Core Insights - The engineering consulting services sector experienced a 2.08% increase on September 12, with Huajian Group leading the gains [1] - The Shanghai Composite Index closed at 3883.69, up 0.22%, while the Shenzhen Component Index closed at 12996.38, up 0.13% [1] Sector Performance - Huajian Group (600629) saw a closing price of 15.62, with a 10.00% increase and a trading volume of 283,100 shares, amounting to a transaction value of 439 million [1] - Tongji Technology (600846) closed at 13.28, up 9.48%, with a trading volume of 440,400 shares and a transaction value of 575 million [1] - Other notable performers included Guangzi International (836892) with a 5.66% increase, Suzhou Planning (301505) up 5.28%, and Taiji Industry (600667) up 5.15% [1] Capital Flow - The engineering consulting services sector saw a net inflow of 220 million from institutional investors, while retail investors experienced a net outflow of 197 million [2][3] - Major stocks like Taiji Industry (600667) had a net outflow of 86.61 million from institutional investors, while Tongji Technology (600846) had a net inflow of 75.70 million [3] - Huajian Group (600629) recorded a net inflow of 45.95 million from institutional investors, despite a net outflow of 15.15 million from retail investors [3]

Group 1 - The core viewpoint of the news is that Tongji Technology (SH600846) reached its daily limit with a price of 12.13 yuan, reflecting a 9.97% increase and a total market capitalization of 7.578 billion yuan [1] - The rise in stock price is attributed to several factors, including the company's strong ties to Tongji University, which provides technological and resource advantages in the environmental protection industry [2] - The environmental protection sector is expected to benefit from increasing national emphasis on green development and supportive policies for environmental enterprises [2] Group 2 - There is a notable market interest in both university-related and environmental protection concepts, with recent active performance in related stocks creating a sector effect [2] - Technical analysis indicates a bullish trend for Tongji Technology, as the MACD indicator has formed a golden cross, and the stock price has broken through short-term moving averages [2] - Monitoring of capital flow shows significant net inflow from large orders, suggesting that major investors are optimistic about the stock, contributing to its limit-up performance [2]

Group 1 - The core viewpoint of the news is that Tongji Technology has experienced a significant stock price increase, rising 5.08% on September 11, with a total market capitalization of 7.241 billion yuan and a cumulative increase of 8.99% over four consecutive days [1] - Tongji Technology's main business segments include engineering consulting services (86.88% of revenue), environmental engineering and operation (10.21%), real estate development (2.57%), and other services (0.34%) [1] - The company is located in Shanghai and was established on June 11, 1993, with its stock listed on March 11, 1994 [1] Group 2 - Among the top ten circulating shareholders of Tongji Technology, a fund under Huatai-PineBridge holds a position, with the China Securities Shanghai State-Owned Enterprises ETF (510810) newly entering the top ten in the second quarter, holding 4.1373 million shares, accounting for 0.66% of circulating shares [2] - The China Securities Shanghai State-Owned Enterprises ETF (510810) has a total scale of 7.942 billion yuan, with a year-to-date return of 4.14% and a one-year return of 35.71% [2] - The fund manager of the China Securities Shanghai State-Owned Enterprises ETF is Wu Zhenxiang, who has a cumulative tenure of 15 years and 222 days, with the fund's total asset scale at 18.478 billion yuan [3]

Market Performance - The engineering consulting services sector increased by 0.34% on September 10, with Tongji Technology leading the gains [1] - The Shanghai Composite Index closed at 3812.22, up 0.13%, while the Shenzhen Component Index closed at 12557.68, up 0.38% [1] Top Gainers - Tongji Technology (600846) closed at 11.03, up 5.35% with a trading volume of 192,400 shares and a turnover of 208 million yuan [1] - Other notable gainers include: - Zhongliang Technology (301058) at 11.95, up 3.46% [1] - Shanshui Bide (300844) at 51.85, up 3.18% [1] - Hualan Group (301027) at 15.66, up 3.03% [1] Top Losers - The sector also saw some declines, with major losers including: - Zhongshe Consulting (833873) at 8.17, down 5.22% [2] - Matrix Co. (301365) at 20.66, down 4.13% [2] - Guozi International (836892) at 17.68, down 3.34% [2] Capital Flow - The engineering consulting services sector experienced a net outflow of 118 million yuan from institutional investors, while retail investors saw a net inflow of 105 million yuan [2][3] - Notable capital flows include: - Tongji Technology had a net inflow of 24.39 million yuan from institutional investors [3] - Zhongliang Technology saw a net inflow of 22.44 million yuan from institutional investors [3] Summary of Trading Data - The trading data for the engineering consulting services sector shows a mix of performance, with some stocks gaining significantly while others faced declines [1][2][3]

