Group 1 - The successful launch of the Long March 5B rocket and the Yuan Zheng 2 upper stage took place on August 13, 2023, at 14:43, sending the low Earth orbit satellite internet group 08 into its designated orbit [1][3] - The Long March 5B rocket is a large cryogenic launch vehicle that builds on the foundation of the Long March 5 rocket, while the Yuan Zheng 2 upper stage is the largest and most powerful conventional liquid upper stage currently available [3] - This mission marks the 588th launch of the Long March series of launch vehicles, showcasing the capabilities of the launch system to execute various orbital missions, including near-Earth and sun-synchronous orbits [3] Group 2 - The launch system supports multiple deployment configurations, including single satellite launches, multiple satellite launches, and constellation deployments, with capabilities for serial, parallel, side-mounted, and combined configurations [3] - The satellite internet low Earth orbit group 08 was developed by the Fifth Academy of China Aerospace Science and Technology Corporation [1]

Group 1 - The aerospace equipment sector rose by 0.65% on August 13, with Zhongtian Rocket leading the gains [1] - The Shanghai Composite Index closed at 3683.46, up 0.48%, while the Shenzhen Component Index closed at 11551.36, up 1.76% [1] - Key stocks in the aerospace equipment sector showed varied performance, with Zhongtian Rocket closing at 48.41, up 2.46% on a trading volume of 66,400 shares and a transaction value of 322 million yuan [1] Group 2 - The net capital flow in the aerospace equipment sector showed a net outflow of 130 million yuan from institutional investors and 63.53 million yuan from retail investors, while individual investors saw a net inflow of 194 million yuan [1] - Specific stock performances indicated that China Satellite experienced a net outflow of 9.43 million yuan from institutional investors, while individual investors contributed a net inflow of 24.89 million yuan [2] - Zhongtian Rocket had a net inflow of 1.56 million yuan from institutional investors, but a net outflow of 6.86 million yuan from retail investors [2]

Group 1 - The Shanghai Intelligent Transportation Index (H50035) rose by 0.44% to 1892.42 points, with a trading volume of 17.419 billion yuan [1] - The index has increased by 8.14% over the past month, 10.83% over the past three months, and 12.35% year-to-date [1] - The index series reflects the performance of listed companies influenced by changes in economic and consumption structures during the urbanization process, focusing on themes such as intensive, intelligent, and green low-carbon development [1] Group 2 - The top ten weighted companies in the Shanghai Intelligent Transportation Index include SAIC Motor (10.39%), Hongfa Technology (9.56%), Aerospace Electronics (9.15%), and others [1] - The index is composed entirely of companies listed on the Shanghai Stock Exchange, with a 100% representation [1] - The industry composition of the index sample shows that industrial companies account for 31.00%, consumer discretionary for 29.43%, information technology for 28.24%, and communication services for 11.33% [2] Group 3 - The index sample is adjusted biannually, with changes implemented on the next trading day following the second Friday of June and December [2] - Weight factors are generally fixed until the next scheduled adjustment, with special circumstances allowing for temporary adjustments [2] - Companies that are delisted or undergo mergers, acquisitions, or splits are handled according to specific calculation and maintenance guidelines [2]

Core Points - The China Aerospace Science and Technology Corporation has led the development of two international standards recently published by the International Organization for Standardization (ISO) [1] - A total of 30 international standards in the aerospace field have been published under China's leadership, with a cumulative total of 38 standards either published or in development [1] Group 1 - The first standard, "Aerospace Systems - Launch Window Estimation and Collision Avoidance" (ISO 21740:2025), outlines requirements for launch window analysis and safety launch timing identification, as well as a collision avoidance risk assessment matrix [1] - This standard is applicable to collision risk analysis between newly launched objects and any space objects along the flight path, facilitating the determination of optimal launch windows and timing [1] - The standard was jointly proposed by China, the United States, France, and Japan, with the China Aerospace Standardization Research Institute responsible for the drafting [1] Group 2 - The second standard, "Aerospace Systems - Requirements for Stable Operation of Satellite Attitude and Orbit Control Systems" (ISO 16615:2025), defines the stable operation of satellite attitude and orbit control systems in orbit [2] - It establishes principles and requirements for constructing the stable operation capability of satellite attitude and orbit control systems based on influencing factors [2]

来源：科技日报 该标准由北京控制工程研究所主导编制，中国航天标准化研究所作为ISO/TC20/SC14技术对口单位与国 际标准化组织进行技术协调，并作为参编单位全程参与了标准制定过程的技术修改和讨论。 据悉，此次发布的《航天系统—发射窗口估计与碰撞规避》（ISO 21740：2025）规定了发射窗口分析 和安全发射时机识别程序的相关要求，以及碰撞规避风险评估矩阵（安全距离、碰撞概率）的相关约束 和要求；适用于单次发射任务中新发射物体（含运载火箭级段、释放分离的航天器及其他物体）与飞行 路径上任何空间物体（含航空器、在轨载人空间站和航天器）之间的碰撞风险分析，便于确定最优的发 射窗口和时机。 该标准由我国联合美国、法国、日本共同提出，由中国航天标准化研究所承担具体起草工作。 《航天系统—卫星姿态轨道控制系统稳定运行要求》（ISO 16615：2025）规定了卫星姿态与轨道控制 系统在轨稳定运行的定义；根据卫星在轨稳定运行的影响因素，规定了对卫星姿态与轨道控制系统在轨 稳定运行能力的构建原则和要求。 科技日报记者 付毅飞 记者11日从中国航天科技集团获悉，由该集团主导制定的两项国际标准，近日由国际标准化组织 （I ...

