Core Viewpoint - Hainan Huatie (603300) is planning to issue shares overseas and list on the Singapore Exchange as part of its internationalization strategy [1] Group 1 - The company is currently in discussions with relevant intermediaries regarding the specific progress of the S-share listing [1] - The S-share listing will not result in changes to the company's controlling shareholder or actual controller [1] - The specific plan for the S-share listing will need to be submitted for approval by the company's board of directors and shareholders' meeting, and will also require filing with the China Securities Regulatory Commission and approval from regulatory bodies in Singapore [1]

Group 1 - The concept stocks related to computing power leasing have rebounded, with Runjian Co., Ltd. (002929) and Aoya Co., Ltd. (300949) hitting the daily limit [1] - Other companies such as Runze Technology (300442), Hainan Huatie (603300), Dawi Technology (600589), and Hongbo Co., Ltd. (002229) also experienced gains [1] - There is a notable shift in capital flow, indicating that "smart money" is revealing insights into the main operators' trading strategies [1]

本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 重要内容提示： 被担保人名称：海南华铁大黄蜂建筑机械设备有限公司（以下简称"华 铁大黄蜂"） 担保人名称：浙江海控南科华铁数智科技股份有限公司（以下简称"海 南华铁"或"公司"） 一、担保情况概述 公司于 2024 年 8 月 29 日召开 2024 年第九次临时股东大会，审议通过了《关 于公司为子公司提供担保的议案》，同意公司对华铁大黄蜂（注：该公司于 2024 年 9 月由浙江华铁大黄蜂建筑机械设备有限公司更名为海南华铁大黄蜂建筑机 械设备有限公司）新增提供总计不超过人民币 15 亿元的担保额度。具体内容详 见公司在上海证券交易所网站（www.sse.com.cn）披露的《浙江华铁应急设备 科技股份有限公司2024年第九次临时股东大会决议公告》（公告编号：2024-111）。 证券代码：603300 证券简称：海南华铁 公告编号：临 2025-041 浙江海控南科华铁数智科技股份有限公司 对外担保进展公告 公司分别于 2024 年 11 月 14 日、2024 年 12 月 ...

证券代码：603300 证券简称：海南华铁 公告编号：2025-040 浙江海控南科华铁数智科技股份有限公司 关于以集中竞价交易方式回购股份的回购报告书 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性依法承担法律责任。 重要内容提示： ● 拟回购股份的资金金额：不低于人民币 20,000 万元（含）且不超过人民币 30,000 万元（含）。 ● 回购股份资金来源：公司自有资金及股票回购专项贷款。截止公告披露日， 公司已收到中国工商银行股份有限公司杭州解放路支行出具的《承诺函》，中国工 商银行股份有限公司杭州解放路支行承诺向公司提供金额最高不超过人民币 27,000 万元的股票回购专项贷款，借款期限不超过 36 个月。 ● 拟回购股份用途：用于实施员工持股计划或者股权激励。 ● 回购股份价格：不超过 15.95 元/股（含）。 ● 回购股份方式：通过上海证券交易所股票交易系统以集中竞价交易方式回 购公司股份。 二、 回购预案的主要内容 | 回购方案首次披露日 | 2025/5/14由董事、总经理胡丹锋先生提议 | | --- | --- | ...