Core Insights - In the past five trading days (August 25 to August 29), 16 companies experienced significant shareholder increases, totaling 80.81 million shares and an aggregate increase amount of 792 million yuan [1] - During the same period, 131 companies had significant shareholder reductions, with a total reduction amount of 9.688 billion yuan [1] Summary by Category Shareholder Increases - The top three companies by increase amount are: - Tongji Technology: 26.07 million shares, 29.22 million yuan - Huaxi Biological: 2.12 million shares, 12.15 million yuan - Huicheng Co., Ltd.: 8.35 million yuan [1] - Four companies had more than two increases in the past five days, including Lujiazui (7 times), Huaxi Biological (3 times), and Chengdu Bank (2 times) [1] Market Performance - The average increase for stocks with shareholder increases was 0.82%, which was weaker than the Shanghai Composite Index during the same period [2] - The top gainers included Tongji Technology (9.58%), Kailer Co., Ltd. (8.44%), and Antong Holdings (8.00%) [2] - The top decliners were Mingguan New Materials (-7.44%) and Jinxi Vehicle Axle (-6.30%) [2] Fund Flow - The stocks with significant shareholder increases saw net fund outflows, with the largest outflows from Jihua Group (275 million yuan) and Three Gorges Energy (235 million yuan) [2]

| 证券代码：600846 | | | | 证券简称：同济科技 | | | 公告编号：2025-031 | | --- | --- | --- | --- | --- | --- | --- | --- | | 上海同济科技实业股份有限公司 | | | | | | | | | 关于持股 5%以上股东权益变动触及 1%刻度的 | | | | | | | | | 提示性公告 | | | | | | | | | 投资者韩朝东保证向本公司提供的信息真实、准确、完整，没有虚假记载、误导 | | | | | | | | | 性陈述或重大遗漏。 | | | | | | | | | 本公司董事会及全体董事保证公告内容与信息披露义务人提供的信息一致。 | | | | | | | | | 重要内容提示： | | | | | | | | | 权益变动方向 比例增加 | 比例减少□ | | | | | | | | 权益变动前合计比例 5.00% | | | | | | | | | 9.17% 权益变动后合计比例 | | | | | | | | | 本次变动是否违反已作出的承诺、意向、计划 | 是□ 否 | | | | | | | | ...

证券代码：600846 证券简称：同济科技 公告编号：2025-031 上海同济科技实业股份有限公司 关于持股 5%以上股东权益变动触及 1%刻度的 提示性公告 投资者韩朝东保证向本公司提供的信息真实、准确、完整，没有虚假记载、误导 性陈述或重大遗漏。 本公司董事会及全体董事保证公告内容与信息披露义务人提供的信息一致。 2.信息披露义务人信息 信息披露义务人名称 投资者身份 统一社会信用代码 韩朝东 □ 控股股东/实控人 □ 控股股东/实控人的一致 行动人 ✔ 其他直接持股股东 □ _____________ ✔ 不适用 重要内容提示： 权益变动方向 比例增加 ✔ 比例减少□ 权益变动前合计比例 5.00% 权益变动后合计比例 9.17% 本次变动是否违反已作出的承诺、意向、计划 是□ 否✔ 是否触发强制要约收购义务 是□ 否✔ 3.一致行动人信息 信息披露义务人在本次权益变动中不存在一致行动人。 二、 权益变动触及 1%刻度的基本情况 上海同济科技实业股份有限公司（以下简称"公司"或"同济科技"）于 2025 年8月29日收到公司股东韩朝东出具的《关于股东权益变动触及1%刻度的通知》， 韩朝东于 2025 ...

Market Overview - The engineering consulting services sector experienced a decline of 0.26% on August 29, with New City leading the drop [1] - The Shanghai Composite Index closed at 3857.93, up 0.37%, while the Shenzhen Component Index closed at 12696.15, up 0.99% [1] Stock Performance - Notable gainers in the engineering consulting services sector included: - Tongji Technology (600846) with a closing price of 11.21, up 10.01% and a trading volume of 716,900 shares, totaling 756 million yuan [1] - Matrix Co. (301365) closed at 19.26, up 3.60% with a trading volume of 135,900 shares, totaling 26.9 million yuan [1] - Conversely, New City (300778) saw a significant drop of 15.60%, closing at 15.20 with a trading volume of 356,200 shares, totaling 565 million yuan [2] Capital Flow - The engineering consulting services sector experienced a net outflow of 273 million yuan from institutional investors, while retail investors saw a net inflow of 125 million yuan [2] - The capital flow for specific stocks showed: - Tongji Technology had a net inflow of 43.11 million yuan from institutional investors, but a net outflow from retail investors [3] - Shenzhen Ruijie (300977) had a slight net outflow from institutional investors but a net inflow from retail investors [3]

Group 1 - The real estate sector showed strong performance at the beginning of the trading session, with *ST Nanzhi hitting the daily limit up [1] - Other companies such as Wantong Development, Zhangjiang Hi-Tech, Nanjing High-Tech, Tianbao Infrastructure, and Tongji Science and Technology also experienced gains [1]

Group 1 - The company currently does not have any reserves in 3D printing technology [1] - The company’s subsidiary, Shanghai Huizhi Construction Consulting Co., Ltd., focuses on engineering digital services based on BIM technology and AI applications [1] - The company provides comprehensive digital solutions throughout the entire process of construction projects, including planning, design, surveying, construction, and operation maintenance [1] Group 2 - The company leverages digital technology innovation to offer multidimensional digital solutions for urban renewal, infrastructure, and industrial transformation [1] - The aim is to assist clients in achieving project value enhancement and sustainable development [1]