Core Viewpoint - The automotive service sector experienced a slight increase of 0.57% on December 8, with Xiamen Xinda leading the gains, while the overall market indices also showed positive performance [1]. Group 1: Market Performance - The Shanghai Composite Index closed at 3924.08, up by 0.54% [1]. - The Shenzhen Component Index closed at 13329.99, up by 1.39% [1]. - The automotive service sector stocks showed varied performance, with Xiamen Xinda rising by 10.05% to a closing price of 8.65 [1]. Group 2: Stock Performance - Xiamen Xinda (000701) led the sector with a closing price of 8.65 and a significant increase of 10.05%, with a trading volume of 1.8126 million shares and a transaction value of 1.485 billion yuan [1]. - Other notable stocks included: - Jiao Yun Co. (600676) at 6.09, up by 0.66% [1]. - Dezhong Automobile (920030) at 6.57, up by 0.61% [1]. - China Automotive Research (601965) at 16.92, down by 0.18% [1]. Group 3: Capital Flow - The automotive service sector saw a net inflow of 10.7473 million yuan from institutional investors, while retail investors experienced a net inflow of 0.4123 million yuan [2]. - The sector's capital flow indicated that institutional investors were more active, with a net outflow of 11.1596 million yuan from speculative funds [2]. Group 4: Individual Stock Capital Flow - Xiamen Xinda had a net inflow of 37.048 million yuan from institutional investors, while it faced a net outflow of 19.5077 million yuan from speculative funds [3]. - Other stocks like North Bus Media (600386) and Dezhong Automobile (920030) showed mixed capital flows, with varying levels of net inflows and outflows from different investor types [3].

国家知识产权局信息显示，中国汽车工程研究院股份有限公司申请一项名为"一种虚拟测评模拟结果的 多重安全封装方法、设备及介质"的专利，公开号CN121071930A，申请日期为2025年9月。 专利摘要显示，本发明属于信息安全技术领域，尤其涉及一种虚拟测评模拟结果的多重安全封装方法， 首先以主模型文件为根节点构建依赖树，分层哈希生成唯一数字指纹；接着将原始脚本写入随机命名新 文件，启动仿真输出二进制文件；接着提取关键指标生成CSV文件并算SHA-256哈希；接着整合数字指 纹、路径、哈希等生成结构化报告；随后发送方用ECDSA私钥签名报告哈希，打包压缩后以接收方 RSA公钥加密传输；最后接收方解密解压，ECDSA公钥验签，再交叉核对报告哈希，保障结果安全可 信。本发明能够解决现有技术中虚拟测评模拟结果安全封装技术存在的可靠性低、安全性低的问题。 天眼查资料显示，中国汽车工程研究院股份有限公司，成立于2001年，位于重庆市，是一家以从事专业 技术服务业为主的企业。企业注册资本100418.0587万人民币。通过天眼查大数据分析，中国汽车工程 研究院股份有限公司共对外投资了38家企业，参与招投标项目5000次，财产线 ...

Group 1 - The seventh Global Intelligent Driving Conference was held in Suzhou, focusing on building a new global development pattern for intelligent driving with the theme "Smart Connection World, Driving the Future" [1] - The conference discussed two main themes: "Exploring the Path for Automotive Intelligent Products to Go Global" and "Building an Ecosystem for Automotive Digitalization and Service Globalization" [1] - The event featured discussions from industry leaders and representatives from various organizations, including China Electromechanical Products Import and Export Chamber, China Automotive Research, and several automotive companies [1] Group 2 - Suzhou has established itself as a leading "Smart Driving City," with over 800 related enterprises and an intelligent vehicle networking industry scale of 110 billion yuan [2] - The Jiangsu Provincial Intelligent Driving Technology Key Laboratory was established under the guidance of the Suzhou government, led by Suzhou Zhizhi Technology Group in collaboration with Tsinghua University and Momenta [2] - Suzhou has developed an industrial chain ecosystem centered on intelligent vehicles, covering over 30 subfields including autonomous driving algorithms, lidar, high-precision maps, and advanced driver assistance systems [2]

