Core Viewpoint - The article emphasizes the growing importance of bio-based materials as a sustainable alternative to petroleum-based plastics, driven by environmental concerns and technological advancements in bio-manufacturing [1][2]. Group 1: Definition and Characteristics of Bio-based Materials - Bio-based materials are defined as materials derived from renewable biological resources, including biopolymers, bio-based chemicals, and various products made from biomass [3][4]. - Common bio-based materials are produced from renewable resources such as grains, legumes, and agricultural residues, showcasing a wide range of applications and environmental benefits [8]. Group 2: Market Growth and Trends - China's bio-based materials production reached 2.266 million tons in 2022, an increase of 1.418 million tons since 2014, with expectations to exceed 3 million tons by 2024 [15]. - The market size for bio-based materials in China grew from 9.686 billion yuan in 2014 to 23.12 billion yuan in 2022, with a projected increase to 31 billion yuan by 2024 [17][18]. Group 3: Competitive Landscape - The bio-based materials industry in China is characterized by a competitive market with numerous companies entering the sector, supported by favorable government policies [20]. - Leading companies in the bio-based materials market include various specialized firms focusing on different segments, indicating a trend towards increased market concentration [21]. Group 4: Development Suggestions - Recommendations for the industry include innovating agricultural breeding techniques, exploring new production pathways for bio-based materials, and leveraging IT and biotechnology for industrial advancements [22][24][26].

Investment Rating - The report suggests a focus on companies in the refrigerant sector such as Juhua Co., Ltd. and Sanmei Co., Ltd. due to the sustained high prices of refrigerants, enhancing profitability [5]. Core Insights - Refrigerant prices remain high, with significant year-on-year increases, indicating strong demand and profitability potential in this sector [3][5]. - The low-altitude economy and robotics industry are moving towards commercialization, leading to increased demand for new materials and lightweight materials such as carbon fiber and ultra-high molecular weight polyethylene (UHMWPE) [5][30]. Summary by Sections 1. Key Sub-industry and Product Tracking - Refrigerants: Prices for R22, R32, R125, and R134a have increased by 2.04%, 1.05%, and 1.11% respectively compared to the previous week, with R22 at 36,000 CNY/ton and R32 at 50,000 CNY/ton [3][12]. - Electronic Chemicals: Prices for electronic-grade ammonia, developing solutions, and etching solutions have decreased significantly, with electronic-grade ammonia down 50% year-on-year [4][12]. - High-performance fibers and lightweight materials are gaining attention due to advancements in robotics and the low-altitude economy [4][5]. 2. Market Performance - The basic chemical index increased by 1.38% during the week, with the overall chemical industry showing a mixed performance [68][74]. - The report highlights the significant price fluctuations in various chemical products, with some sectors like polyester showing strong gains [74]. 3. Key Company Announcements and Industry News - The report emphasizes the importance of monitoring technological breakthroughs and material import substitutions in the electronic chemicals sector [14][24]. - Companies such as Yake Technology, Lianrui New Materials, and Dinglong Co. are highlighted as key players in the semiconductor materials market, which is expected to grow significantly [21][24]. 4. Focused Targets - The report recommends attention to the carbon fiber industry and companies involved in the production of lightweight materials due to the anticipated growth in demand from the low-altitude economy and robotics sectors [5][30].

