Investment Rating - The report maintains an "Outperform" rating for the oil and petrochemical sector [1]. Core Viewpoints - Geopolitical risks in the Middle East and Ukraine are supporting oil prices, which are expected to remain volatile in the short term. The report notes that WTI crude futures saw a slight increase of 0.03%, while Brent crude futures decreased by 0.33% during the specified period [6]. - OPEC+ is pushing for increased production despite low international oil prices, aiming to regain market share, which may lead to further pressure on global oil supply [6]. - The demand side shows significant crude oil inventory reductions in the U.S., with gasoline also experiencing a drawdown, providing some support for oil prices. However, as the summer travel season ends, refined oil consumption is expected to shift from peak to off-peak [6]. - In the fluorochemical sector, popular refrigerants like R32 and R134a continue to see price increases due to tight supply and steady demand from downstream industries such as automotive and air conditioning [6]. - The report highlights the strong growth in China's automotive production and sales, which increased by 13.0% and 16.4% year-on-year, respectively, in August 2025, boosting demand for refrigerants [6]. Summary by Sections Oil and Petrochemical - Geopolitical tensions are providing short-term support for oil prices, with WTI and Brent prices showing mixed trends [6]. - OPEC+ discussions on production capacity are ongoing, with a focus on regaining market share despite low prices [6]. - U.S. crude oil inventory reductions and seasonal shifts in refined oil consumption are influencing market dynamics [6]. Fluorochemical - The market for refrigerants remains tight, with prices for R32 and R134a continuing to rise [6]. - Demand from the automotive and air conditioning sectors is supported by government policies promoting consumption [6]. - The reduction in production quotas for second-generation refrigerants is expected to tighten supply further [6]. Investment Recommendations - The report suggests focusing on the oil and petrochemical sector, fluorochemical sector, and semiconductor materials. It highlights the resilience of major domestic oil companies in the face of price volatility and recommends monitoring companies like China National Petroleum, Sinopec, and CNOOC [7]. - In the fluorochemical sector, companies leading in third-generation refrigerant production and upstream fluorite resources are recommended for investment [7]. - The semiconductor materials sector is also highlighted for its positive trends in inventory reduction and domestic substitution [7].

Core Viewpoint - The refrigerant industry is experiencing a continuous upward trend in prosperity due to supply reductions and steady recovery in demand, leading to significant profit growth for leading companies in the sector [3]. Group 1: Supply and Demand Dynamics - In 2025, the production quotas for second-generation fluorinated refrigerants will be further reduced, and third-generation refrigerants will implement production quotas, tightening the supply side of the industry [3]. - The steady recovery in downstream demand is optimizing the supply-demand landscape for refrigerants, resulting in continuous price increases for refrigerant products [3]. Group 2: Profit Growth of Leading Companies - In the first half of 2025, leading domestic refrigerant companies reported substantial year-on-year net profit growth: Juhua Co. +146.97%, Sanmei Co. +159.22%, Yonghe Co. +140.80%, and Dongyue Group +153.28% [3]. Group 3: AI Computing Power and Liquid Cooling Demand - The rapid growth in AI computing power demand is driving the need for liquid cooling solutions, prompting fluorochemical companies to accelerate their layout in the liquid cooling industry [4]. - Juhua Co. is advancing the "Juxin Cooling Liquid" project with a planned capacity of 5,000 tons/year, while Sanmei Co. is enhancing its integrated fluorochemical project in Chongqing [4]. Group 4: Liquid Cooling Technology Overview - Liquid cooling technology is an efficient heat dissipation solution using liquid as a cooling medium, offering advantages such as energy savings (PUE 1.1-1.25) and high-density cooling (supporting 30kW/rack) compared to air cooling [5]. - The main forms of liquid cooling technology are cold plate and immersion cooling, which are expected to see rapid growth as computing power continues to increase [6]. Group 5: Market Growth Projections - The global liquid cooling market is projected to grow significantly, with expected market sizes of $2.9 billion in 2023 and $3.6 billion in 2024, reaching $4.5 billion by 2025 and $19.4 billion by 2032, indicating a CAGR of 23% from 2025 to 2032 [6].

