公告称，电子级磷酸主要应用在晶圆制造的刻蚀工艺环节，用于氮化硅的刻蚀或去除。同时，电子级磷 酸亦是高选择性磷酸蚀刻液、高选择性金属钨去除液、铝蚀刻液等功能湿电子化学品的主要配方原料之 一。随着半导体技术的发展，先进存储芯片用的高选择性蚀刻液需要的磷酸大幅增长，促使着全球电子 级磷酸需求量近几年持续攀升。实施本项目，有利于公司适应电子级磷酸持续增长的市场需求，巩固现 有电子化学品产业基础，抵近目标市场放大产品规模，增强公司综合竞争力。 智通财经APP讯，兴福电子(688545.SH)发布公告，根据公司战略规划，为满足电子级磷酸持续增长的 市场需求，抵近目标市场，放大产品规模，增强公司在电子化学品行业的竞争力，公司拟投资4.8亿元 建设4万吨/年电子级磷酸项目。 ...

Core Viewpoint - Wanhua Chemical is actively expanding its business by establishing new companies in various sectors, particularly in silicone materials and electronic chemicals, to strengthen its market position and enhance its product offerings [2][4]. Group 1: New Company Establishments - Wanhua Chemical has recently established three new companies to diversify its operations across five major industries [2]. - The first company, Hubei Xinghua Silicon Materials Co., Ltd., was established on June 19, 2025, with a registered capital of 50 million yuan, focusing on silicon material technology research and industrialization projects [2]. - The second company, Yantai Huaxing Silicon Materials Co., Ltd., was established on July 31, 2025, with a registered capital of 5 million yuan, specializing in high-performance sealing materials and synthetic materials [2]. - The third company, Yantai Wanmei New Materials Co., Ltd., was established on July 25, 2025, with a registered capital of 100 million yuan, focusing on the research and sales of synthetic materials and specialty chemicals [4]. Group 2: Industry Position and Production Capacity - Xingfa Group, a partner of Wanhua Chemical, has a leading position in the electronic chemicals industry, with significant production capacities for electronic-grade phosphoric acid, sulfuric acid, and other chemicals [3]. - As of the end of 2024, Xingfa Group's subsidiaries have established production capacities of 60,000 tons/year for electronic-grade phosphoric acid and 100,000 tons/year for electronic-grade sulfuric acid, among others [3]. - In the silicone materials sector, Xingfa Group has a designed production capacity of 600,000 tons/year for silicone monomers, making it a domestic leader [3]. Group 3: Strategic Collaborations and Market Expansion - Wanhua Chemical has formed strategic partnerships with Xingfa Group to establish several joint ventures in the phosphate chemical industry, enhancing its supply chain for lithium battery materials [4]. - The establishment of Yantai Huaxing Phosphate Chemical Co., Ltd. and other ventures aims to secure key raw materials for lithium iron phosphate production, thereby strengthening Wanhua's position in the battery materials market [4]. - The collaboration with Hefei Xinmei Materials, which acquired LG Chem's polarizer materials business, is expected to accelerate the localization of key optical materials [5].