Core Viewpoint - The domestic antioxidant industry is experiencing a wave of price increases, with major companies adjusting prices by approximately 10% across their product lines, indicating a collective response to market conditions and demand [1][4]. Group 1: Price Adjustments - Dingjide (603255.SH) announced a price increase of about 10% for all its antioxidant products effective immediately [1]. - This follows similar announcements from leading companies such as Lianlong (300596.SZ), Suqian Liansheng (603065.SH), and Fengguang Co. (301100.SZ), all implementing a 10% price hike within a short span of two weeks [4]. - The price adjustments are attributed to strong demand and a need to improve profit margins, as stated by Fengguang's representative [4]. Group 2: Industry Context - The antioxidant industry has faced intense competition in 2023, leading to irrational price competition among major players like Lianlong, Suqian Liansheng, Fengguang, and Dingjide, resulting in declining product prices [5]. - For instance, Fengguang's single antioxidant product saw its gross margin drop from 16.58% in 2023 to 3.02% in 2024, with a slight recovery to 3.26% in the first half of 2025 [5]. - Financial reports indicate that despite revenue growth, companies like Fengguang and Dingjide are experiencing net losses, highlighting the industry's challenges [5]. Group 3: Market Reactions - Analysts are optimistic about the potential positive impact of the price increases on the industry, suggesting that it may help restore industry conditions and improve market dynamics [5]. - However, the stock market's reaction has been muted, with only slight increases in some companies' stock prices and a decline in Fengguang's stock as of December 19 [5].

Core Viewpoint - The domestic antioxidant industry is experiencing a significant price increase, with leading companies raising prices by approximately 10% to combat irrational competition and restore profitability [1][3]. Group 1: Price Increase Details - Four major companies, including Li'anlong, Suqian Liansheng, Fengguang Co., and Dingjide, have announced a collective price increase of around 10% within a short span of two weeks [1][4]. - The price adjustments are seen as a response to a prolonged period of low profitability and intense competition in the antioxidant sector [3][4]. Group 2: Industry Context - The antioxidant industry has faced a "cold winter" for two years, characterized by fierce price competition, declining downstream demand, and fluctuating raw material prices [3][4]. - Financial data from companies like Fengguang Co. illustrate the impact of the price war, with its gross margin for core antioxidant products plummeting from 16.58% in 2023 to 3.02% in 2024 [3]. Group 3: Future Outlook - Analysts suggest that the collective price increase may help improve industry conditions and optimize market structure, provided that the price hikes can be effectively passed on to downstream customers [4]. - The success of this price adjustment will depend on whether companies can genuinely enhance their profitability and avoid a scenario where price increases lead to loss of market share [4].

Core Viewpoint - The antioxidant industry in China is experiencing a collective price increase among leading companies, with a general adjustment of around 10% across various products, aimed at profit regulation amidst strong demand and competitive pressures [1][2]. Group 1: Price Adjustments - Dingjide (603255.SH) announced a price increase of approximately 10% for all its antioxidant products effective immediately [1]. - Other leading companies, including Lianlong (300596.SZ), Suqian Liansheng (603065.SH), and Fengguang Co. (301100.SZ), have also implemented similar price hikes within a short timeframe [1]. - The price adjustments are seen as a response to the current market conditions and are intended to stabilize profit margins [1][2]. Group 2: Industry Context - Antioxidants are essential additives in polymer materials, significantly impacting the production and quality of downstream products despite their small usage proportions [2]. - The industry has faced intense competition in 2023, leading to irrational price competition due to slowing downstream demand and fluctuations in raw material prices [2]. - Financial reports indicate that while revenue for companies like Fengguang Co. and Dingjide has increased, net profits have declined, highlighting a trend of rising revenue without corresponding profit growth [2]. Group 3: Market Reactions - Institutions are optimistic about the potential positive impact of the price increases on the industry, suggesting that it may help improve the industry's overall conditions and market structure [3]. - However, the stock market's reaction has been muted, with only Suqian Liansheng seeing a slight increase, while other companies experienced minor declines [3].

行业走势图 数据来源：聚源 -19% -10% 0% 10% 19% 29% 38% 2024-12 2025-04 2025-08 基础化工 沪深300 基础化工 基础化工 2025 年 12 月 17 日 投资评级：看好（维持） 相关研究报告 《中央经济工作会议强调深入整治 "内卷式"竞争，磷肥市场座谈会在 北京召开—行业周报》-2025.12.14 《关注 BOPET 行业反内卷动向，全球 MDI 价格联动上涨—化工行业周报》 -2025.12.7 《发改委价格司组织召开价格无序竞 争成本认定工作座谈会，2026 年中国 钾肥大合同达成 — 行 业 周 报 》 -2025.11.30 抗老化助剂厂家发布涨价函，看好行业景气底部向上 修复、格局优化 ——抗老化助剂行业点评报告 | 金益腾（分析师） | 徐正凤（分析师） | | --- | --- | | jinyiteng@kysec.cn | xuzhengfeng@kysec.cn | | 证书编号：S0790520020002 | 证书编号：S0790524070005 | 事件：抗老化助剂厂家发布涨价函，看好行业景气底部向上修复、格局优化 12 ...

证券日报网讯12月11日，宿迁联盛（603065）在互动平台回答投资者提问时表示，截至2025年12月10 日，公司的股东持有人数为19110户。 ...