Investment Rating - The report rates the liquid cooling industry as "Overweight," indicating that it is expected to outperform the overall market [3]. Core Insights - The MLCP (Micro-Channel Liquid Cooling Plate) technology is highlighted as an innovative solution to address the cooling challenges posed by ultra-high power chips, with expected power consumption exceeding 2000W [3][5]. - The report emphasizes the importance of micro-channel design, forced convection, and optimized fluid dynamics in achieving high heat exchange efficiency [5]. - Key companies in the industry are recommended for attention, including Jiangshun Technology, Yingweike, and Kangsheng Co., among others, due to their advancements in liquid cooling technology [5]. Summary by Sections Industry Overview - The MLCP technology utilizes micro-scale fluid channels to achieve efficient heat exchange, capable of handling extreme thermal loads [5]. - The manufacturing processes for micro-channels include etching, 3D printing, and stamping, each with its advantages and limitations [5]. Key Companies and Valuations - Jiangshun Technology: Market cap of 48.74 billion, projected net profit of 1.55 billion in 2024 [6]. - Yingweike: Market cap of 756.61 billion, projected net profit of 4.53 billion in 2024 [6]. - Kangsheng Co.: Market cap of 54.89 billion, with a projected net profit of -0.98 billion in 2024 [6]. - Other notable companies include Nanfeng Co., Huazhu High-Tech, and Yinhong Co., with varying market caps and profit projections [6].

Investment Rating - The report maintains a rating of "Overweight" for the refrigerant industry [5] Core Insights - The refrigerant industry continues to experience high prosperity due to supply reduction and steady demand recovery, leading to significant profit growth for leading companies [1][20] - The rapid growth in AI computing power demand is driving fluorochemical companies to accelerate their layout in the liquid cooling industry, which is expected to create a secondary growth curve [2][4] - Liquid cooling technology is becoming essential for data centers and the computing era, offering energy-saving and high-density cooling solutions [3][31] Summary by Sections Supply and Demand Dynamics - The supply of second-generation fluorinated refrigerants will be further reduced by 2025, while the third generation will implement a quota system, tightening supply [1][20] - The domestic production of air conditioners and automobiles has shown steady growth, with production increasing by 5.1% and 10.5% year-on-year respectively as of July 2025, supporting the recovery of refrigerant demand [13] AI Computing and Liquid Cooling - The demand for liquid cooling is surging due to the rapid increase in AI computing power, prompting fluorochemical companies to focus on high-value products like fluorinated liquids [2][26] - Major companies like Juhua Co., Sanmei Co., and Yonghe Co. are expanding their production capacities and enhancing their product lines to meet the growing demand for liquid cooling solutions [27][28][29] Liquid Cooling Technology - Liquid cooling technology is a necessary evolution in the face of increasing computing power, providing superior cooling efficiency compared to traditional air cooling [3][31] - The global liquid cooling market is projected to grow significantly, with estimates of reaching $4.5 billion by 2025 and $19.4 billion by 2032, reflecting a CAGR of 23% from 2025 to 2032 [3][46] Investment Recommendations - The report suggests focusing on leading companies in the refrigerant and fluorochemical sectors, including Juhua Co., Sanmei Co., Yonghe Co., Dongyue Group, Xinzhou Bang, Bayi Shikong, and Runhe Materials, as they are well-positioned to benefit from the tightening supply and growing demand [4][55]

Core Viewpoint - Zhejiang Sanmei Chemical Co., Ltd. has provided guarantees for its subsidiary, Chongqing Jialihe New Materials Technology Co., Ltd., totaling 53,845.02 million yuan, to support its financing needs and ensure stable operations [2][3][10]. Group 1: Guarantee Details - The company signed a guarantee contract with Bank of China Chongqing Branch for a total guarantee amount of 53,845.02 million yuan, which includes 46,852.16 million yuan for fixed asset loans and 6,992.86 million yuan for credit limit agreements [2]. - Recently, the original credit limit agreement was terminated, leading to the release of the 6,992.86 million yuan guarantee, while the loan amount was adjusted from 67,000.00 million yuan to 77,000.00 million yuan, increasing the guarantee amount by 6,992.86 million yuan [3][4]. Group 2: Internal Decision-Making Process - The company’s board of directors approved a total guarantee amount of up to 60,845.02 million yuan for the subsidiary, valid for 12 months, allowing for rolling use of the guarantee within this period [5][6]. - The guarantee was within the authorized range and did not require further board approval [6]. Group 3: Financial Overview - As of the announcement date, the total external guarantees provided by the company and its subsidiaries amounted to 70,845.02 million yuan, representing 11.00% of the latest audited net assets [11]. - The total guarantee amount provided to the subsidiary is 60,845.02 million yuan, accounting for 9.45% of the latest audited net assets, with no overdue guarantees reported [11].

