本次减持计划实施前，上海旭沣商务信息咨询合伙企业（普通合伙）（以 下简称"上海旭沣"）直接持有上海数据港股份有限公司（以下简称"数 据港"或"公司"）股份 1,850,285 股，占本公司总股本的 0.26%。 减持计划的主要内容 上海旭沣计划通过集中竞价交易方式，减持总数不超过 1,850,285 股 公司股份，即公司总股本的 0.26%；减持期间自公司减持计划公告披露 之日起十五个交易日后的一个月内，减持价格视市场价格确定。具体 内容详见公司于 2025 年 7 月 3 日刊登在上海证 券交易所网站 （www.sse.com.cn）及公司指定报刊媒体上的《上海数据港股份有限 公司股东集中竞价及大宗交易减持股份计划公告》（公告编号： 2025-026 号）。 减持计划的实施结果情况 自 2025 年 7 月 3 日（减持计划公告之日）起十五个交易日后（即 2025 年 7 月 25 日）进入减持可实施期间。在减持计划实施期间，上海旭沣 通过集中竞价方式减持公司股份 1,850,285 股，占公司总股本的 0.26%。 2025 年 8 月 6 日，公司收到上海旭沣通知文件，上述减持已全部实施 完毕。 证券代 ...

Group 1 - The company Data Harbor (SH 603881) announced on August 6 that Shanghai Xufeng plans to reduce its holdings by a maximum of 1,850,285 shares through centralized bidding [1] - By August 6, 2025, the reduction plan was fully implemented, with approximately 1.85 million shares sold, accounting for 0.26% of the company's total share capital [1] - As of the report date, Data Harbor's market capitalization stands at 19 billion yuan [1] Group 2 - For the fiscal year 2024, Data Harbor's revenue composition is as follows: IDC services account for 99.39%, IDC solutions for 0.47%, and cloud sales for 0.14% [1]

Group 1 - The core index, the CSI 1000 Quality Index, has shown a significant increase, with a rise of 5.05% over the past month, 10.02% over the past three months, and 10.53% year-to-date [2] - The CSI 1000 Quality Index is composed of 100 listed companies selected from the CSI 1000 Index based on their stability in operations, profitability, and quality of earnings [2] - The index was established on December 31, 2010, with a base value of 1000.0 points [2] Group 2 - The top ten weighted companies in the CSI 1000 Quality Index include Tonghua Golden Horse (3.49%), Longxin General (2.22%), and Jibite (2.18%) among others [2] - The market capitalization distribution shows that 53.29% of the holdings are from the Shenzhen Stock Exchange, while 46.71% are from the Shanghai Stock Exchange [2] Group 3 - The industry composition of the CSI 1000 Quality Index includes 22.74% in healthcare, 20.10% in industrials, and 14.29% in information technology, among others [3] - The index samples are adjusted biannually, with changes implemented on the next trading day following the second Friday of June and December [3] - Adjustments to the index may occur under special circumstances, such as delisting or corporate actions like mergers and acquisitions [3]

证券之星消息，8月1日通信服务板块较上一交易日下跌0.6%，南凌科技领跌。当日上证指数报收于 3559.95，下跌0.37%。深证成指报收于10991.32，下跌0.17%。通信服务板块个股涨跌见下表： | 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | | --- | --- | --- | --- | --- | --- | --- | | 300921 | 南凌科技 | 24.50 | -5.22% | 15.08万 | | 3.74Z | | 603322 | 超讯通信 | 36.93 | -3.98% | 9.61万 | | 3.57亿 | | 000889 | 中嘉博创 | 3.70 | -3.90% | 85.75万 | | 3.20亿 | | 300442 | 润泽科技 | 48.18 | -3.23% | 27.65万 | | 13.38亿 | | 300738 | 奥飞数据 | 20.46 | -2.20% | 46.88万 | | 9.59 Z | | 002115 | 三维通信 | 8.32 | -2.00% | 33.87万 | | 2.82亿 | ...

Core Viewpoint - The announcement details a change in the equity stake of a major shareholder, Ningbo Ruixin Venture Capital Partnership, which has reduced its holdings in Shanghai Data Port Co., Ltd. from 14.61% to 14.00% through a share reduction plan [1]. Group 1: Shareholder Information - Ningbo Ruixin Venture Capital Partnership held 104,942,364 shares, representing 14.61% of the total share capital before the reduction [1]. - After the reduction of 4,382,600 shares, the total holdings decreased to 100,559,764 shares, which is 14.00% of the total share capital [1]. Group 2: Equity Change Details - The share reduction occurred on July 25, 2025, through a centralized bidding process [1]. - The reduction represents a decrease of 0.61% in the total share capital [1]. Group 3: Impact on Company Governance - The change in control will not significantly affect the company's governance structure or ongoing operations [1]. - There are no violations of commitments or regulations as per legal and regulatory requirements [1].