Core Insights - The automotive service sector experienced a slight increase of 0.37% on December 2, with Beiba Media leading the gains [1] - The Shanghai Composite Index closed at 3897.71, down 0.42%, while the Shenzhen Component Index closed at 13056.7, down 0.68% [1] Automotive Service Sector Performance - Beiba Media (600386) closed at 4.78, up 3.02% with a trading volume of 257,800 shares and a transaction value of 123 million yuan [1] - Guoji Automobile (600335) closed at 6.37, up 2.08% with a trading volume of 214,200 shares and a transaction value of 135 million yuan [1] - Other notable performers include: - Jiaoyun Co. (600676) closed at 6.17, up 1.82% [1] - Haowu Co. (000757) closed at 5.16, up 0.98% [1] - Xiamen Xinda (000701) closed at 7.25, up 0.55% [1] - Conversely, Altec (300825) closed at 10.25, down 1.44% with a trading volume of 40,400 shares and a transaction value of 41.57 million yuan [2] Capital Flow Analysis - The automotive service sector saw a net inflow of 16.83 million yuan from institutional investors, while retail investors experienced a net outflow of 7.09 million yuan [2] - The detailed capital flow for key stocks includes: - Beiba Media had a net inflow of 19.25 million yuan from institutional investors [3] - Guoji Automobile experienced a net outflow of 10.73 million yuan from retail investors [3] - Altec had a significant net outflow of 7.01 million yuan from institutional investors [3]

Market Overview - The automotive service sector increased by 0.18% on December 1, with Dezhong Automobile 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] Stock Performance - Dezhong Automobile (code: 920030) closed at 6.77, with a rise of 2.27% and a trading volume of 33,000 shares, amounting to 22.19 million yuan [1] - Other notable stocks include: - Zhongqi Co. (code: 301215) at 6.60, up 0.92% [1] - Jiaoyun Co. (code: 600676) at 6.06, up 0.66% [1] - China Automotive Research (code: 601965) at 16.91, up 0.59% [1] - Xiamen Xinda (code: 000701) at 7.21, up 0.14% [1] Capital Flow - The automotive service sector experienced a net outflow of 49.35 million yuan from institutional investors, while retail investors saw a net inflow of 63.65 million yuan [2] - The detailed capital flow for selected stocks includes: - North Bus Media (code: 600386) with a net inflow of 4.39 million yuan from institutional investors [3] - Dezhong Automobile (code: 920030) had a net inflow of 0.63 million yuan from institutional investors and 2.21 million yuan from retail investors [3] - Shanghai Wumao (code: 600822) faced a significant net outflow of 10.19 million yuan from institutional investors [3]

Group 1 - The core viewpoint of the news is the application of a patent for a multilingual navigation function verification method by China Automotive Engineering Research Institute Co., Ltd. and Jiangsu Automotive Engineering Research Institute Co., Ltd. This patent aims to enhance the testing of voice interaction in navigation systems under domestic conditions, ensuring accuracy and reducing costs and time [1][2]. Group 2 - China Automotive Engineering Research Institute Co., Ltd. was established in 2001 in Chongqing, with a registered capital of 1,004.18 million RMB. The company has invested in 38 enterprises and participated in 5,000 bidding projects, holding 378 trademark records and 1,990 patent records [2]. - Jiangsu Automotive Engineering Research Institute Co., Ltd. was founded in 2006 in Suzhou, with a registered capital of 543.93 million RMB. The company has participated in 1,209 bidding projects and holds 117 patent records [2].