1. Report Industry Investment Rating - Most of the covered companies have investment ratings such as "Buy" and "Add", including China National Building Material Co., Ltd., China National Steel & Machinery Corporation, etc. [21][24] 2. Core Viewpoints - Suggest paying attention to investment opportunities related to the Belt and Road Initiative, including four major international engineering companies and companies like Shanghai Harbor and Keda Manufacturing. [3][18] - Although the real - estate market is on the path of stabilizing after a series of policies since the December 2024 Politburo meeting, it still needs to be consolidated in April, and continuous policy support is expected. [3] - Currently, it is recommended to focus on companies such as Honglu Steel Structure, China Jushi, etc., due to factors like improved foreign trade environment, expected increase in downstream demand, and product price increases. [3] 3. Summary by Directory 3.1 Week - Special Topic: Focus on Belt and Road - Related Investment Opportunities - The Belt and Road Initiative aims to achieve infrastructure connectivity and sustainable development among countries along the routes. After more than a decade of construction, the infrastructure connectivity among countries along the routes has taken shape, with significant growth in railway transportation and an increase in the proportion of trade with BRI countries in China's total foreign trade. [3][5][8] - Investment opportunities related to the Belt and Road Initiative are suggested, including four major international engineering companies (Northern International, Sinomach, Sinoma International, and Sino - steel International) and companies like Shanghai Harbor and Keda Manufacturing. [3][18] 3.2 Profit Forecasts and Valuations of Main Covered Companies - The report provides profit forecasts and valuations for multiple companies from 2024 to 2027, including EPS, PE, PB, etc., and gives investment ratings such as "Buy" and "Add". [21][24] 3.3 Weekly Market Review - In the weekly market, the building and building materials industries showed different degrees of decline. Among them, the building index and building materials index both decreased, and different sub - sectors also had varying performance. [28][30][32] - Infrastructure public REITs also had different price fluctuations, with an average weekly increase of 1.73%, a monthly increase of 4.23%, and significant increases in the year - to - date and since IPO. [36][37] 3.4 Aggregate Data Tracking - In the real - estate market, data on new construction, construction, completion, and sales areas showed different trends. In addition, data on land transactions, real - estate transactions, social financing, and infrastructure investment are also provided. [39][48][58] - The new - signed contract data of eight major construction central enterprises from 2022Q1 to 2025Q1 are presented, showing different growth rates in different quarters. [87] 3.5 High - Frequency Data Tracking - High - frequency data on various building materials such as cement, glass, photovoltaic glass, fiberglass, carbon fiber, and magnesium sand are provided, including price, production, inventory, etc. [99][102][110] - Data on upstream raw material prices and physical workloads are also included, such as waste paper, PVC, HDPE prices, and high - altitude machine rental rates, excavator working hours, etc. [148][156]

Group 1 - The core revenue composition of Hainan Huatie for the year 2024 is as follows: operating leasing accounts for 96.92%, other businesses for 1.71%, and processing and sales for 1.37% [1] Group 2 - Hainan Huatie announced on May 20 that Zhejiang Haikong Nanke Huatie Smart Technology Co., Ltd. will hold its 13th meeting of the 5th board of directors on May 13, 2025, to review the proposal for a share repurchase plan through centralized bidding [3] - The top ten unrestricted shareholders before May 13, 2025, include Hainan Haikong Industrial Investment Co., Ltd. with approximately 275 million shares (13.82%), Hu Danfeng with approximately 177 million shares (8.89%), and Zhang Jianping with approximately 71.31 million shares (3.58%) [3] - The total shares held by the top ten circulating shareholders amount to approximately 646 million shares, representing 32.43% of the total [3]

本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 证券代码：603300 证券简称：海南华铁 公告编号：临 2025-039 浙江海控南科华铁数智科技股份有限公司 关于回购股份事项前十大股东和前十大无限售条件股 东持股情况的公告 | 9 | 香港中央结算有限公司 | 11,575,852 | 0.58 | | --- | --- | --- | --- | | 10 | 银华基金－中国人寿保险股份有限公司－万能 A－银华基金国寿股份成长股票型组合万能 A | 11,497,900 | 0.58 | | | 可供出售单一资产管理计划 | | | 二、前十大无限售条件股东持股情况 | 序号 | 股东名称 | 持股数量（股） | 占公司总股本比 | | --- | --- | --- | --- | | | | | 例（%） | | 1 | 海南海控产业投资有限公司 | 275,134,136 | 13.82 | | 2 | 胡丹锋 | 176,918,028 | 8.89 | | 3 | 章建平 | 71,314,422 | 3.5 ...

Investment Rating - The industry rating is "Outperform the Market" (maintained rating) [5] Core Viewpoints - Infrastructure investment continues to show high growth, with significant increases in water, electricity, fuel, and thermal investments, as well as water conservancy investments, which have seen year-on-year growth rates of +25.5% and +30.7% respectively in the first four months of 2025 [1][2] - The issuance of special bonds has accelerated, with a cumulative increase of 1,190.4 billion yuan in special bonds in the first four months of 2025, an increase of 467.9 billion yuan year-on-year, leading to optimism about the conversion of physical workload in infrastructure [1] - The report emphasizes the cyclical investment opportunities in coal chemical industries and suggests paying attention to the transformation opportunities of certain small and medium-sized construction companies [1] Summary by Sections Real Estate and Construction Data - From January to April 2025, real estate sales area decreased by 2.8% year-on-year, with new construction area down by 23.8% and construction area down by 9.7% [2] - In the same period, the completion area saw a year-on-year decline of 16.9% [2] Cement Industry - Cement production in the first four months of 2025 was 495 million tons, a decrease of 2.8% year-on-year, with April's production down by 5.3% [3] - The average cement shipment rate was 36%, remaining stable year-on-year, but the price pressure continues due to weak market demand [3] Glass Industry - Flat glass production from January to April 2025 was 31.86 million weight boxes, down 4.8% year-on-year, with April's production also declining [4] - The market demand for float glass was weak, leading to increased inventory levels among producers [4]

