9月12日，苏交科盘中上涨2.14%，截至09:50，报9.08元/股，成交4841.65万元，换手率0.45%，总市值 114.66亿元。 资料显示，苏交科集团股份有限公司位于江苏省南京市建邺区富春江东街8号，成立日期2002年8月29 日，上市日期2012年1月10日，公司主营业务涉及交通工程咨询与工程承包业务。主营业务收入构成 为：工程咨询99.70%，其他(补充)0.30%。 苏交科所属申万行业为：建筑装饰-工程咨询服务Ⅱ-工程咨询服务Ⅲ。所属概念板块包括：设计咨询、 环境监测、水利建设、PPP概念、新型城镇化等。 截至6月30日，苏交科股东户数6.08万，较上期减少8.52%；人均流通股19686股，较上期增加9.31%。 2025年1月-6月，苏交科实现营业收入17.76亿元，同比减少13.75%；归母净利润9539.48万元，同比减少 39.54%。 分红方面，苏交科A股上市后累计派现14.21亿元。近三年，累计派现4.67亿元。 机构持仓方面，截止2025年6月30日，苏交科十大流通股东中，香港中央结算有限公司位居第十大流通 股东，持股775.31万股，相比上期减少31.50万股。 责任编辑： ...

证券代码：300284 证券简称：苏交科 公告编号：2025-053 苏交科集团股份有限公司 关于为子公司提供担保的进展公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚假 记载、误导性陈述或重大遗漏。 一、担保情况概述 苏交科集团股份有限公司（以下简称"公司"或"苏交科"）于2025年4月12 日召开第六届董事会第三次会议、第六届监事会第二次会议，并于2025年5月9日 召开2024年度股东大会，审议通过了《关于公司及子公司2025年度向银行申请综 合授信额度及对外担保额度预计的议案》，同意公司及子公司2025年度向银行申 请不超过人民币123亿元的综合授信额度，公司或子公司为合并报表范围内部分子 公司向银行申请的综合授信业务提供担保，总额度预计不超过人民币21.2922亿元， 其中为资产负债率大于等于70%的子公司提供担保额度不超过人民币4.755亿元。 担保额度在有效期内可循环滚动使用，任一时点的实际担保余额不得超过上述额 度。担保方式包括但不限于保证、抵押、质押等，同时，在不超过上述担保总额 度的情况下，担保额度可在合并报表范围内子公司（包括新增或新设子公司）之 间进行调剂，实际担 ...

证券代码：300284 证券简称：苏交科 公告编号：2025-052 苏交科集团股份有限公司 二、备查文件 《私募投资基金备案证明》。 特此公告。 苏交科集团股份有限公司董事会 本公司及董事会全体成员保证信息披露内容的真实、准确和完整， 没有虚假 记载、误导性陈述或重大遗漏。 为推进苏交科集团股份有限公司（以下简称"公司"）整体发展战略、深 化公司低空经济业务布局，借助专业投资机构的投资经验及资金优势，公司作 为有限合伙人与普通合伙人南京交控私募基金管理有限公司、南京毅达股权投 资管理企业（有限合伙）及其他有限合伙人共同投资设立南京空地数智一期产 业投资基金合伙企业（有限合伙）（以下简称"空地基金"），具体内容详见 公司于2025年6月30日在巨潮资讯网披露的《关于与专业投资机构共同投资设 立产业投资基金的公告》（公告编号：2025-039）。 近日，南京交控私募基金管理有限公司已根据《证券投资基金法》和《私 募投资基金监督管理暂行办法》等法律法规的要求，在中国证券投资基金业协 会完成备案，并取得私募投资基金备案证明。 一、私募投资基金备案信息 基金名称：南京空地数智一期产业投资基金合伙企业（有限合伙） 管理 ...

