格隆汇11月28日丨中信海直(000099.SZ)在互动平台表示，公司在低空经济领域进行了战略布局，包括 低空交通物流、无人机应用、基础设施、低空消费等领域，重点在大型无人机、eVTOL运营方面构建 能力与市场优势。已成功运行翼龙2无人机开展省级航空应急项目，运行双尾蝎A无人机承担气象部门 人工影响天气任务，应用吨级eVTOL顺利完成深圳—海上石油平台、合肥—安庆两次陆海间、跨城间 货运试验航线首飞。 ...

格隆汇11月28日丨中信海直(000099.SZ)在互动平台表示，公司在低空经济领域进行了战略布局，包括 低空交通物流、无人机应用、基础设施、低空消费等领域，重点在大型无人机、eVTOL运营方面构建 能力与市场优势。已成功运行翼龙2无人机开展省级航空应急项目，运行双尾蝎A无人机承担气象部门 人工影响天气任务，应用吨级eVTOL顺利完成深圳—海上石油平台、合肥—安庆两次陆海间、跨城间 货运试验航线首飞。 ...

Core Viewpoint - The article highlights the significance of Serbia's 250th Air Defense Brigade, which gained fame for shooting down a NATO F-117A stealth fighter during the 1999 conflict, and its current collaboration with China in acquiring advanced air defense systems, specifically the FK-3 and HQ-17AE missile systems [1][3][4]. Group 1: Historical Context - The 250th Air Defense Brigade is renowned for using the SAM-3 missile to down the F-117A, marking the first instance of a stealth aircraft being shot down by a surface-to-air missile [1][4]. - The F-117A was considered invulnerable due to its stealth technology until it was successfully targeted by the older SAM-3 system, showcasing the effectiveness of training and tactics over technological superiority [6][7]. Group 2: Current Developments - Serbia has publicly showcased its new Chinese-made FK-3 and HQ-17AE air defense systems, with officials expressing pride in these acquisitions [7][9]. - The FK-3 system has a maximum range of 100 kilometers and can intercept various aerial threats, significantly enhancing Serbia's air defense capabilities [12]. - The HQ-17AE system is designed for low-altitude defense and can engage multiple targets simultaneously, further strengthening Serbia's military capabilities [15]. Group 3: User Experience and Collaboration - The 250th Air Defense Brigade has reported high satisfaction with the performance and reliability of the Chinese missile systems, emphasizing effective collaboration with Chinese manufacturers for system adaptations [9][12]. - The introduction of these systems has improved Serbia's airspace control and defense capabilities, allowing for better protection of critical infrastructure [9][12]. Group 4: Future Outlook - The brigade's commander expressed interest in continuing to monitor advancements in Chinese military technology, indicating a commitment to integrating new systems into Serbia's defense strategy [16].