Investment Rating - The industry investment rating is "Positive (Maintain)" [6] Core Views - The report highlights that the recent US-China tariff policy has been implemented, leading to a further increase in oil prices. The focus remains on leading companies with strong alpha that are less correlated with oil prices, suggesting a bottom-up investment approach. There is significant uncertainty regarding the US tariff policy, and short-term attention should be on domestic demand and opportunities for domestic substitutes in new materials. The agricultural chemical sector, characterized by rigid demand and dividend attributes, is recommended for investment [13][14]. Summary by Sections 1. Core Views - The report emphasizes the importance of focusing on leading companies with strong fundamentals that are less affected by oil price fluctuations. It suggests a bottom-up investment strategy and highlights the agricultural chemical sector as a promising area due to its rigid demand [13]. 2. Oil and Chemical Price Information 2.1 Oil - As of May 16, Brent oil prices increased by 2.3% to $65.41 per barrel. The report notes that while oil prices are rising, the increase in US oil inventories has somewhat restrained the price growth. As of May 9, US commercial oil inventories stood at 441.8 million barrels, with a weekly increase of 3.5 million barrels [14]. 2.2 Chemicals - Among the 188 monitored chemical products, the top three price increases this week were for butadiene (up 21.1%), SBS (up 13.6%), and benzene (up 11.4%). Conversely, the largest declines were seen in liquid chlorine (down 464.3%), natural gas (down 8.1%), and formic acid (down 7.4%). The report attributes the significant rise in butadiene prices to increased downstream demand and supply constraints [15][16]. 3. Investment Recommendations - Recommended companies include: - Wanhua Chemical: Core product MDI shows recent profit improvement, with upcoming petrochemical and new material projects [13]. - Huangma Technology: A leader in specialty polyether, responding positively to previous macro demand pressures [13]. - Runfeng Co., Ltd.: A rare company with global formulation registration and sales channels [13]. - Guoguang Co., Ltd.: A leading domestic differentiated formulation company in the plant growth regulator sector [13]. - Hualu Hengsheng: Core product prices are recovering alongside falling coal prices, leading to improved price differentials [13].

Summary of Key Points from Conference Call Records Industry Overview - The conference call primarily discusses the Chinese stock market and various sectors including finance, technology, basic materials, real estate, steel, and construction materials [1][3][4][21][23]. Core Insights and Arguments - **Stock Market Dynamics**: The core driver for the rise in the Chinese stock market is the reduction in discount rates, with the risk-free rate (domestic long-term bond yield below 2%) and risk premium levels decreasing, enhancing the attractiveness of equity products [1][6][10]. - **Economic Outlook**: Although the economic situation in China is improving slowly, investor sentiment has shifted from overly pessimistic to a more balanced view, leading to a diminishing impact of valuation contraction [5][9]. - **Policy Support**: Fiscal policies are expected to be introduced around mid-year, with financial policies taking precedence as the main strategy [1][4][5]. - **Sector Recommendations**: The financial, technology, and certain basic materials sectors are favored due to their potential for growth and innovation, benefiting from lower funding costs due to reduced discount rates [1][7][8]. - **Real Estate Recovery**: The real estate market is anticipated to undergo a comprehensive recovery, with new home prices in first-tier cities beginning to rise. Developer financial recovery is expected to become evident by Q4 2025 [1][12][13]. - **Construction Materials**: The construction materials sector is showing signs of stabilization in volume and profitability, with improved corporate governance. Key companies to watch include Conch Cement, Huaxin Cement, and Oriental Yuhong [1][16]. - **Basic Chemicals**: Recommendations include domestic demand products (compound fertilizers, civil explosives), price-increasing products (refrigerants), and leading companies in technical chemicals [1][17][18]. Additional Important Insights - **Steel Sector**: The steel sector is experiencing a demand cycle bottoming out, with a supply contraction phase beginning and raw material prices declining. Recommended companies include Baosteel and Hualin Steel [2][21][22]. - **Investor Behavior**: New investors in the Chinese stock market are adopting different investment logic, focusing on companies with perpetual growth and monopoly positions, as well as emerging technology leaders [11]. - **Market Sentiment**: The overall sentiment in the market is shifting towards a more optimistic outlook, with expectations of policy support and economic recovery driving interest in equities [4][10][19]. - **Construction Sector Recovery**: The construction sector is rebounding due to improved expectations for project financing and seasonal construction activity [20][23]. This summary encapsulates the key points discussed in the conference call, highlighting the current state and future outlook of various sectors within the Chinese market.

关税缓和下的周期机会 20250518 摘要 • 短期外贸数据可能因抢出口而表现良好，但美国对中国加征 30%关税的中 长期影响不容忽视，或对经济构成压力，但对债券市场影响有限。 • 化工行业估值处于历史低位，具备配置良机。中证细分化工龙头指数表现 优于沪深 300，且化工品价格显著回升，成本端压力下降，产业周期迎来 拐点。 • 化工行业资本支出连续两年下降，预示产品周期拐点。龙头公司如万华、 卫星等将在 2025 年底至 2026 年初迎来确定性增量，带来可观净值增长。 • 关税扰动下，钢铁板块出现抢出口现象，但实际影响有限。应关注基础材 料板块的投资机会，包括基建相关、高分红及海外布局良好的公司。 • 中美关税缓和提升宏观风险偏好，为有色金属行业提供阶段性投资机会， 尤其利好铝行业短期需求，间接出口的恢复将提振行业整体需求。 • 几内亚政府收回部分铝土矿矿权，导致氧化铝价格上涨。建议关注拥有低 成本一体化布局的矿业公司，如中国铝业、中国宏桥、南山国际等。 • 关税缓和对集运和航空领域有直接影响。集运运价中枢预计提高，盈利预 测及估值上调。航空业供给端压缩、需求端回暖，盈利预计大幅改善。 Q&A 关税缓和对 ...

