Core Viewpoint - Nanjing is actively enhancing its water environment through the construction of "happy rivers and lakes," focusing on ecological restoration and improving water quality, with a goal to create a harmonious relationship between people and water [1][3][4]. Group 1: Water Quality and Environmental Management - Nanjing has achieved a 100% compliance rate for water quality in 42 national and provincial monitoring points, with a continuous six-year record of being the best in the province [1]. - The city has built 502 "happy rivers and lakes" and plans to create an additional 40 by the end of the year, emphasizing unique characteristics and ecological restoration [4]. - The implementation of a three-year action plan (2023-2025) aims to address issues in the underground drainage system, with over 1,200 kilometers inspected and 280 kilometers identified for urgent maintenance [6][9]. Group 2: Innovative Water Management Solutions - Nanjing is utilizing aquatic plants to purify water in historical sites, demonstrating a novel approach to ecological restoration [2]. - The city is enhancing its sewage treatment capacity by expanding existing facilities and constructing new ones, which will significantly improve the efficiency of wastewater management [5][7]. - The introduction of digital monitoring systems for urban water management allows for real-time data collection and efficient emergency responses during flooding events [10][11]. Group 3: Water Resource Efficiency - Nanjing faces a significant water scarcity issue, with per capita local water resources at approximately 400 cubic meters, below the international threshold for severe water scarcity [12]. - The city aims to reduce water consumption per unit of GDP to 20 cubic meters by 2024, reflecting an 18% decrease from 2020 levels, showcasing improved water efficiency [12]. - The promotion of recycled water usage is underway, with a target to increase the utilization rate to 25% this year, supporting various applications such as irrigation and road cleaning [13][14].

本次股票发行后拟在创业板市场上市，该市场具有较高的投资风险。创业板公司具 有创新投入大、新旧产业融合成功与否存在不确定性、尚处于成长期、经营风险高、业 绩不稳定、退市风险高等特点，投资者面临较大的市场风险。投资者应充分了解创业板 市场的投资风险及本公司所披露的风险因素，审慎作出投资决定。 北京科净源科技股份有限公司 Beijing Sys Science & Technology Co. , Ltd. （北京市顺义区东盈路 19 号） 首次公开发行股票并在创业板上市 招股说明书 保荐人（主承销商） （中国（上海）自由贸易试验区浦明路 8 号） 创业板投资风险提示 北京科净源科技股份有限公司 招股说明书 声明及承诺 中国证监会、交易所对本次发行所作的任何决定或意见，均不表明其对注册 申请文件及所披露信息的真实性、准确性、完整性作出保证，也不表明其对发行 人的盈利能力、投资价值或者对投资者的收益做出实质性判断或保证。任何与之 相反的声明均属虚假不实陈述。根据《证券法》的规定，股票依法发行后，发行 人经营与收益的变化，由发行人自行负责；投资者自主判断发行人的投资价值， 自主作出投资决策，自行承担股票依法发行后因发行 ...

创业板投资风险提示 本次股票发行后拟在创业板市场上市，该市场具有较高的投资风险。创业板公司具 有创新投入大、新旧产业融合成功与否存在不确定性、尚处于成长期、经营风险高、业 绩不稳定、退市风险高等特点，投资者面临较大的市场风险。投资者应充分了解创业板 市场的投资风险及本公司所披露的风险因素，审慎作出投资决定。 北京科净源科技股份有限公司 Beijing Sys Science & Technology Co. , Ltd. （北京市顺义区东盈路 19 号） 首次公开发行股票并在创业板上市 招股说明书 （注册稿） 本公司的发行申请尚需经深圳证券交易所和中国证监会履行相应程序。本招股说明 书（注册稿）不具有据以发行股票的法律效力，仅供预先披露之用。投资者应当以正式 公告的招股说明书全文作为投资决定的依据。 保荐机构（主承销商） （中国（上海）自由贸易试验区浦明路 8 号） 北京科净源科技股份有限公司 招股说明书（注册稿） 声明及承诺 中国证监会、交易所对本次发行所作的任何决定或意见，均不表明其对注册 申请文件及所披露信息的真实性、准确性、完整性作出保证，也不表明其对发行 人的盈利能力、投资价值或者对投资者的收益做出 ...