Core Points - The China Aerospace Science and Technology Corporation has led the development of two international standards recently published by the International Organization for Standardization (ISO) [1][2] - A total of 30 international standards in the aerospace field have been published under China's leadership, with 38 standards either published or in development [1] Group 1: Standard Details - The first standard, "Aerospace Systems - Launch Window Estimation and Collision Avoidance" (ISO 21740:2025), outlines requirements for launch window analysis and safety launch timing identification, including a collision avoidance risk assessment matrix [1] - This standard is applicable to collision risk analysis between newly launched objects and any space objects along the flight path, facilitating the determination of optimal launch windows and timing [1] - The standard was jointly proposed by China, the United States, France, and Japan, with the China Aerospace Standardization Research Institute responsible for drafting [1] Group 2: Stability Requirements - The second standard, "Aerospace Systems - Requirements for Stable Operation of Satellite Attitude and Orbit Control Systems" (ISO 16615:2025), defines the stable operation of satellite attitude and orbit control systems [2] - It establishes principles and requirements for building the stability capabilities of these systems based on influencing factors [2] - The Beijing Control Engineering Research Institute led the preparation of this standard, with the China Aerospace Standardization Research Institute coordinating technical discussions with the ISO [2]

Market Performance - The aerospace equipment sector increased by 1.05% on August 11, with Aerospace Electronics leading the gains [1] - The Shanghai Composite Index closed at 3647.55, up 0.34%, while the Shenzhen Component Index closed at 11291.43, up 1.46% [1] Stock Performance - Key stocks in the aerospace equipment sector showed varied performance, with Aerospace Electronics (600879) closing at 11.68, up 3.18% on a trading volume of 2.6077 million shares and a transaction value of 30.37 million yuan [1] - Other notable performers included: - Rigong Navigation (688282) at 53.57, up 2.96% with a transaction value of 48.44 million yuan [1] - Aerospace Huanyu (688523) at 26.39, up 2.25% with a transaction value of 350 million yuan [1] - Newyu Guoke (300722) at 39.78, up 0.66% with a transaction value of 427 million yuan [1] Fund Flow Analysis - The aerospace equipment sector experienced a net outflow of 40.0333 million yuan from institutional investors and 96.76 million yuan from retail investors, while individual investors saw a net inflow of 137 million yuan [1] - Detailed fund flow for key stocks included: - Aerospace Electronics (600879) had a net inflow of 58.1141 million yuan from institutional investors, but a net outflow of 20.6243 million yuan from retail investors [2] - Aerospace Huanyu (688523) saw a net inflow of 12.2263 million yuan from institutional investors, with retail investors contributing a net inflow of 1.79502 million yuan [2] - Newyu Guoke (300722) had a net inflow of 7.6283 million yuan from institutional investors, while retail investors had a net inflow of 1.52048 million yuan [2]

Core Viewpoint - The successful launch of the Jielong-3 rocket marks a significant milestone in China's space capabilities, particularly as it is the first instance of a maritime launch from the Rizhao coastal area, showcasing advancements in technology and operational flexibility [1][2]. Group 1 - The Jielong-3 rocket was developed by the China Aerospace Science and Technology Corporation and is the first rocket in China to achieve a maritime hot launch [1]. - The rocket features a four-stage solid engine configuration, primarily designed for launching satellites into sun-synchronous and low Earth orbits [1]. - This mission represents the sixth flight of the Jielong-3 rocket, indicating its growing reliability and operational history [2].

Core Viewpoint - The successful development and delivery of China's first spaceborne laser payload data processor marks a significant advancement in the field of spaceborne laser detection technology, addressing the challenges of processing high-speed laser payload data in orbit [1] Group 1: Product Development - The laser payload data processor is the first of its kind in China, designed specifically for high-speed spaceborne processing of laser detection payloads [1] - It is currently the most advanced spaceborne device in China, capable of handling the highest data rates and processing the most beams [1] - The product has completed a full range of technical verifications, system tests, and environmental tests before being delivered for satellite integration [1] Group 2: Technological Innovation - A dedicated team was formed to tackle the challenges in this new technology area, starting from scratch to develop solutions that meet international standards [1] - The team successfully overcame key technical challenges related to system processes, algorithms, software, and hardware, thereby mastering all core technologies [1] Group 3: Strategic Implications - The successful development of this processor not only resolves the bottleneck issues associated with processing vast amounts of high-speed laser data in orbit but also opens new avenues for the development of remote sensing satellites [1] - This achievement exemplifies the commitment to independent innovation and deep specialization in technology, reinforcing the principle that "technology is the foundation of the institute" [1]

Group 1 - The satellite navigation sector is experiencing significant activity due to an accelerated satellite launch schedule, with companies like China Satellite and China Satcom seeing notable stock movements [1][2] - The upcoming launch of the "Jili Constellation 04 Group" consisting of 11 satellites aims to provide high-precision positioning and satellite communication support for brands under Geely [2][3] - The GW constellation has increased its launch frequency, with intervals reduced to 3-5 days, indicating a rapid network deployment phase for China's satellite internet [2][4] Group 2 - The total market capitalization of the satellite navigation sector has reached 2.32 trillion yuan, reflecting strong investor interest [3] - Several companies, including Shuo Bei De and Jia Yuan Technology, have seen significant stock price increases, with some hitting the daily limit [3] - The construction and operation of the "Qianfan Constellation" is expected to accelerate, with plans for multiple rocket launches to support its development [3][5] Group 3 - Companies are increasing investments in satellite internet infrastructure, with Guangdian Jiliang planning to invest 344 million yuan in a quality assurance platform [5] - Zhenyou Technology is set to invest 709 million yuan in satellite internet communication product development, focusing on core network systems and satellite terminals [6] - The development of satellite internet technology is expected to create substantial demand, with projections indicating the global space economy could exceed one trillion dollars by 2040 [7]