随着资本市场互联互通机制的持续完善，A股与港股之间"双向奔赴"的上市热潮正以前所未有的活力席 卷市场。 港股生物科技企业百奥赛图即将登陆科创板，成为2025年两地资本市场双向互动的又一标志性事件。从 港股公司"返乡"回A，到A股企业"出海"赴港，再到子公司分拆上市的跨市场布局，A+H上市生态正不 断丰富，不仅为企业开辟了多元化融资渠道，更推动内地与香港资本市场在资源配置、制度创新等层面 实现深度融合。 港股回A模式日益成熟 百奥赛图的回A之路并非个例。另一家港股公司映恩生物于11月完成科创板上市辅导备案，正式启动回 A进程。今年4月15日，映恩生物在港交所上市，此次IPO募资总额约2.43亿美元，共引入15名基石投资 者，均为头部国际长线资本、国内知名公募和知名药企，是近四年来港股18A板块募资规模最大的IPO 之一。 中国光大集团旗下实业旗舰企业光大环境则成为政策红利下的回A标杆，公司于11月14日公告拟发行不 超过8亿股，计划登陆深交所。光大环境为全球最大垃圾发电投资运营商，此次回A股募资将用于主营 业务拓展及补充营运资金，进一步巩固在固废处理、清洁能源等领域的领先地位，其成功上市有望为更 多大湾区港股企 ...

Core Viewpoint - The company, China Everbright Environment (00257.HK), has announced the acceptance of a registration notice for the issuance of asset-backed notes, with a total registered principal amount of RMB 4 billion, valid for two years from the date of the notice [1] Group 1 - The board of directors of China Everbright Environment has expressed approval for the issuance of asset-backed notes [1] - The registration notice was issued by the Interbank Market Dealers Association [1] - The total registered principal amount for the proposed issuance is RMB 4 billion [1]

Core Viewpoint - The company, Everbright Environment (00257), has received a notice of acceptance for the proposed issuance of asset-backed notes with a total registered principal amount of RMB 4 billion, valid for two years from the date of acceptance [1] Group 1 - Everbright Environment's wholly-owned subsidiary, Everbright Environmental China, is the entity that received the acceptance notice from the interbank market dealers association [1] - The registered principal amount of the proposed asset-backed notes is set at RMB 4 billion [1] - The validity period for the registered principal amount begins from the date of the acceptance notice, which is November 28, 2025, and lasts for two years [1]

Core Viewpoint - Everbright Environment (00257) has received a registration notice from the Interbank Market Dealers Association regarding the proposed issuance of asset-backed notes, with a total registered principal amount of RMB 4 billion [1] Group 1 - The total registered principal amount for the proposed asset-backed notes is RMB 4 billion [1] - The validity period for the registration notice is two years from the date of issuance, which is November 28, 2025 [1]

本公告僅供參考用途，並不構成收購、購買或認購證券之邀請或要約，亦不邀請任何該 等要約或邀請。尤其本公告並不構成亦並非在香港、美國或其他地方進行證券銷售或邀 請或招攬購買或認購證券之要約。 CHINA EVERBRIGHT ENVIRONMENT GROUP LIMITED 中國光大環境（集團）有限公司 香港交易及結算所有限公司及香港聯合交易所有限公司對本公告之內容概不負責，對其 準確性或完整性亦不發表任何聲明，並明確表示，概不對因本公告全部或任何部份內容 而產生或因倚賴該等內容而引致之任何損失承擔任何責任。 本公司謹此強調，即使光大環保中國已就建議發行資產支持票據獲得接受註冊通知書， 但本公司股東及潛在投資者務必留意，建議發行資產支持票據不一定會進行。本公司股 東及潛在投資者在買賣本公司證券時務請謹慎行事。 承董事會命 中國光大環境（集團）有限公司 梁妍鈺 （ 於 香 港 註 冊 成 立 之 有 限 公 司 ） （股份代號：257） 有關銀行間交易商協會就於中國建議發行資產支持票據 發出接受註冊通知書的自願性公告 茲提述中國光大環境（集團）有限公司（「本公司」）日期為二零二五年十月十六日的公 告（「該公告」） ...

