Core Viewpoint - The article discusses the transformation of agricultural straw management in China from traditional burning methods to innovative, sustainable practices that convert straw into high-value industrial products, driven by technological advancements and supportive government policies [1][9]. Policy and Government Initiatives - The Chinese government has issued multiple policies aimed at promoting the comprehensive utilization of agricultural straw, including reducing secondary pollution and enhancing resource recycling [1]. - Key policies include the "Opinions on Accelerating the Comprehensive Utilization of Crop Straw" and the "Action Plan for Agricultural Pollution Control (2021-2025)" [1]. Technological Innovations - The Zhongnong Qimei team has developed a "three-component technology" that allows for the complete conversion of straw into valuable industrial raw materials such as cellulose, hemicellulose, and lignin [2][9]. - This technology significantly reduces energy consumption by 70% and water usage by 80%, achieving nearly 100% utilization of straw [6][10]. Industrial Applications and Market Potential - The products derived from straw processing have vast market potential, particularly in the paper pulp market, which was valued at $5.111 billion in 2022, with significant room for growth in replacing plastic packaging [9]. - The market for hemicellulose and other by-products exceeds 30 billion yuan annually, indicating a strong demand for these materials [9]. Strategic Partnerships and Expansion - Zhongnong Qimei has entered into strategic partnerships with several companies and local governments, marking a significant step towards scaling its operations [4]. - The establishment of the world's first agricultural straw recycling demonstration industrial park in Yangling is a key milestone for the company [4]. Sustainable Development Goals - The shift from burning straw to utilizing it as a resource aligns with global sustainability goals, reducing carbon emissions and promoting environmental protection [7][9]. - The company aims to create a closed-loop industrial chain that enhances the value of agricultural waste while benefiting farmers and the environment [14][18].

| 主要原材料 | 2025 | 年 1-9 | 月平 | 2024 年 | 1-9 月平 | 变动比率 | | | --- | --- | --- | --- | --- | --- | --- | --- | | | | 均单价（元/吨） | | | 均单价（元/吨） | | | | 木质素 | | 10,067.73 | | | 8,789.64 | | 14.54% | | MF | | 5,434.27 | | | 5,019.68 | | 8.26% | | 还原物 | | 27,004.20 | | | 29,013.56 | | -6.93% | | 6-溴-2,4 二硝基苯胺 | | 21,919.51 | | | 20,403.67 | | 7.43% | | 氢溴酸 | | 14,816.67 | | | 10,098.71 | | 46.72% | | 氯乙酸甲酯 | | 5,747.76 | | | 4,885.74 | | 17.64% | | 间氨基乙酰苯胺盐酸盐 | | 15,998.58 | | | 15,899.49 | | 0.62% | | 间苯二胺 | | 17,96 ...

Core Viewpoint - The article discusses tax incentives aimed at promoting the development of rural specialty industries and the circular economy in agriculture, specifically through a VAT refund policy for certain resource utilization products made from agricultural by-products [2][7]. Summary by Sections Tax Incentives for Resource Utilization - A VAT refund of 90% is applicable for products made from specific agricultural by-products such as straw, corn cobs, and other residual materials [2]. - Eligible products include fiberboard, particleboard, biochar, activated carbon, and various sugars and alcohols derived from these materials [2]. Conditions for Enjoying Tax Benefits - Taxpayers must obtain VAT invoices from sellers when purchasing recycled resources domestically, or appropriate customs documentation when importing [3][4]. - A detailed record of recycled resource purchases must be maintained, including supplier information and transaction details [5]. - The products sold must not fall under categories deemed as eliminated or restricted by relevant regulatory bodies [5]. Compliance and Restrictions - Taxpayers must not have received administrative penalties for environmental violations or tax law violations in the six months prior to applying for the VAT refund [6]. - The raw materials used must consist of at least 95% of the specified resources to qualify for the tax incentives [7].