Core Viewpoint - The patent application titled "An Integrated Training and Testing Method for Autonomous Driving Algorithms" aims to enhance the efficiency and performance of autonomous driving algorithms through a systematic approach to training data generation and algorithm integration [1]. Group 1: Patent Details - The patent is jointly applied by Tongji University and China Automotive Engineering Research Institute Co., Ltd., with the publication number CN121029622A and an application date of October 2025 [1]. - The invention focuses on a unified architecture that enables targeted generation of training data, accelerates algorithm integration training, and provides a closed-loop iteration for testing and diagnosing algorithm defects [1]. Group 2: Methodology and Features - The method includes constructing a standardized training data link, proposing targeted generation and generalization methods for training data, which ensures efficient supply and balanced distribution of data [1]. - It establishes an algorithm integration training platform that supports modular and end-to-end technical routes, promoting collaborative training of algorithms to accelerate development [1]. - A closed-loop defect testing and diagnosis mechanism for autonomous driving algorithms is designed based on virtual perception injection into real vehicle testing, providing targeted feedback and optimization for data generation [1]. Group 3: Implications for Autonomous Driving - The integrated training and testing method aims to accelerate the iteration and upgrade of algorithms, facilitating their real-world application [1]. - This approach is expected to provide systematic support for building safe, intelligent, and efficient autonomous driving systems [1].

Market Overview - The automotive service sector increased by 0.77% on November 28, with Alite leading the gains [1] - The Shanghai Composite Index closed at 3888.6, up 0.34%, while the Shenzhen Component Index closed at 12984.08, up 0.85% [1] Stock Performance - Alite (300825) closed at 10.49, up 3.25% with a trading volume of 105,700 shares and a turnover of 110 million yuan [1] - Other notable performers included: - Haowu Co. (000757) at 5.15, up 1.98% [1] - Beiba Media (600386) at 4.65, up 1.75% [1] - Guoji Automobile (600335) at 6.26, up 1.62% [1] - Xiamen Xinda (000701) at 7.20, up 1.27% [1] Capital Flow Analysis - The automotive service sector experienced a net outflow of 23.43 million yuan from institutional investors and 24.56 million yuan from speculative funds, while retail investors saw a net inflow of 47.99 million yuan [2] - Alite had a net inflow of 19.44 million yuan from institutional investors, but a net outflow from speculative and retail investors [3] - Other stocks like Beiba Media and Guoji Automobile also showed mixed capital flows, with varying degrees of net inflows and outflows [3]

Core Insights - The "2026 Commercial Vehicle Annual Ceremony" was held in Beijing, marking the 19th edition of the event, which has been a witness to the development and progress of China's commercial vehicle industry since its inception in 2007 [1][3] - The commercial vehicle sector is highlighted as a pillar of China's automotive industry and a crucial support for the national economy, playing an irreplaceable role in national strategy, livelihood, and industrial upgrades [3] - The year is significant as it marks the conclusion of the "14th Five-Year Plan" and the planning phase for the "15th Five-Year Plan," positioning it as a critical year for achieving high-quality development in the commercial vehicle industry [5] Industry Development - The commercial vehicle industry has experienced structural changes and breakthroughs, with accelerated transitions towards new energy, intelligent technology, and deepening global strategies [3][5] - The event aims to promote technological innovation in the commercial vehicle sector, helping the industry achieve new leaps and upgrades [5][8] Testing and Evaluation - The event introduced an upgraded testing system that aligns with industry developments and user needs, focusing on energy consumption and driving range in the new energy sector, as well as enhancing safety evaluations in intelligent connected vehicles [5][8] - The testing process aims to provide precise references for users and companies, ensuring that evaluations reflect real market demands and technological advancements [8][10] Future Plans - The 20th anniversary of the event is being prepared, with plans to enhance engagement with companies through direct interactions and discussions on testing protocols [10][12] - The upcoming activities will focus on detailed evaluations of specific vehicle segments, integrating research outcomes to create a dual-dimensional evaluation system that aligns with end-user needs [10][12] Conclusion - The event serves as a platform for collaboration and innovation, aiming to empower the commercial vehicle industry for high-quality development and enhance China's competitiveness in the global market [12]

小鹏汽车：中国汽研官方实测认证-小鹏X9超级增程CLTC综合续航1602km。 ...