Core Viewpoint - The transformation of waste management in Ethiopia through advanced waste-to-energy technology from China represents a significant step in the globalization of China's environmental industry, showcasing a comprehensive approach that includes technology, standards, management, and capital [1][4]. Group 1: Global Expansion of China's Waste-to-Energy Industry - As of November 2025, Chinese enterprises have participated in 101 overseas waste incineration projects, indicating a broad international presence across Asia, Europe, Africa, and America [1]. - The demand for waste-to-energy solutions is growing in regions like Southeast Asia and the Middle East, with Indonesia's waste production projected to exceed 82 million tons by 2045, highlighting the urgency for effective waste management solutions [1][2]. - Chinese companies such as China Everbright, China Tianying, and others are actively involved in the full industrial chain of waste-to-energy projects, from investment to operation management [1][2]. Group 2: Technological Adaptation and Innovation - The success of Chinese waste incineration solutions abroad is attributed to their ability to adapt technology to local waste characteristics, particularly in regions with high moisture content and low calorific value [3]. - Chinese enterprises utilize advanced technologies, such as high-efficiency waste heat boiler systems with thermal efficiency exceeding 85%, to ensure stable combustion and efficient power generation [3]. - The project in Can Tho, Vietnam, exemplifies the full lifecycle management capabilities of Chinese companies, processing 400 tons of waste daily and generating approximately 60 million kilowatt-hours annually while adhering to EU emission standards [3]. Group 3: Challenges and Strategic Approaches - Despite the vast market potential, overseas projects face challenges such as stringent local environmental standards and weak waste collection systems [4]. - Chinese companies employ flexible cooperation models like EPC, BOO, or BOT to mitigate project risks and enhance community acceptance, as demonstrated by the Can Tho project, which created hundreds of jobs and gained local trust [4]. - The establishment of 101 overseas waste incineration projects marks a milestone in China's international environmental efforts and its commitment to global energy transition [4].

Industry Overview - The carbon quota allocation mechanism is linked to production output without a total carbon emission cap, focusing on intensity-based dynamic adjustments [1][2] - The allocation mechanism is based on the experience of the power generation industry, implementing free quota distribution based on carbon emission intensity control, with total quotas dynamically associated with industry production levels [2] - New key emission units in the steel, cement, and aluminum smelting industries must complete the first quota clearance for 2024 by 2025 [1][2] Company Tracking - Longking Environmental has seen significant shareholding increases from Zijin Mining, with stable leadership transitions expected to enhance Longking's business [3] - China Water Affairs reported a revenue of HKD 5.183 billion for FY26H1, a decrease of 12.9% year-on-year, with a net profit of HKD 571 million, down 24.4% year-on-year, primarily due to a decline in connection and construction activities [3] - The company has reduced capital expenditures by 31.8% to HKD 1.243 billion in FY26H1, while maintaining a dividend of HKD 0.13 per share, resulting in a dividend yield of 4.8% [3] Solid Waste Sector Insights - The solid waste sector has shown strong fundamentals in Q3 2025, with a 12% increase in net profit and a 2.7 percentage point increase in gross margin [3] - Free cash flow in the solid waste sector reached RMB 13.3 billion in Q1-Q3 2025, a year-on-year increase of 28%, with capital expenditures down 12% [3] - The average waste incineration companies' output per ton increased by 1.8% year-on-year in H1 2025, indicating operational efficiency improvements [3] Water Sector Insights - The water sector is expected to experience a cash flow turnaround, with significant increases in free cash flow anticipated starting in 2026 [4] - Recent water price reforms in major cities like Guangzhou and Shenzhen are expected to enhance revenue and profitability for water companies [5] - Recommended companies in the water sector include Yuehai Investment and Xingrong Environment, with a focus on improving cash flow and dividend payouts [5] Industry Tracking - The sales of new energy sanitation vehicles increased by 61.32% year-on-year in the first ten months of 2025, with a penetration rate of 18.02% [6] - The average price of biodiesel remained stable, while net profits per ton have declined [6] - Lithium carbonate prices have risen, improving profitability in lithium battery recycling [6]