证券代码：603172 证券简称：万丰股份 公告编号：2025-024 浙江万丰化工股份有限公司 关于 2025 年半年度主要经营数据的公告 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。 主要产品 2025 年 1-6 月 产量（吨） 销量（吨） 营业收入（元） 分散染料 5,187.62 5,389.59 243,323,519.30 滤饼 2,932.33 323.92 30,376,521.28 合计 8,119.95 5,713.51 273,700,040.58 一、主要产品的产量、销量及收入实现情况 | 主要原材料 | 年 2025 | 1-6 | 月平均 | 年 2024 | 月平 1-6 | | 变动比率 | | --- | --- | --- | --- | --- | --- | --- | --- | | | | 单价（元/吨） | | 均单价（元/吨） | | | | | 木质素 | | | 8,923.48 | | 8,863.45 | | 0.68% | | MF | | | 4,882.63 | ...

Core Viewpoint - A new study from Finland indicates that lignin, a complex polymer found in the cell walls of terrestrial plants and an important byproduct of the wood industry, exhibits broad-spectrum antiviral and antibacterial properties, suggesting its potential as a green alternative for synthetic antimicrobial agents in coatings, packaging materials, and disinfectants [1] Group 1 - Lignin is widely present in terrestrial plant cell walls and is a significant byproduct of the wood industry [1] - The study highlights lignin's potential applications in various fields, including coatings, packaging materials, and disinfectants [1] - The research findings have been published in the latest issue of the journal "International Journal of Biological Macromolecules" [1]

Core Insights - Lignin, a complex polymer found in the cell walls of terrestrial plants, shows broad-spectrum antiviral and antibacterial properties, making it a potential green alternative for synthetic antimicrobial agents in coatings, packaging materials, and disinfectants [1][2] Research Findings - A research team from the University of Eastern Finland successfully extracted high-purity lignin from birch wood chips, wheat straw, and oat husks using a simple water-based extraction method [1] - The study demonstrated that lignin exhibits significant antiviral activity against non-enveloped enteric viruses and good inhibitory effects against enveloped viruses and various bacteria, including Staphylococcus aureus and Escherichia coli [1] Mechanism of Action - Lignin weakens the activity of enteric viruses by stabilizing their structure and causing viral particles to aggregate, which allows the viruses to bind and invade host cells but hinders their replication within the cells [1] - For bacteria, the active chemical groups in lignin can penetrate bacterial cells, leading to impaired bacterial functions [1] Publication and Implications - The related research paper has been published in the latest issue of the International Journal of Biological Macromolecules, highlighting lignin's potential as a safe and sustainable alternative for synthetic antimicrobial agents [2]

Core Viewpoint - Lignin valorization is crucial for achieving economically viable and sustainable lignocellulosic biorefineries, with a focus on overcoming the challenges posed by expensive cofactors and enzyme activity imbalance [1][3][14] Group 1: Lignin Valorization Challenges - The continuous demand for expensive cofactors like ATP, NADPH, and CoA significantly hinders the sustainable conversion of lignin into valuable products [1] - The production rates of valuable molecules derived from lignin, such as raspberry ketone (RK) and curcumin, are extremely low, highlighting the inefficiencies in current conversion processes [1][3] Group 2: iMECS Strategy Development - The iMECS (in vitro multi-enzyme coordinated expression with cofactor self-circulation) strategy integrates cofactor regeneration and cell-free expression into the lignin upgrading process [3][4] - The iMECS platform demonstrated a 48-fold increase in overall catalytic efficiency without the addition of external cofactors, achieving a curcumin production rate of 0.175 g/L/h and a molar yield of 95.31% [3][6] Group 3: Multi-Enzyme Optimization - The study optimized the production of curcumin by establishing a biocatalytic module and introducing an in situ multi-cofactor recovery module, resulting in a curcumin yield of 126.4 mg/L [5][6] - The iMECS system achieved a curcumin production rate that was over 1455% higher than traditional whole-cell bioconversion methods [6] Group 4: Application to Vanillin Synthesis - The iMECS system was further evaluated for the conversion of ferulic acid to vanillin, achieving a vanillin yield of 94.4 mg/L with a 67% reduction in ATP demand [7][8] - The system's efficiency was enhanced by employing a temperature-guided biocatalytic process, which maintained enzyme activity while inactivating undesirable endogenous enzymes [9] Group 5: RK Biosynthesis - The iMECS strategy was applied to the more complex pathway of converting p-coumaric acid (pCA) to RK, achieving a production rate of 0.15 g/L/h and a conversion rate of 91.56% [10][13] - The integration of upstream and downstream modules within the iMECS system demonstrated significant potential for synthesizing more complex products from lignin-derived substrates [12][13] Group 6: Environmental and Economic Implications - The iMECS strategy promotes the use of lignin-rich agricultural waste as a feedstock, decoupling biomanufacturing from sugar prices and reducing greenhouse gas emissions compared to traditional petroleum-based synthesis [14]