Core Viewpoint - The passing of Jia Yu, a renowned expert in asphalt pavement technology in China, is a significant loss for the transportation construction sector and the advancement of industry technology [2][3]. Group 1: Contributions and Achievements - Jia Yu was a foundational figure in the development of asphalt pavement technology in China, dedicating his life to the research of asphalt and asphalt mixtures [2][3]. - He introduced and promoted the Superpave technology, leading to its systematic implementation and widespread application in China [2]. - Under his leadership, a new era of high-performance asphalt pavement technology research and engineering practice was established in China, contributing significantly to the modern asphalt pavement technology system [2][3]. - Jia Yu received numerous accolades, including the National Science and Technology Progress Award (second class) and the Ministry of Transport's "Seventh Five-Year" Science and Technology Achievement Award (first class) [3]. Group 2: Institutional Background - Sujiao Technology Group Co., Ltd., founded in 1978, is a leading global technology enterprise in the infrastructure sector and was listed on the Shenzhen Stock Exchange in 2012 [2]. - The New Type Road Materials National Engineering Research Center, established in 2012, is the only national engineering research center in China's road new materials field, co-founded by Sujiao Technology Group, Southeast University, and Sinopec Refining Sales Co., Ltd. [3]. - Jia Yu played a crucial role in establishing China's first SHRP laboratory and was recognized as the pioneer in introducing high-performance asphalt pavement technology in the country [3].

Core Viewpoint - The article commemorates the passing of Jia Yu, a renowned expert in asphalt pavement technology in China, highlighting his significant contributions to the field and the loss felt by the industry due to his death [2][5]. Group 1: Contributions and Achievements - Jia Yu was a pivotal figure in the development of asphalt pavement technology in China, known for introducing and promoting high-performance asphalt pavement (Superpave) technology [5][6]. - He led a team that established a new era in high-performance asphalt pavement technology research and engineering practice in China, contributing to the modern asphalt pavement technology system [5][6]. - Jia Yu received numerous accolades, including the National Science and Technology Progress Award (second class) and the Ministry of Transport's "Seventh Five-Year" Science and Technology Achievement Award (first class) [7]. Group 2: Professional Background - Jia Yu was born in 1941 and graduated from Tongji University, specializing in highway and urban road engineering. He served as a senior engineer and held various positions at Sujiao Science and Technology Group since 1998 [6][7]. - He was instrumental in establishing China's first SHRP laboratory and was recognized as the "first person to introduce high-performance asphalt pavement technology" in the domestic academic community [7]. Group 3: Institutional Information - Sujiao Science and Technology Group, founded in 1978, is a leading technology enterprise in the infrastructure sector and was listed on the Shenzhen Stock Exchange in 2012 [5][6]. - The New Road Materials National Engineering Research Center, co-established by Sujiao Group, Southeast University, and Sinopec, is the only national engineering research center in the field of new road materials in China [6].

Core Points - The passing of Gu Yu, a prominent expert in asphalt pavement technology and the first Chinese president of the International Society of Asphalt Pavements, is a significant loss for China's transportation construction sector [2][2][2] - Gu Yu dedicated his life to the research of asphalt and asphalt mixture performance, introducing and promoting Superpave technology, which has greatly influenced the development of high-performance asphalt pavement technology in China [2][2][2] - His contributions have established a modern asphalt pavement technology system in China, earning him high praise and respect from both domestic and international peers [2][2][2] Industry Impact - Gu Yu's death represents an irreplaceable loss in the technological development process of the industry, highlighting the importance of his scientific spirit and academic contributions [2][2][2] - His legacy will continue to inspire future innovations and advancements in the field of asphalt pavement technology [2][2][2]