王璐 A0230516080007 wanglu@swsresearch.com 莫龙庭 A0230523080005 molt@swsresearch.com 傅浩玮 A0230522010001 fuhw@swsresearch.com 朱赫 A0230524070002 zhuhe@swsresearch.com 站玩人行业 证券分析师 联系人 朱赫 A0230524070002 zhuhe@swsresearch.com 申万宏源研究微信服务号 — 申万公用环保周报(25/11/24~25/11/28) 本期投资提示: 公用事亦 2025 年 12 月 01 日 相关研究 多地规范售电批零价差 欧亚 第12年 请务必仔细阅读正文之后的各项信息披露与声明 电力：广东发函规范售电批零价差。广东电力交易中心发布关于征求广东电力零售市场交易结算 有关事项意见的函（广东交易函〔2025〕11 号)。自 2026 年起，拟对各售电公司月度平均度电 批零差价高于差价收益上限 0.01 元/千瓦时的部分，按照 1:9 比例由售电公司与零售用户分享。今 年以陕西、安徽、四川、山东、新疆为代表的多个省区相继出台针对售电公 ...

FF301 第 1 頁 共 10 頁 v 1.1.1 FF301 II. 已發行股份及/或庫存股份變動 | 1. 股份分類 | 普通股 | 股份類別 | 不適用 | | 於香港聯交所上市 (註1) | 是 | | | --- | --- | --- | --- | --- | --- | --- | --- | | 證券代號 (如上市) | 00257 | 說明 | | | | | | | | | 已發行股份（不包括庫存股份）數目 | | 庫存股份數目 | | 已發行股份總數 | | | 上月底結存 | | | 6,142,975,292 | | 0 | | 6,142,975,292 | | 增加 / 減少 (-) | | | 0 | | 0 | | | | 本月底結存 | | | 6,142,975,292 | | 0 | | 6,142,975,292 | 第 2 頁 共 10 頁 v 1.1.1 股份發行人及根據《上市規則》第十九B章上市的香港預託證券發行人的證券變動月報表 | 截至月份: | 2025年11月30日 | 狀態: 新提交 | | --- | --- | --- | | 致：香港交易及結 ...

Investment Rating - The report maintains a "Positive" investment outlook for the public utilities and environmental sectors, particularly in the context of recent regulatory changes and market dynamics [1]. Core Insights - The report highlights the regulatory measures in various provinces aimed at standardizing the retail price differences in electricity sales, which is expected to stabilize market expectations and improve the profitability of electricity sales companies [3][7]. - It notes the fluctuating natural gas prices globally, with U.S. prices rising while European prices are declining, indicating a complex supply-demand landscape influenced by geopolitical factors and seasonal demand [12][22]. - The report provides specific investment recommendations across various segments, including hydropower, thermal power, nuclear power, green energy, and gas-related companies, reflecting a diversified approach to capitalize on emerging opportunities [10][37]. Summary by Sections 1. Electricity: Regulation of Retail Price Differences - Guangdong has issued guidelines to regulate the retail price differences, proposing a sharing mechanism for excess profits above a set threshold starting in 2026 [7]. - Several provinces have introduced detailed policies to manage retail price differences, aiming to prevent excessive profits by electricity sales companies and ensure fair pricing for consumers [8][9]. - The report emphasizes the need for a shift from aggressive pricing strategies to a service-oriented business model for electricity sales companies, which could stabilize market expectations [9]. 2. Natural Gas: Global Price Fluctuations - As of November 28, U.S. Henry Hub spot prices reached $4.59/mmBtu, reflecting an 11.13% weekly increase, while European prices, such as TTF, fell by 5.37% to €28.75/MWh [12][13]. - The report notes that U.S. natural gas demand has surged due to cold weather, despite record production levels, leading to a tightening supply-demand balance [16]. - In Northeast Asia, LNG prices have decreased to $10.90/mmBtu, down 6.52% week-on-week, driven by weak demand and high inventory levels [31][34]. 3. Investment Recommendations - Hydropower: Favorable autumn floods are expected to enhance hydropower generation capacity for the winter and spring, with recommendations for major hydropower companies [10]. - Thermal Power: The diversification of revenue sources in thermal power companies is highlighted, with recommendations for integrated coal and power companies [11]. - Nuclear Power: The report suggests focusing on nuclear power companies due to stable cost structures and expected growth from new approvals [11]. - Green Energy: The introduction of new market rules for renewable energy is expected to stabilize returns for green energy operators [11]. - Gas and Environmental Companies: Recommendations include integrated gas trading companies and environmentally focused firms benefiting from regulatory changes [37].