公告显示，此次交易不会导致公司实际控制人变更，亦不构成重组上市。由于相关事项仍处于筹划阶 段，存在不确定性，为维护投资者利益、保证公平信息披露、避免公司股价异常波动，经公司申请，其 股票自11月4日（星期二）开市起停牌，预计停牌时间不超过10个交易日。 公告显示，天一化学成立于2002年11月，注册资本8979.94万元。天一化学股东潍坊市华潍人才股权投 资基金合伙企业（有限合伙）为亚星化学控股股东潍坊市城市建设发展投资集团有限公司权属企业，此 次亚星化学拟协商收购其所持股份，交易将构成关联交易。 11月3日晚，亚星化学公告称，公司正在筹划以发行股份及支付现金方式购买山东天一化学股份有限公 司（简称"天一化学"）控制权，或同步收购其他股东所持标的公司股份，同时拟发行股份募集配套资 金，本次交易预计构成重大资产重组及关联交易。 标的公司在溴化学品行业 拥有丰富经验 亚星化学公告显示，本次交易事项尚处于筹划阶段，初步确定的交易对手方为标的公司控股股东山东天 一控股集团股份有限公司。 公司同时提示风险称，截至目前，交易各方尚未签署正式的交易协议，具体交易方案仍在商讨论证中， 尚存在不确定性。 稳步推进 作为一家主营 ...

Core Viewpoint - Yaxing Chemical is planning to acquire control of Shandong Tianyi Chemical Co., Ltd. through a combination of share issuance and cash payment, which is expected to constitute a major asset restructuring and related party transaction [1][2] Group 1: Transaction Details - The transaction is currently in the planning stage, with the preliminary counterparty being the controlling shareholder of Tianyi Chemical, Shandong Tianyi Holding Group Co., Ltd. [2] - The company has announced that this transaction will not lead to a change in the actual controller and does not constitute a restructuring listing [2] - Yaxing Chemical's stock will be suspended from trading starting November 4, with an expected suspension period of no more than 10 trading days [2] Group 2: Tianyi Chemical Overview - Tianyi Chemical, established in November 2002, has a registered capital of 897.994 million yuan and specializes in the research, development, and production of bromine series products [3] - The company has an annual production capacity of over 60,000 tons and an annual output value of 1 billion yuan, with products exported globally [3] - Tianyi Chemical holds a market share of over 50% in domestic brominated flame retardants and up to 70% in certain water-based functional monomers in the international market, positioning it as a "hidden champion" in its niche [3] Group 3: Strategic Implications - The acquisition is expected to enhance Yaxing Chemical's business diversification and synergy by integrating Tianyi Chemical's leading position and technical advantages in the bromine chemical sector, potentially improving long-term profitability and boosting market confidence [3] - Investors are advised to pay close attention to the valuation of the target assets, financing feasibility, and regulatory approval processes [3] Group 4: Company Developments - Yaxing Chemical has been active recently, with its core products, including chlorinated polyethylene, caustic soda, and hydrogen peroxide, generating a total revenue of 626 million yuan in the third quarter of 2025 [4] - The company is progressing steadily with its 45,000 tons/year high-end new materials project, with equipment installation nearly complete and expected to commence production in the fourth quarter [4]