Group 1 - The stock price of Sujiao Technology increased by 2.26% on August 26, reaching 9.95 CNY per share, with a trading volume of 293 million CNY and a turnover rate of 2.50%, resulting in a total market capitalization of 12.565 billion CNY [1] - Year-to-date, Sujiao Technology's stock price has decreased by 1.09%, but it has seen a 1.02% increase over the last five trading days, a 4.08% increase over the last 20 days, and a 9.94% increase over the last 60 days [1] - The company primarily engages in traffic engineering consulting and contracting, with 99.70% of its revenue coming from engineering consulting services [1] Group 2 - As of June 30, the number of shareholders for Sujiao Technology was 60,800, a decrease of 8.52% from the previous period, while the average number of circulating shares per person increased by 9.31% to 19,686 shares [2] - For the first half of 2025, Sujiao Technology reported a revenue of 1.776 billion CNY, a year-on-year decrease of 13.75%, and a net profit attributable to shareholders of 95.3948 million CNY, down 39.54% year-on-year [2] - Since its A-share listing, Sujiao Technology has distributed a total of 1.421 billion CNY in dividends, with 466 million CNY distributed over the last three years [3] Group 3 - As of June 30, 2025, Hong Kong Central Clearing Limited was the tenth largest circulating shareholder of Sujiao Technology, holding 7.7531 million shares, a decrease of 315,000 shares from the previous period [3]

Market Overview - The Shanghai Composite Index closed at 3888.00 points, with a slight increase of 0.11% and total trading volume of 169.94 billion yuan [1] - A total of 26 A-shares have surpassed their annual moving average, indicating positive market sentiment [1] Notable Stocks - Creative Information (300366) showed the highest deviation rate of 4.01%, with a daily increase of 4.72% and a turnover rate of 13.12% [1] - TCL Smart Home (002668) followed with a 3.37% deviation rate, increasing by 5.49% today [1] - Weiming Environmental (603568) had a deviation rate of 2.57%, with a daily increase of 3.46% [1] Stocks with Smaller Deviations - China National Pharmaceutical (600938), Zhongju High-tech (600872), and China Oil (000028) all had minor deviation rates, just above their annual lines, with increases of 0.31%, 1.11%, and 0.57% respectively [2]

Group 1 - The core concept of low-altitude economy refers to economic activities involving manned and unmanned aerial vehicles operating below 1000 meters, aimed at alleviating ground traffic pressure and enhancing operational efficiency in various scenarios [9][10] - The low-altitude economy has been recognized as a strategic emerging industry by the Chinese government, with significant policy support and a coherent implementation framework established [11][14] - The market size of China's low-altitude economy reached 505.95 billion yuan in 2023, with a growth rate of 33.8%, and is expected to exceed 1 trillion yuan by 2026 [2][30] Group 2 - The low-altitude economy is characterized by over 8000 companies, with a significant focus on drone and eVTOL sectors, which are attracting substantial capital investments [2][36] - In 2024, there were 139 financing events in the low-altitude economy, totaling 32.104 billion yuan, with eVTOL financing increasing by 310% year-on-year [2][36] - The development of low-altitude economy is supported by a multi-tiered legislative framework, including the implementation of regulations for unmanned aerial vehicles and the establishment of dedicated government agencies [15][16] Group 3 - Local governments across 30 provinces have prioritized the low-altitude economy, with initiatives such as the launch of interprovincial low-altitude passenger routes and the establishment of urban air traffic demonstration centers [19][20] - The low-altitude economy is expected to drive new economic growth points, with applications in logistics, emergency rescue, and urban transportation becoming increasingly prominent [10][30] - The integration of advanced technologies such as AI and 5G is anticipated to further enhance the development of the low-altitude economy, leading to a more robust and innovative industry landscape [11][12]

Group 1 - The stock price of Sujiao Technology (300284) closed at 9.8 yuan on August 15, 2025, with an increase of 3.7% and a turnover rate of 2.98% [1] - The company reported a total revenue of 1.776 billion yuan for the first half of 2025, a year-on-year decrease of 13.75%, and a net profit attributable to shareholders of 95.3948 million yuan, down 39.54% year-on-year [1] - The company's liquidity ratios are as follows: current ratio at 1.713, quick ratio at 1.705, and debt-to-asset ratio at 43.48% [1] Group 2 - Sujiao Technology has made investments in 114 companies and participated in 5,000 bidding projects [2] - The company holds 96 trademark registrations and 1,402 patents, along with 114 administrative licenses [2] - Sujiao Technology was established in 2002 and is based in Nanjing, primarily engaged in professional technical services [1][2]