2026 年 02 月 27 日 基础化工 PVC 困境反转，助剂行业有望同步受益 本轮景气修复 事件： PVC 困境反转，开年以来价格持续上行，根据百川盈孚，截至 2026 年 2 月 25 日，PVC 市场价格 4547 元/吨，较年初上涨 6.8%。 PVC 景气回暖有望提振助剂需求： 2026 年以来，受"反内卷"政策持续深化、差别化电价试点逐步推行 以及出口退税政策取消等多重因素共同驱动，国内 PVC 市场景气度 稳步回升，价格整体呈现震荡上行态势。根据百川盈孚，截至 2026 年 2 月 25 日，PVC 价格为 4547 元/吨，较年初上涨 6.8%。作为 PVC 加工中不可或缺的关键材料，助剂在提升产品综合性能、优化加工工 艺与拓展应用场景等方面发挥着核心作用。随着 PVC 行情回暖，产业 链整体情绪或趋于积极，下游制品企业开工意愿有望增强，预计将带 动对高性能助剂的采购需求逐步释放，助剂行业有望同步受益于本轮 景气修复。 998948033 PVC 助剂体系丰富、品类众多： PVC 助剂涉及多个品类，其中重要的稳定剂包括乙酰丙酮盐、赛克、 DBM/SBM 等；重要的加工助剂及抗冲改性剂包括 ...

证券日报网讯 2月26日，日科化学在互动平台回答投资者提问时表示，公司所有业务均按计划正常推 进，相关情况敬请关注公司披露的正式公告。 （文章来源：证券日报） ...

（文章来源：证券日报） 证券日报网讯 2月26日，日科化学在互动平台回答投资者提问时表示，公司坚持务实投入、稳健落地， 不进行短期热点炒作。 ...

（编辑 袁冠琳） 证券日报网讯 2月26日，日科化学在互动平台回答投资者提问时表示，公司当前股权结构稳定，主要股 东依法合规地履行其职责，并积极支持公司的规范化运营和长远发展。同时，公司作为独立法人主体， 严格按照上市公司治理规范独立运营、独立核算、自主决策。公司始终坚持聚焦主业，积极应对外部挑 战，并根据战略规划适时优化内部管理流程和业务模式，以扎实经营与长期业绩回报全体投资者。 ...

Core Viewpoint - The company has undergone a change in its controlling shareholder and has announced a performance forecast for 2025, indicating a narrowing of losses while also revealing new strategic partnerships and business initiatives [1]. Group 1: Shareholder Change - On January 7, 2026, the company announced a change in its controlling shareholder to Lumin Investment (Shandong Private Joint Investment Holding Co., Ltd.) through a share transfer, which may lead to strategic adjustments and industry chain synergies [2]. Group 2: Performance Outlook - On January 30, 2026, the company disclosed its 2025 performance forecast, expecting revenue between 3.7 billion to 3.9 billion yuan, representing a year-on-year growth of 5.17% to 10.86%. The net profit attributable to shareholders is projected to narrow losses to between -18 million to -30 million yuan. Excluding one-time factors like deferred tax remeasurement, operational profitability may improve, indicating a trend of fundamental recovery [3]. Group 3: Strategic Initiatives - The company announced a strategic cooperation framework agreement with Dongming Petrochemical Group, focusing on raw material supply and ecosystem co-construction to enhance cost competitiveness. Additionally, the company plans to enter the computing power service business through its wholly-owned subsidiary, leveraging green electricity resources to cultivate new growth points [4]. Group 4: Project Development - In November 2025, the company announced a change in its joint venture project from lithium battery electrolyte raw materials to the green recycling of waste rubber, aligning with low-carbon policies. However, market reactions may be volatile in the short term, necessitating attention to the subsequent implementation progress [5].