Investment Rating - The report suggests a positive outlook for refrigerants and materials related to the low-altitude economy and robotics industry, recommending attention to companies like Juhua Co., Ltd. and Sanmei Co., Ltd. [5] Core Insights - Refrigerant prices remain high, enhancing profitability for related companies [5] - The low-altitude economy and robotics industry in China are moving towards commercialization, potentially increasing demand for new materials and lightweight materials such as carbon fiber and ultra-high molecular weight polyethylene [5] Summary by Sections 1. Sub-industry Tracking - Refrigerants: Prices are stable and high, with R22 averaging 36,000 CNY/ton, R32 at 50,000 CNY/ton, R125 at 45,500 CNY/ton, and R134a at 48,000 CNY/ton, showing increases of 2.04%, 1.11%, 1.05%, and 0% respectively compared to last week [3][12] - Electronic Chemicals: Prices for electronic-grade ammonia water have dropped by 12.5% to 3,500 CNY/ton, while developing liquid and etching liquid prices have decreased by 3.57% and 3.13% respectively [4][12] 2. Market Performance - The basic chemical index increased by 1.38% during the week, ranking 9th among 30 major industries [68] - The basic chemical industry rose by 3.79% this month, ranking 11th among 30 major industries [71] 3. Key Company Announcements and Industry News - The report highlights the importance of technological breakthroughs and material import substitution in the electronic chemicals sector [14][17] - Companies such as Yake Technology, Lianrui New Materials, and Dinglong Co. are noted for their potential in the semiconductor materials market [24]

【DT新材料】 获悉，5月18日， 商务部 公布对原产于美国、欧盟、台湾地区和日本的进口共聚聚甲 醛反倾销调查的最终裁定。 调查机关最终认定，原产于 美国、欧盟、台湾地区和日本 的进口共聚聚甲醛存在倾销，中国大陆共 聚聚甲醛产业受到实质损害，而且倾销与实质损害之间存在因果关系。 根据《反倾销条例》第三十八条规定，商务部向国务院关税税则委员会提出征收反倾销税的建议，国 务院关税税则委员会根据商务部的建议作出决定， 自2025年5月19日起，对原产于美国、欧盟、台 湾地区和日本的进口共聚聚甲醛征收反倾销税。 被调查产品的具体描述如下 调查范围 ：原产于美国、欧盟、台湾地区和日本的进口共聚聚甲醛 被调查产品名称 ：共聚聚甲醛，又称聚氧亚甲基共聚物，或聚氧化甲烯共聚物 英文名称 ：Polyformaldehyde Copolymer，或Polyoxymethylene Copolymer，或Copolymer-type Acetal Resin， 或Acetal Copolymer等，英文名称通常被简称为POM Copolymer 对各公司征收的反倾销税税率如下： 美国公司： 1.泰科纳聚合物公司 74.9% （Ti ...