一、 信息披露义务人及其一致行动人的基本信息 1.身份类别 | | □控股股东/实际控制人及其一致行动人 | | --- | --- | | | 5%以上大股东及其一致行动人 ☑其他 | | 投资者及其一致行动人的身份 | □合并口径第一大股东及其一致行动人（仅适 | | | 用于无控股股东、实际控制人） | | | □其他 | 宁波锐鑫创业投资合伙企业（有限合伙）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 | 14.61% | | | 权益变动后合计比例 | 14.00% | | | 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☑ | 证券代码：603881 证券简称：数据港 公告编号：2025-027 号 上海数据港股份有限公司关于 持股 5%以上股东权益变动触及 1%刻度的提示性公告 三、 其他说明 — ...

Market Overview - The Shanghai Composite Index rose by 0.12% on July 28, with 15 out of the 28 sectors experiencing gains, led by defense and non-bank financial sectors, which increased by 1.86% and 1.51% respectively [1] - The communication sector also saw an increase of 1.24% [1] - The coal and steel sectors faced the largest declines, with decreases of 2.60% and 1.41% respectively [1] Capital Flow Analysis - The net outflow of capital from the two markets was 18.575 billion yuan, with 8 sectors experiencing net inflows [1] - The electronic sector had the highest net inflow, totaling 3.655 billion yuan, followed by the communication sector with a net inflow of 2.848 billion yuan [1] - The computer sector had the largest net outflow, amounting to 6.892 billion yuan, followed by the non-ferrous metals sector with a net outflow of 3.254 billion yuan [1] Communication Sector Performance - The communication sector increased by 1.24%, with a total net inflow of 2.848 billion yuan, and 86 out of 125 stocks in this sector rose [2] - Notably, 3 stocks hit the daily limit up, while 36 stocks declined, with 1 stock hitting the daily limit down [2] - The top three stocks with the highest net inflow were Guangxun Technology (1.257 billion yuan), Xinyi Sheng (588 million yuan), and Zhongji Xuchuang (442 million yuan) [2] Communication Sector Capital Inflow - The top stocks in the communication sector by capital inflow included: - Guangxun Technology: +10.00%, turnover rate 14.12%, inflow 1.257 billion yuan - Xinyi Sheng: +2.79%, turnover rate 7.31%, inflow 588 million yuan - Zhongji Xuchuang: +3.59%, turnover rate 3.97%, inflow 442 million yuan [2] Communication Sector Capital Outflow - The top stocks in the communication sector by capital outflow included: - Aofei Data: -2.52%, turnover rate 5.17%, outflow -104.65 million yuan - Data Port: -0.52%, turnover rate 3.84%, outflow -96.10 million yuan - Guanghuan New Network: -2.17%, turnover rate 4.26%, outflow -89.18 million yuan [3]

Group 1 - The Hainan Free Trade Port will officially start its full island closure operation on December 18 this year, creating a new engine for the development of an open economy in China [1] - Jiangsu's manufacturing industry, which ranks first in the country, is expected to benefit from the open policies of Hainan, including "zero tariffs" and "processing and value-added tax exemptions" [1][5] - The collaboration between Jiangsu and Hainan is exemplified by the "Nanjing R&D + Hainan transformation" model, which accelerates the introduction of international advanced pharmaceuticals into China [1][2] Group 2 - Jiangsu and Hainan have signed a series of cooperation agreements focusing on biomedicine, aiming to create a full industrial chain open innovation demonstration zone [2] - The strategic cooperation includes building a global data element circulation hub, integrating data industry advantages from Nanjing with Hainan's cross-border data flow policies [3][4] - The partnership aims to explore cross-border data processing and storage, supporting Jiangsu enterprises in utilizing Hainan's international data channels [4][6] Group 3 - Hainan's duty-free policy is attracting over ten million international tourists annually, becoming a new support point for Jiangsu's consumer goods to sell globally [3] - Jiangsu companies are leveraging Hainan as a regional distribution center, reducing logistics costs by 20% through the use of bonded warehouses [3][5] - The collaboration is expected to create a "digital silk road," enhancing the digital transformation of Jiangsu manufacturing and fostering innovative business models in cross-border e-commerce and digital content [5][6] Group 4 - The partnership will focus on building innovation platforms between universities and research institutions in both regions to tackle core technologies like blockchain and privacy computing [4][6] - There is an emphasis on creating a medical data security sharing platform to facilitate the cross-border flow of clinical trial and genetic sequencing data [6][7] - Jiangsu enterprises are encouraged to adapt to international competition through Hainan's pilot programs for high-standard trade rules [7]