Mergers and Acquisitions - Yiyi Co. has terminated the acquisition of 100% equity in Hangzhou Gaoye Family due to failure to reach an agreement on valuation with the counterparties, influenced by the company's adjustments in sales models and new product promotions for the 2025 Double Eleven event [1] - Solar Energy's wholly-owned subsidiary, China Energy Conservation Solar Technology Co., plans to acquire 100% equity in Jinhua Windling New Energy Development Co. for 527 million yuan, with the target company's audited book value at 545 million yuan as of August 31, 2025. This transaction does not constitute a major asset reorganization [2] Performance Disclosure - SMIC reported a net profit of 5.041 billion yuan for 2025, reflecting a year-on-year growth of 36.3%, with operating revenue of 67.323 billion yuan, up 16.5% [3] - Tebao Bio announced a total operating revenue of 3.696 billion yuan for 2025, marking a year-on-year increase of 31.18%, and a net profit attributable to the parent company of 1.038 billion yuan, up 25.39% [4] - Guoke Tiancai reported an operating revenue of 1.102 billion yuan for 2025, a year-on-year growth of 14.73%, with a net profit of 204 million yuan, increasing by 17.94% [5] Shareholding Changes - Haitai Technology's controlling shareholder, Sun Wenqiang, plans to reduce his stake by up to 3.00%, amounting to a maximum of 2.9845 million shares due to personal financial needs [6] - Rike Chemical's shareholder, Zhao Dongri, intends to reduce his holdings by no more than 3%, equating to a maximum of 1.3498 million shares [7] - Magu Technology's shareholder, Baolifeng, along with its concerted actor Dong Jiyong, plans to reduce their holdings by up to 3%, totaling a maximum of 2.1496 million shares [8]

Shareholder Reductions - Liu Xiaoying of Huason Pharmaceutical plans to reduce holdings by no more than 3% [1] - Dazi Yintai of Wushang Group plans to reduce holdings by no more than 3% [1] - The controlling shareholder of Runbei Hangke intends to collectively reduce holdings by no more than 3% [1] - Zhao Dongri of Rike Chemical plans to reduce holdings by no more than 3% [1] - Guo Yongfang of Guotou Intelligent plans to reduce holdings by 859.47 million shares [1] - Liu Chengyan, a director of Wangsu Technology, plans to reduce holdings by no more than 1.07% [1] - Dashu Chengzhang of Guoke Tiancai plans to reduce holdings by no more than 3% [1] - Sun Wenqiang, chairman of Haitai Technology, plans to reduce holdings by no more than 3% [1] - Baolifeng of Magu Technology plans to reduce holdings by no more than 214.96 million shares [1] - Zhang Mingyuan of Shunna Co., Ltd. plans to reduce holdings by no more than 1% [1] - Hengdian Holdings plans to reduce 964.40 million shares of Hengdian East Magnetic [1] - Tai'an Hahe has cumulatively reduced 157.2 million shares of Haimeixing [1] - The National Integrated Circuit Fund has reduced 1.08% of Yandong Micro's shares [1] Other Developments - ST Xinhua Jin faces potential suspension risk as the deadline for fund occupation rectification approaches [1] - Minglida has terminated the investment in the construction of the Zhaoqing new energy key component intelligent manufacturing project [1]

Core Viewpoint - On February 10, no A-share listed companies disclosed any increase in shareholding, while nine companies announced share reductions [1]. Group 1: Companies with Share Reductions - Fenghuo Communication: Some directors and executives plan to reduce holdings by no more than 348,300 shares [2]. - Huayi Group: Senior management member Gu Chunlin intends to reduce holdings by no more than 0.006% of shares [2]. - Wangsu Science and Technology: Director Liu Chengyan plans to reduce holdings by no more than 1.07% of shares [2]. - Rike Chemical: Shareholder Zhao Dongri intends to reduce holdings by no more than 3% of shares [2]. - Haitai Technology: Controlling shareholder Sun Wenqiang plans to reduce holdings by no more than 3% of shares [2]. - Wunan Group: Shareholder Dazi Yintai intends to reduce holdings by no more than 3% of shares [2]. - Weifeng Technology: Shareholder Pingyang Weishi Investment plans to reduce holdings by no more than 2.98% of shares [2]. - Runbei Aerospace: Shareholders plan to collectively reduce holdings by no more than 3% of shares [2]. - Huason Pharmaceutical: Shareholder Liu Xiaoying intends to reduce holdings by no more than 3% of shares [2].

Core Viewpoint - The company, RIKEN Chemical (300214.SZ), announced that shareholder Zhao Dongri plans to reduce his stake in the company by up to 13.498 million shares, which represents no more than 3% of the total share capital [1] Summary by Categories - **Shareholder Action** - Zhao Dongri intends to reduce his holdings through centralized bidding and block trading methods [1] - The planned reduction amounts to a maximum of 13.498 million shares [1]

每经头条（nbdtoutiao）——10倍价差刷屏！"外国人来华就医"火了，三位亲历者这样说⋯⋯ 每经AI快讯，日科化学2月10日晚间发布公告称，持有公司股份约6134万股（占公司总股本的13.19%， 占公司剔除回购专用账户股份后总股本的13.63%）的股东赵东日先生，计划通过集中竞价交易、大宗 交易的方式减持公司股份不超过约1350万股（占公司总股本的3%，占公司剔除回购专用账户股份后总 股本的3%）。 （记者 王晓波） ...