Investment Rating - The report maintains an "Overweight" rating for the construction and building materials industry [6] Core Insights - The report highlights a recovery in building materials retail, with expectations for the impact of policy implementation to support demand in the construction sector [1][2] - Investment in infrastructure, real estate, and manufacturing has shown mixed results, with infrastructure investment continuing to rise while real estate and manufacturing investments have declined [1] - The report emphasizes the importance of recent monetary policy measures, including interest rate cuts and structural monetary policy tools, to stimulate domestic demand [1] Summary by Sections Real Estate and Construction - From January to April 2025, real estate sales and new construction starts saw a reduction in their year-on-year decline, with sales down by 2.8% and new starts down by 23.8% [2] - The report notes that the retail sales of construction and decoration materials reached 53 billion yuan, showing a year-on-year increase of 2.3% [2] Cement Industry - Cement production from January to April 2025 was 495 million tons, reflecting a year-on-year decrease of 2.8% [3] - The average cement price in April was 398 yuan per ton, which is a 9.6% increase year-on-year [3] - The report indicates that the average cement shipment rate was 48.3%, with a slight increase from the previous month [3] Glass Industry - The flat glass production from January to April 2025 was 319 million weight cases, down 4.8% year-on-year [4] - The average price of float glass in April was 71 yuan per weight case, showing a slight month-on-month increase [4] - The report notes an increase in inventory levels for photovoltaic glass, indicating a potential oversupply situation [4] Recommended Stocks - The report recommends several stocks in the construction and building materials sector, including: - Sichuan Road and Bridge (600039 CH) with a target price of 11.03 yuan - China National Materials (600970 CH) with a target price of 13.04 yuan - China National Chemical (601117 CH) with a target price of 9.03 yuan - Huaneng Water Cement (6655 HK) with a target price of 11.26 HKD [10][29]

Market Overview - The Shanghai Composite Index fell by 0.68% on May 15, with four sectors experiencing gains, notably Beauty Care and Coal, which rose by 3.68% and 0.42% respectively [1] - The Non-Bank Financial sector declined by 1.78%, with a net outflow of 5.509 billion yuan in main capital throughout the day [1] Non-Bank Financial Sector Analysis - Within the Non-Bank Financial sector, 84 stocks were tracked, with only 5 stocks rising and 77 stocks declining [1] - The top three stocks with the highest net capital inflow were China Pacific Insurance (1.42 billion yuan), Huatai Securities (478.073 million yuan), and Jiangsu Jinzheng (447.161 million yuan) [1][2] - Conversely, 13 stocks experienced a net capital outflow exceeding 1 billion yuan, with the largest outflows from Dongfang Caifu (1.045 billion yuan), Hainan Huatie (471.000 million yuan), and China Ping An (406.000 million yuan) [1] Key Stocks in Non-Bank Financial Sector - The following stocks had significant declines in their share prices: - Dongfang Caifu: -3.15% with a net outflow of 1.045 billion yuan [1] - Hainan Huatie: -5.83% with a net outflow of 471.229 million yuan [1] - China Ping An: -0.80% with a net outflow of 406.336 million yuan [1] - Other notable declines included: - CITIC Securities: -1.81% with a net outflow of 355.801 million yuan [1] - New China Life Insurance: -2.94% with a net outflow of 281.367 million yuan [1] ETF and Fund Performance - The Digital Economy ETF, tracking the CSI Digital Economy Theme Index, has seen a decline of 2.81% over the past five days, with a current P/E ratio of 65.38 times [5] - The latest share count for the ETF is 1 billion, reflecting a decrease of 2 million shares, with a net outflow of 3.549 million yuan in main capital [5]