Investment Rating - Industry rating: Recommended [4] Core Insights - The report emphasizes the importance of open and shared AI capabilities, highlighting the ongoing growth in the AI sector and the potential for significant investment opportunities in related companies [6][7] - The satellite internet sector is experiencing rapid development, with advancements in satellite constellations leading to increased communication capacity and reduced latency, alongside emerging applications in mobile broadband and intelligent driving systems [8][10] Summary by Sections AI and Computing Power - The AI sector is expected to maintain high growth due to strong overseas performance and elevated guidance, with short-term recommendations for companies benefiting from potential easing of chip bans, including Unisplendour, ZTE, and others [7][11] - Long-term growth in the computing power industry is anticipated, driven by advancements in inference computing and model upgrades, with key beneficiaries identified as NewEase, Zhongji Xuchuang, and Tianfu Communication [7][11] Satellite Internet Development - The report notes a significant service interruption of Starlink for approximately 2.5 hours, affecting tens of thousands of users globally, while also highlighting ongoing breakthroughs in domestic inter-satellite laser communication [8][10] - Continuous recommendations for companies like Haige Communication and related beneficiaries such as Zhenlei Technology and Shanghai Hanhua are made, reflecting the robust growth in the satellite internet market [8][10] Communication Infrastructure - The report identifies key players in the communication infrastructure sector, including major operators like China Mobile, China Telecom, and China Unicom, as well as equipment manufacturers such as ZTE and Unisplendour [11][12] - Recommendations extend to companies involved in optical network upgrades and edge computing, with specific mentions of optical module manufacturers and edge security firms [11][12]

Investment Rating - The industry investment rating is "Overweight" [5] Core Insights - The report discusses the IDC industry, focusing on demand measurement and valuation from a quantitative perspective, highlighting the importance of AI servers as core equipment in IDC [1][14] - It provides four methodologies for estimating IDC demand: capital expenditure perspective, application token call volume perspective, IDC vendor revenue perspective, and server shipment volume perspective [14][17] - The report emphasizes that EBITDA is a more accurate reflection of IDC companies' operational performance compared to net profit, advocating for the use of EV/EBITDA valuation method [22][32] Demand Measurement - The IDC industry in China generated revenue of 240.7 billion yuan in 2023, with a year-on-year growth of 26.68% and a compound annual growth rate of 17.07% over the past three years [13] - The number of operational data center racks in China reached 8.1 million in 2023, with an average power of 20.5 kW per rack, reflecting a 24.2% increase from 2022 [13] - The four demand measurement methodologies include: 1. Capital expenditure perspective: Estimating AI server demand based on capital expenditure plans from major companies [17] 2. Application token call volume perspective: Deriving IDC demand from token and FLOPS requirements [17] 3. IDC vendor revenue perspective: Predicting future IDC revenues of major listed companies to estimate market size [17] 4. Server shipment volume perspective: Tracking quarterly AI server shipments to infer IDC demand [15][21] Valuation of IDC Companies - IDC companies primarily use the EV/EBITDA valuation method, as EBITDA better reflects the actual operating conditions and industry characteristics [22][32] - The report highlights the significance of EBITDA rates in indicating the core competitiveness of IDC companies, influenced by client structure and contract terms [30][28] - North American IDC leader Equinix's transition to REITs is noted as a model for Chinese IDC companies, emphasizing the importance of expanding value-added services [42][45] Investment Recommendations - Short-term focus on the IDC industry is advised due to supply disruptions from high-end chip availability, with a recommendation to monitor new chip testing and bidding activities [3] - Long-term outlook remains positive, with a focus on financing costs, power supply optimization, and the expansion of value-added services [3] - Specific companies to watch include: 1. 万国数据 (GDS): Leading IDC company with significant overseas market expansion [46] 2. 润泽科技 (Runze Technology): Rapid capacity expansion and REITs issuance [64] 3. 世纪互联 (CenturyLink): Strong market presence with a dual focus on base and city-type IDC services [58]