Core Viewpoint - The 10th Bio-based Conference and Exhibition aims to accelerate the integration of technological and industrial innovation in the bio-based industry, focusing on global perspectives and downstream user needs, with over 1500 industry professionals expected to attend [1]. Group 1: Event Overview - The event will take place from May 25-27 in Shanghai, China, featuring three main components: an industry conference, an innovation exhibition, and the New Leaf Award selection and ceremony [1]. - The conference will include one award selection, six major forums, 17 specialized sessions, and four unique matchmaking and networking events [1]. Group 2: Organizing Institutions - The conference is organized by the Zhejiang Provincial Key Laboratory of Bio-based Polymer Materials and Ningbo Detaizhong Research Information Technology Co., Ltd. (DT New Materials) [11]. - Co-organizers include Jilin Guoke Innovation Incubation Investment Co., Ltd. and Changchun New Materials Industry Intellectual Property Operation Service Center [11]. Group 3: Expert Advisory Team - The conference features a distinguished advisory team comprising experts from various prestigious institutions, including Tsinghua University, South China University of Technology, and the University of Nottingham Ningbo China [13][14][15]. Group 4: Exhibiting Companies - Notable exhibiting companies include Wanhua Chemical Group Co., Ltd., Mitsubishi Chemical (China) Management Co., Ltd., and Hefei Lif Biotechnology Co., Ltd., among others [17]. - These companies represent a wide range of sectors within the bio-based materials industry, showcasing innovations in bioplastics, bio-based chemicals, and sustainable materials [17]. Group 5: Supporting Organizations - The event is supported by various associations and alliances, including the China Synthetic Resin Association's Bio-based and Degradable Branch and the Bio-based Materials Industry Technology Innovation Strategic Alliance [12]. - International collaborations include the Nova Institute and the Korean Bio-Plastics Association (KBPA) [12].

Core Viewpoint - The 10th Bio-based Conference aims to accelerate the integration of technological and industrial innovation in the bio-based industry, focusing on global perspectives and downstream user needs, with over 1500 industry professionals expected to attend [1]. Group 1: Conference Overview - The event will take place from May 25-27 in Shanghai, China, featuring a comprehensive agenda that includes an awards ceremony, six forums, 17 specialized sessions, and four unique networking events [1]. - The conference is organized by the Zhejiang Provincial Key Laboratory of Bio-based Polymer Materials and DT New Materials, with support from various industry associations and research institutions [9][10]. Group 2: Expert Participation - The conference will feature contributions from over 100 industry leaders and top experts, including four academicians, who will provide insights into the future of the bio-based industry [1][11]. - Notable experts include leaders from prestigious institutions such as Tsinghua University, the University of Nottingham Ningbo China, and the Hangzhou Chemical Research Institute [11][12]. Group 3: Exhibitors and Innovations - The conference will showcase leading companies in the bio-based materials sector, including Wanhua Chemical Group, Mitsubishi Chemical, and Hefei Lif Biotechnology, highlighting their innovative products and technologies [14][17]. - A variety of exhibitors will present advancements in bio-based materials, including companies specializing in biodegradable plastics, bio-based chemicals, and sustainable materials [17][18].

Investment Rating - The report maintains a "Positive" outlook on the chemical industry, particularly focusing on the recovery of the textile and home appliance chains, as well as the potential boost in corporate profits from the relaxation of urea and phosphate fertilizer export policies [3][4]. Core Insights - The report highlights a positive trend in the chemical sector driven by easing tariffs between China and the US, which is expected to benefit companies in the textile and home appliance supply chains [3][4]. - The ongoing Bayer litigation regarding glyphosate may lead to a significant restructuring in the glyphosate industry, potentially improving market conditions for alternative products [3][4]. - The report anticipates that the relaxation of export policies for urea and phosphate fertilizers will significantly enhance the profitability of related companies due to the current price differentials between domestic and international markets [3][4]. Summary by Sections Industry Dynamics - Current macroeconomic conditions in the chemical sector indicate a stabilization in oil prices due to geopolitical factors and OPEC+ production increases, while coal prices are expected to decline in the medium to long term [4][6]. - The report notes that the chemical industry PPI has shown a gradual recovery from negative values, with April's PPI at -3.2% year-on-year, primarily affected by weaker energy prices [6][8]. Investment Analysis - The report suggests focusing on traditional cyclical stocks and specific companies within the chemical sector, including Wanhua Chemical, Hualu Hengsheng, and others, which are expected to benefit from the current market conditions [3][4]. - It emphasizes the importance of identifying growth stocks with recovery potential in sectors such as semiconductor materials and OLED display materials, highlighting companies like Yake Technology and Lait Light [3][4]. Price Movements and Market Trends - The report provides detailed price movements for various chemical products, indicating a general upward trend in prices for PTA, MEG, and other key materials, driven by supply-demand dynamics and cost pressures [10][12]. - Fertilizer prices, including urea and phosphate, are expected to rise due to favorable export policies and market conditions, with current prices reported at 1830 CNY/ton for urea and 3400 CNY/ton for monoammonium phosphate [10][12].