Core Viewpoint - The article highlights the advancements and innovations of Suzhou Juwei Yuanchuang Biotechnology Co., Ltd. in the field of bio-manufacturing, particularly focusing on the use of straw as a raw material for producing high-quality glucose and other bio-based products, aligning with sustainability goals and carbon reduction strategies [1][6][11]. Group 1: Company Overview - Suzhou Juwei Yuanchuang Biotechnology Co., Ltd. specializes in bio-manufacturing using straw as a raw material, developing a full chain of self-research and production capabilities [11]. - The company has established a straw saccharification and bio-manufacturing capacity of 100,000 tons per year [6][11]. - The core management team comprises experts from prestigious institutions such as Tsinghua University and MIT, with extensive research achievements in various fields [11]. Group 2: Product Offerings - The company showcased a series of products at the 10th Bio-based Conference, including straw-derived glucose, lignin, oligosaccharides, and non-food-based succinic acid [1][6]. - The straw sugar source can be widely used in the production of bio-based materials, animal nutrition products, and industrial enzymes [9][11]. Group 3: Industry Impact - Bio-manufacturing is positioned as a crucial driver for creating greener and more sustainable production models, with straw sugar as a key component for cost reduction and efficiency improvement [6]. - The company's innovations are expected to significantly reduce carbon emissions, aligning with the "dual carbon" strategic goals [6]. Group 4: Sample Distribution Initiative - The company is offering 1,000 free samples of its products, inviting various units to apply for trial use [5][9]. - The application process involves verifying information and tracking project progress through various communication methods [8][10].

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。 根据上海证券交易所《上市公司自律监管指引第 3 号——行业信息披露》的 要求，浙江万丰化工股份有限公司（以下简称"公司"）现将 2025 年 1-3 月主要 经营数据披露如下： 二、主要产品的价格变动情况（不含增值税） 证券代码：603172 证券简称：万丰股份 公告编号：2025-010 浙江万丰化工股份有限公司 关于 2025 年第一季度主要经营数据的公告 注：2024 年 1-3 月未采购间苯二胺、6-氯-2,4 二硝基苯胺。 四、其他对公司生产经营具有重大影响的事项 本报告期内无其他对公司生产经营具有重大影响的事项。 以上经营数据来源于公司报告期内财务数据，且未经审计，仅供投资者及时 了解公司生产经营概况之用，公司董事会提醒投资者审慎使用上述数据，注意投 资风险。 特此公告。 浙江万丰化工股份有限公司董事会 2025 年 4 月 29 日 | 主要产品 | 2025 年 1-3 | | 月平 | 2024 年 1-3 月平 | | 变动比率 | | | --- | --- ...

证券代码：603172 证券简称：万丰股份 公告编号：2025-003 浙江万丰化工股份有限公司 关于 2024 年度主要经营数据的公告 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。 根据上海证券交易所《上市公司自律监管指引第 3 号——行业信息披露》的 要求，浙江万丰化工股份有限公司（以下简称"公司"）现将 2024 年 1-12 月主要 经营数据披露如下： | 主要产品 | | 2024 年 1-12 月 | | | --- | --- | --- | --- | | | 产量（吨） | 销量（吨） | 营业收入（元） | | 分散染料 | 10,267.31 | 10,593.81 | 466,169,961.21 | | 滤饼 | 5,302.82 | 738.17 | 65,177,154.33 | | 合计 | 15,570.13 | 11,331.98 | 531,347,115.54 | 2025 年 4 月 29 日 一、主要产品的产量、销量及收入实现情况 二、主要产品的价格变动情况（不含增值税） | 主要 ...