [1] Group 2 - The company has established initial brand influence in the industry, with a continuous increase in the number of ecological partnerships [1] - Recent disclosures on the investor interaction platform indicate that the smart canteen products are undergoing accelerated iteration and upgrades, while also enhancing market expansion efforts [1] - In the drone technology sector, the company's current research is primarily focused on detection and countermeasure technologies for "low, slow, small" drones [1] Group 3 - On August 6, the net outflow of main funds was 5.2528 million yuan, accounting for 0.19% of the circulating market value [1] - However, over the past five trading days, there has been an overall net inflow trend, with a cumulative net inflow of 3.1808 million yuan [1]

Group 1 - The company, Jida Communication, focuses on research related to the detection and countermeasures against "low, slow, small" drones [2] - The company has not conducted research on technologies to destroy drones using lasers or microwaves [2] - The effectiveness of the company's drone detection technology and its monitoring success rate were questioned by investors, but specific distance metrics were not disclosed [2]

金融界消息 截至2025年8月1日收盘，吉大通信（300597）报收于10.15元，上涨2.94%，换手率6.21%， 成交量16.84万手，成交金额1.70亿元。 通过天眼查大数据分析，吉林吉大通信设计院股份有限公司共对外投资了6家企业，参与招投标项目 1518次，知识产权方面有商标信息9条，专利信息139条，此外企业还拥有行政许可11个。 资金流向方面，今日主力资金净流入1284.24万元，占比成交额7.57%。其中，超大单净流入811.78万 元、占成交额4.79%，大单净流入472.46万元、占成交额2.79%，中单净流出流出927.36万元、占成交额 5.47%，小单净流出356.88万元、占成交额2.1%。 来源：金融界 吉大通信最新一期业绩显示，截至2025一季报，公司营业总收入9273.51万元、同比减少4.74%，归属净 利润330.20万元，同比减少204.08%，扣非净利润361.36万元，同比减少226.20%，流动比率2.552、速动 比率1.630、资产负债率32.34%。 天眼查商业履历信息显示，吉林吉大通信设计院股份有限公司，成立于1985年，位于长春市，是一家以 从事互联网和 ...

证券日报网讯吉大通信（300597）8月1日在互动平台回答投资者提问时表示，截至2025年7月31日合并 普通账户和融资融券信用账户持有人数为21128户。 ...