一、重要提示 本半年度报告摘要来自半年度报告全文，为全面了解本公司的经营成果、财务状况及未来发展规划，投 资者应当到证监会指定媒体仔细阅读半年度报告全文。 所有董事均已出席了审议本报告的董事会会议。 非标准审计意见提示 □适用 √不适用 董事会审议的报告期利润分配预案或公积金转增股本预案 □适用 √不适用 公司计划不派发现金红利，不送红股，不以公积金转增股本。 □适用 √不适用 二、公司基本情况 1、公司简介 ■ 2、主要会计数据和财务指标 公司是否需追溯调整或重述以前年度会计数据 □是 √否 ■ 3、公司股东数量及持股情况 董事会决议通过的本报告期优先股利润分配预案 前10名股东及前10名无限售流通股股东因转融通出借/归还原因导致较上期发生变化 □适用 √不适用 4、控股股东或实际控制人变更情况 控股股东报告期内变更 □适用 √不适用 公司报告期控股股东未发生变更。 实际控制人报告期内变更 □适用 √不适用 单位：股 ■ 持股5%以上股东、前10名股东及前10名无限售流通股股东参与转融通业务出借股份情况 □适用 √不适用 公司报告期实际控制人未发生变更。 5、公司优先股股东总数及前10名优先股股东持股情况表 ...

Group 1: Business Segments - The company primarily engages in three business segments: aerospace applications, automotive electronics, and the Internet of Things (IoT) [2][3] - Aerospace application products focus on inertial navigation accelerometers, precision manufacturing, testing and control equipment, and specialized power supplies [2][3] - The automotive electronics segment is divided into domestic and international markets, with domestic operations mainly targeting commercial vehicles [3][4] Group 2: Technological Advancements - The company’s inertial devices, such as accelerometers, are at the forefront of domestic technology and have been widely adopted in the aerospace sector [2][3] - The self-developed quartz flexible accelerometer is recognized for its high precision, reliability, compact size, and lightweight design, making it a preferred choice in various applications [2][3] - The AIRIOT IoT platform is a low-code solution that provides comprehensive IoT software services, currently applied in sectors like oil and gas, smart cities, and energy management [3][4] Group 3: Strategic Decisions - The sale of AC Company is part of the company's strategic plan to focus on core business areas and enhance resource utilization [3][4] - Post-sale, AC Company’s revenue and profits will no longer be included in the consolidated financial statements, allowing other business segments to continue stable operations [3][4] - The company anticipates a decline in overall revenue due to the sale of AC Company, but expects stable performance in other business areas [4] Group 4: Clientele and Market Position - Major clients in the aerospace application sector include the Third Academy of Aerospace Technology and other industries such as shipping and military [4] - In the automotive electronics sector, clients include global manufacturers like Hyundai, Volkswagen, Daimler, and domestic companies such as SAIC and Geely [4] - The company does not directly engage in commercial aerospace but has related business through client partnerships, which currently contribute a small percentage to overall revenue [4]

Group 1: Business Overview - The company focuses on three main business sectors: aerospace applications, automotive electronics, and the Internet of Things (IoT) [2][3] - Aerospace application products include accelerometers, precision manufacturing, aerospace auxiliary materials, and testing and control equipment [2][3] - The automotive electronics segment primarily offers in-vehicle cabin sensors and automotive instruments [2][3] Group 2: Recent Transactions and Strategic Focus - The sale of AC Company, which generated revenue of 3.179 billion yuan (approximately 46.1% of total revenue), is part of the company's strategy to concentrate on its core business areas [3][4] - The divestiture aims to optimize the company's capital structure and enhance resource utilization, thereby improving core competitiveness [3][4][5] - Post-sale, the company assures that other business segments will continue stable operations without adverse impacts from the divestiture [4][5] Group 3: Future Development and Market Position - The company plans to enhance its capabilities in aerospace applications, focusing on technology and process improvements [4][5] - In 2024, the aerospace application business is expected to account for approximately 11% of total revenue [4] - The company is actively exploring new productivity areas, including artificial intelligence and robotics, to strengthen its market position [4][5] Group 4: Investor Relations and Communication - The company acknowledges the need for improved communication with the capital market to enhance its visibility and market value [5][6] - Suggestions for a name change to better reflect the company's core business and avoid confusion with other entities have been noted [6]

Core Viewpoint - Aerospace Science and Technology is divesting its 100% stake in AC Company and a 0.003% stake in TIS Factory for a total of approximately 659 million RMB to focus on its core business areas [2][3] Group 1: Company Overview - Aerospace Science and Technology's main business segments include aerospace applications, automotive electronics, and the Internet of Things, with automotive electronics accounting for 83.07% of total revenue in 2024 [3] - AC Company was a significant player in the automotive electronics sector, generating 3.179 billion RMB in revenue for Aerospace Science and Technology in 2024, which represented 46% of the company's total revenue [3] - The company has faced financial challenges since 2020, with negative net profits for two consecutive years, including a net loss of 54.348 million RMB for AC Company in 2024, a decline of over 200% year-on-year [3][5] Group 2: Strategic Focus - The divestiture is part of the company's strategic plan to concentrate on its core business and improve capital structure and resource utilization [5] - The company aims to enhance its core competitiveness and align with the interests of shareholders through this transaction [5] - Future business priorities include systematic expansion in aerospace applications, comprehensive collaboration in automotive electronics, and deepening the Internet of Things business [5] Group 3: Acquisition by Guanghong Technology - Guanghong Technology, a well-known domestic electronic manufacturing service provider, is acquiring the assets, aiming to expand its automotive electronics business [2][6] - The acquisition will enhance Guanghong Technology's global presence, particularly in Europe, America, and Africa, where AC Company has established a strong customer base [6] - Despite the growth potential in the automotive electronics market, challenges such as soft demand in Europe and potential price wars in the automotive industry may impact the competitive landscape [6]