Core Insights - The Chinese anti-aging agent industry is in a golden development period, with the market size expected to reach approximately 12.8 billion yuan in 2024, representing a year-on-year growth of 18.52% [1][8] - Traditional sectors such as plastics, rubber, and coatings continue to show steady demand for anti-aging agents, while emerging fields like new energy vehicles, high-end building materials, and healthcare are driving new growth [1][8] - The industry is transitioning from "scale expansion" to "quality improvement," supported by both traditional and emerging demand, as well as technological advancements and green transformation [1][8] Industry Overview - Anti-aging agents are chemical additives that inhibit degradation of materials caused by environmental factors, thereby prolonging product lifespan and maintaining mechanical properties [2] - The main categories of anti-aging agents include antioxidants, light stabilizers, and thermal stabilizers [2] Industry Chain - The upstream of the anti-aging agent industry includes raw materials such as alkyl phenols, fatty alcohols, and various production equipment [4] - The midstream involves the production and manufacturing of anti-aging agents, while the downstream includes applications in rubber, plastics, coatings, adhesives, food, and cosmetics [4] Market Size - The market for anti-aging agents in China is rapidly expanding, with significant contributions from both traditional and emerging sectors [1][8] - The demand for high-performance and environmentally friendly anti-aging agents is increasing, particularly in new energy vehicles and healthcare [1][8] Key Companies - Lianlong is a leading company in the industry, with a comprehensive product matrix and global presence [8] - Suqian Liansheng focuses on light stabilizers, while Fengguang Co. specializes in antioxidants [8] - Yuanli Chemical Group emphasizes research and development of bio-based products and has established partnerships with numerous global companies [9] Industry Development Trends 1. **Technological Innovation**: The industry is focusing on technological advancements to drive product high-endization and specialization, with companies like Lianlong leading the way [10] 2. **Green Transformation**: The shift towards bio-based and biodegradable anti-aging agents is becoming a core research direction, driven by stricter environmental regulations [11] 3. **Market Demand Structure Upgrade**: The demand for high-performance anti-aging agents is increasing, leading to industry consolidation and global expansion strategies among leading companies [12]

Core Viewpoint - The stock market showed a decline on December 3, with the Shanghai Composite Index down by 0.51%, the Shenzhen Component Index down by 0.78%, and the ChiNext Index down by 1.12% [1]. Group 1: Trading Volume and Activity - A total of 2,574 stocks saw an increase in average trading volume, with 72 stocks experiencing a rise of over 50% [1]. - Notable stocks with significant increases in average trading volume include Shuangqiang Technology (up 390.83%), Chuhuan Technology (up 389.04%), and Huitian Thermal Power (up 352.37%) [1]. - In terms of trading activity, Tongyu Communications, ST Qibu, and Daoming Optics had the highest increases in trading counts, indicating active performance [1]. Group 2: Stocks with Significant Increases - The following stocks had both average trading volume and trading counts increase by over 50%: Huayang New Materials, Suqian Liansheng, and Xinke Materials [3][4]. - Huayang New Materials reported a daily increase of 10.07% with an average trading volume of 2,388 shares, and trading counts increased by 153.71% [3]. - Suqian Liansheng had a daily increase of 6.21% with an average trading volume of 1,453 shares, and trading counts surged by 333.31% [4].

证券代码：603065 证券简称：宿迁联盛 公告编号：2025-076 宿迁联盛科技股份有限公司 关于为子公司提供担保的进展公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 重要内容提示： 担保对象及基本情况 | | 被担保人名称 | | 宿迁项王机械设备有限公司 | | --- | --- | --- | --- | | | 本次担保金额 | 1,000.00 万元 | | | 担 保 对 象一 | 实际为其提供的担保余额 | 1,000.00 万元 | | | | 是否在前期预计额度内 | 是 □否 | □不适用：_________ | | | 本次担保是否有反担保 | 是 ☑否 | □不适用：_________ | | 担保对 | 被担保人名称 | 宿迁联宏新材料有限公司 | | | | 本次担保金额 | 1,000.00 万元 | | | 象二 | 实际为其提供的担保余额 | 4,400.00 万元 | | | | 是否在前期预计额度内 | 是 □否 | □不适用：_________ | | | 本次担保是否 ...

Core Viewpoint - As of November 28, 2025, the number of shareholders for Suqian Liansheng (603065) is reported to be 16,667 [1] Company Information - Suqian Liansheng has engaged with investors through an interactive platform to provide updates on shareholder numbers [1] - The company is actively communicating with its investors, indicating a focus on transparency and shareholder engagement [1]

Core Viewpoint - Suqian Liansheng (603065.SH) announced a delay in the completion of its new materials project due to changes in market conditions and slowed construction progress, pushing the expected operational date from December 2025 to December 2026 [1] Group 1: Project Details - The project aims to produce 12,000 tons of light stabilizers, 5,000 tons of anti-precipitation agents, and 15,000 tons of dimethyl sebacate [1] - As of September 30, 2025, the project has utilized 348.48 million yuan of raised funds, accounting for 74.68% of the planned total investment [1] Group 2: Market Conditions - The primary reason for the delay is the low market price of light stabilizer 770, coupled with the company's annual capacity utilization rate for hindered amine light stabilizers being only 57.35% [1] - The current market environment makes it difficult to achieve the expected economic benefits from the second-phase project, which includes dimethyl sebacate as a key intermediate for light stabilizer 770 [1] Group 3: Historical Context - The project was previously delayed in 2023 due to construction issues stemming from macroeconomic conditions and was further postponed in 2024 due to the downturn in the chemical industry [1]