Core Viewpoint - Zhejiang Zhenstone New Materials Co., Ltd. (referred to as "Zhenstone") has successfully passed the IPO review by the Shanghai Stock Exchange, marking a significant step for the company in the clean energy materials sector [1][4]. Company Overview - Established in September 2000, Zhenstone is a national high-tech enterprise primarily engaged in the research, production, and sales of fiber-reinforced materials for the clean energy sector [4]. - Zhenstone has become a global leader in the manufacturing of wind turbine blade materials, holding over 35% of the global market share for wind fiberglass fabric as of 2024 [4]. Product Development and Innovation - The company has pioneered the large-scale production of high-modulus fiberglass pultruded profiles and carbon-glass hybrid pultruded profiles for wind turbine blades, contributing to advancements in blade size, weight reduction, and offshore wind turbine development [4]. - In the photovoltaic sector, Zhenstone's self-developed photovoltaic frames received the world's first certification from the Rhine Group, demonstrating superior performance in aging resistance, flame retardancy, and mechanical properties [4]. Client Relationships - Zhenstone has established stable partnerships with renowned clients globally, including domestic companies like Mingyang Smart Energy, Envision Energy, and international firms such as Vestas and Siemens Gamesa [5]. Technological Advancements - The company holds a total of 32 invention patents and 210 utility model patents, with 21 core technologies that fill domestic gaps, including advanced weaving techniques for high-weight fabrics and high-modulus fiberglass [5]. Financial Performance - For the first three quarters of 2023 to 2025, Zhenstone reported revenues of 5.124 billion yuan, 4.439 billion yuan, and 5.397 billion yuan, with net profits of 790 million yuan, 606 million yuan, and 603 million yuan respectively [6]. - The company aims to raise 3.981 billion yuan through its IPO to fund the construction of production bases for fiberglass products and composite materials, as well as a research and development center [6]. Strategic Goals - Zhenstone plans to leverage its core technologies in clean energy materials to expand production capacity and solidify its market leadership [6]. - The company is also focusing on enhancing its supply capabilities in Europe, a key region for wind energy development, to boost its global competitiveness and brand influence [6].

智通财经APP获悉，11月18日，浙江振石新材料股份有限公司(振石股份)上交所主板IPO通过上市委会议。保荐机 构为中国国际金融股份有限公司，拟募资39.81亿元。招股书提到，振石股份已成为全球领先的风电叶片材料专 业制造商。 据招股书，振石股份是一家主要从事清洁能源领域纤维增强材料研发、生产及销售的国家级高新技术企业。公司 自成立以来，围绕清洁能源领域的前沿应用，从材料端为下游应用持续提供高品质、创新性的解决方案，覆盖风 力发电、光伏发电、新能源汽车、建筑建材、交通运输、电子电气及化工环保等行业。 公司主要采取直销模式开展市场调研、客户开发、产品推广、售后维护等工作。公司在全球及国内多个地区设置 营销服务点，向世界各地的客户提供产品及服务。公司已与全球范围内知名客户建立了稳定的合作关系，且成为 主要龙头企业的主力供应商，国内客户包括明阳智能、远景能源、中材科技、时代新材、艾郎科技、三一重能等 ，国际客户包括维斯塔斯(Vestas)、西门子歌美飒(Siemens Gamesa)、迪皮埃(TPI)、德国恩德(Nordex)等。 | 序号 | 项目名称 | 项目投资总额 | 拟募集资金投资金额 | | --- | ...

Core Viewpoint - Zhejiang Zhenstone New Materials Co., Ltd. (Zhenstone) has submitted its IPO prospectus to list on the Shanghai Stock Exchange, highlighting its leading position in the global wind power fiberglass fabric market with over 35% market share [1][3]. Company Overview - Zhenstone specializes in the research, production, and sales of fiber-reinforced materials in the clean energy sector, providing innovative solutions across various industries including wind power, photovoltaics, and new energy vehicles [3]. - The company has become a global leader in wind turbine blade materials after over 20 years of development, with its fiberglass fabric holding the largest market share worldwide [3]. Financial Performance - Zhenstone's revenue has shown a declining trend, with reported revenues of 5.267 billion yuan, 5.124 billion yuan, and 4.439 billion yuan for the years 2022 to 2024, respectively [11]. - The company's net profit for the same period was 774 million yuan, 790 million yuan, and 608 million yuan, indicating a 23% year-on-year decline in 2024 [11][12]. Accounts Receivable - The accounts receivable balance at the end of each reporting period was 2.248 billion yuan, 1.92 billion yuan, and 2.108 billion yuan, representing 42.67%, 37.47%, and 47.48% of total revenue, respectively [13][15]. - High accounts receivable levels indicate potential cash flow issues, as nearly half of the revenue has not been converted into cash [15]. Supply Chain and Related Party Transactions - Zhenstone's procurement is heavily reliant on a few suppliers, with over 83% of raw materials sourced from five suppliers, including China Glass Fiber, which is also controlled by the company's actual controller [17][19]. - The company has a high level of related party transactions, with nearly 70% of its costs associated with related parties, raising concerns about potential conflicts of interest and lack of pricing fairness [20]. IPO Fund Utilization - The IPO aims to raise 3.981 billion yuan, with approximately 85% allocated to capacity expansion projects, including the construction of fiberglass and composite material production bases [20][21]. - The company’s focus on expanding production capacity amid industry concerns about oversupply and price wars raises questions about the sustainability of its growth strategy [22]. Industry Context - The wind power materials market is currently facing challenges such as overcapacity and price competition, which could impact Zhenstone's future profitability [22]. - The company's low investment in research and development, accounting for only about 3% of revenue, may hinder its long-term competitiveness in a rapidly evolving industry [22].

Core Viewpoint - Zhejiang Zhenstone New Materials Co., Ltd. (referred to as "Zhenstone") is pursuing an IPO on the Shanghai Stock Exchange, aiming to raise 3.981 billion yuan for various projects related to clean energy materials [1][4]. Group 1: Company Overview - Zhenstone is a national high-tech enterprise primarily engaged in the research, production, and sales of fiber-reinforced materials in the clean energy sector [3]. - The company has become a global leader in the manufacturing of wind turbine blade materials, holding over 35% of the global market share for wind fiberglass fabric as of 2024 [3][4]. - Zhenstone has pioneered the large-scale production of high-modulus fiberglass pultruded profiles and carbon-glass hybrid pultruded profiles for wind turbine blades, contributing to advancements in the industry [3]. Group 2: Product Development and Innovation - In the photovoltaic sector, Zhenstone's self-developed solar frame has received the world's first certification from the Rhine Group, demonstrating superior performance in aging resistance, flame retardancy, and mechanical properties [3]. - The company has established multiple production bases globally and has developed high-modulus fiberglass fabric for the world's first 16-megawatt offshore wind turbine, showcasing its commitment to technological breakthroughs [4]. Group 3: Financial Performance - Zhenstone's revenue for the years 2022 to 2024 is reported as 5.267 billion yuan, 5.124 billion yuan, and 4.439 billion yuan, respectively, with net profits of 774 million yuan, 790 million yuan, and 608 million yuan [4]. Group 4: Future Plans and Market Strategy - The funds raised from the IPO will be allocated to the construction of production bases for fiberglass products and composite materials, as well as a research center and information technology projects [4]. - Zhenstone aims to leverage its core technologies in clean energy materials to expand production capacity and solidify its market leadership, while also enhancing its global competitiveness through investments in overseas bases [5].