本次发行股票实际募集资金总额扣除发行费用后的净额将用于以下项目：年产1.6万吨PVB树脂及年产 1.6万吨PVB功能性膜项目、年产6万吨水基型胶粘剂项目、PVA产业链节能增效技术改造项目、电石生 产线节能增效技术改造项目、研发中心建设项目、PVA产品中试装置建设项目、补充流动资金项目。拟 使用募集资金投资额合计18.65亿元。 双欣环保是一家专业从事聚乙烯醇(PVA)、聚乙烯醇特种纤维、醋酸乙烯(VAC)、碳化钙(电石)等PVA产 业链上下游产品的研发、生产、销售的高新技术企业，拥有聚乙烯醇全产业链布局。其中，电石作为化 工"基石"，主要用于生产乙炔进而合成PVC、PVA、BDO等重要化工材料，是有机化学工业上游的基础 性原材料。聚乙烯醇是一种水溶性可降解高分子材料，具有粘结性、成纤性、乳化稳定性、气体阻隔 性、成膜性、生物降解性等诸多性能，主要用于生产工业助剂、特种纤维、胶粘剂、安全玻璃夹层膜 (PVB膜)、水溶膜、光学膜等，广泛应用于精细化工、绿色建筑、造纸、纤维、汽车、可降解包装、光 电、医药等行业，是国家重点支持的新材料发展方向。 根据立信会计师事务所(特殊普通合伙)出具的标准无保留意见的《审计报告》 ...

IPO Review and Registration Progress - Four companies passed the IPO review last week, including Jianxin Superconductor, Muxi Co., Shuangxin Environmental Protection, and Aishalen [3][4] - Jianxin Superconductor focuses on the R&D, production, and sales of core components for MRI equipment, with projected revenues of 359 million, 451 million, and 425 million yuan from 2022 to 2024 [3] - Muxi Co. specializes in high-performance GPU chips and plans to raise 3.904 billion yuan through its IPO [3][4] - Shuangxin Environmental Protection reported a revenue decline of 25.25% and 7.85% for 2023 and 2024, respectively, due to industry downturns [4][5] - Aishalen, primarily engaged in OEM for medical care pads, expects revenues of 692 million yuan in 2024 [5] Upcoming IPOs - Three companies are set to undergo IPO reviews this week, including Jiangtian Technology, Taijin New Energy, and Hongban Technology [6] - Jiangtian Technology, which focuses on label printing, reported revenue growth from 384 million yuan in 2022 to 538 million yuan in 2024 [6] - Taijin New Energy, involved in high-end green electrolytic equipment, expects revenues to grow from 1.005 billion yuan in 2022 to 2.194 billion yuan in 2024 [7] - Hongban Technology, specializing in printed circuit boards, achieved a revenue increase of 43.48% year-on-year for the first three quarters of 2025 [8] New Stock Listings and Subscriptions - Four new stocks are scheduled to be listed this week, including Heyuan Bio, Taikang Ying, Xi'an Yicai, and Bibete [12] - Heyuan Bio is a biopharmaceutical company with eight drugs in the pipeline, while Taikang Ying focuses on mining and construction tires [12] - Xi'an Yicai, specializing in 12-inch silicon wafers, reported a revenue of 1.933 billion yuan for the first three quarters of 2025 [13] - Bibete, a biopharmaceutical firm, has no revenue but has one innovative drug approved for market [13] Recent IPO Approvals - Two companies, Angrui Micro and Yuxun Co., received IPO registration approvals, both from the "hard technology" sector [11] - Angrui Micro specializes in RF front-end chips, while Yuxun Co. focuses on optical communication front-end transceiver chips [11] Financial Performance Highlights - Jianxin Superconductor's net profits are projected to grow from 35 million yuan in 2022 to 56 million yuan in 2024 [3] - Shuangxin Environmental Protection anticipates a net profit of 52.5 million yuan in 2025, a slight increase from previous years [4] - Hongban Technology's net profit surged by 306.91% year-on-year for the first three quarters of 2025 [8] - Taijin New Energy's new signed orders for electrolytic equipment dropped significantly, raising concerns about future performance [7]

Core Viewpoint - Inner Mongolia Shuangxin Environmental Protection Materials Co., Ltd. is set to hold its main board IPO meeting on October 24, aiming to raise approximately 1.865 billion yuan for various projects [1] Company Overview - Shuangxin Environmental Protection is engaged in the research, production, and sales of products along the polyvinyl alcohol (PVA) industry chain, including PVA, specialty fibers, vinyl acetate (VAC), and calcium carbide [1] - The company has a complete industrial chain layout for polyvinyl alcohol [1] IPO Details - The IPO was accepted on February 28, 2023, and entered the inquiry stage on March 25, 2023 [1] - The funds raised will be allocated to several projects, including: - Annual production of 16,000 tons of PVB resin and functional films - Annual production of 60,000 tons of water-based adhesives - Energy-saving and efficiency-enhancing technology transformation projects for the PVA industry chain and calcium carbide production line - Construction of a research and development center - Construction of pilot testing facilities for PVA products - Supplementing working capital [1]