Summary of Key Points from the Conference Call Industry Overview - **Industry**: China Chemical Sector, specifically focusing on fluorochemicals and refrigerants - **Key Trends**: Significant price increases in refrigerants, driven by supply constraints and robust demand from the air conditioning (AC) industry and emerging liquid cooling technologies for data centers Core Insights - **Refrigerant Price Increases**: - Average Selling Prices (ASPs) for refrigerants R32 and R134a have increased by 43% and 22% respectively year-to-date as of September 12, 2025, with R32 reaching Rmb61.5k/t and R134a at Rmb52.0k/t [2][8] - ASPs for R22 have also risen, reflecting a 5% increase [8] - **Market Dynamics**: - Strong supplier pricing power due to quota constraints and a favorable competitive landscape [3][8] - Anticipated continued demand growth for R32, particularly as it is used in most new household ACs, replacing R410a [3][17] - **Liquid Cooling Demand**: - AI-driven demand for liquid cooling solutions in data centers is expected to create new growth opportunities for fluorochemical companies [4][25] - Two-phase cold plate liquid cooling and immersion cooling are highlighted as key technologies, with R134a being a suitable coolant for these applications [4][26] Company-Specific Insights - **Price Target Adjustments**: - Price targets for Dongyue, Sanmei, Capchem, and Tinci have been raised due to improved earnings forecasts and favorable pricing outlooks for refrigerants [5][42] - Sanmei's price target increased from Rmb62.60 to Rmb85.60, reflecting a 37% change [5][50] - Dongyue's price target raised from HKD12.00 to HKD18.00, indicating a 50% increase [5][51] - **Earnings Forecasts**: - 2025-27E earnings for companies in the sector have been lifted, with specific increases for Dongyue (3-19%) and Sanmei (1-20%) [5][50][51] - **Valuation Metrics**: - Dongyue and Sanmei are trading at lower PE ratios compared to peers, suggesting potential for valuation upside as refrigerant prices continue to rise [39][68] Potential Risks - **Regulatory Changes**: Possible changes to the refrigerant quota policy in 2026 could impact supply dynamics [53] - **Market Competition**: The introduction of fourth-generation refrigerants may disrupt the pricing of third-generation refrigerants [53] - **Demand Fluctuations**: A potential decline in AC production in 2026 could negatively affect refrigerant demand [53] Additional Insights - **Long-term Outlook**: The refrigerant industry is expected to maintain elevated prices due to stable supply conditions and strong demand, particularly for R32 and R134a [54][66] - **Investment Opportunities**: Companies like Capchem are positioned to benefit from the exit of 3M from PFAS production, potentially capturing market share in fluorinated liquids [29][30] This summary encapsulates the key points discussed in the conference call, highlighting the dynamics of the chemical sector, particularly in the refrigerant market, and the implications for specific companies within the industry.

证券日报网讯 9月18日晚间，三美股份发布公告称，截至本公告日，公司及控股子公司累计对外担保余 额为59，439.31万元（均为公司对控股子公司提供的担保），占公司最近一期经审计净资产的比例为 9.23%；公司及控股子公司均无逾期对外担保的情形。 （文章来源：证券日报） ...

证券代码：603379 证券简称：三美股份 公告编号：2025-060 浙江三美化工股份有限公司 关于为控股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 | | | 重庆市嘉利合新材料科技有限公司 | | --- | --- | --- | --- | --- | | | 本次担保金额 | 6,992.86 | 万元 | | | 担保对象 | 实际为其提供的担保余额 | 59,439.31 | 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：_________ | 累计担保情况 | 对外担保逾期的累计金额（万元） | 0.00 | | --- | --- | | 截至本公告日上市公司及其控股子 | 70,845.02 | | 公司对外担保总额（万元） | | | 对外担保总额占上市公司最近一期 | 11.00 | | 经审计净 ...

Group 1 - The chemical sector experienced fluctuations on September 17, with the chemical ETF (516020) initially weakening but later rising by 0.27% at the time of reporting [1] - Key stocks in the sector included Jinfa Technology, which surged over 9%, and Guangdong Hongda, which rose over 5% [1] - The chemical ETF (516020) has seen significant capital inflow, accumulating over 8.1 billion yuan in the last 10 trading days and over 17 billion yuan in the last 20 trading days [2] Group 2 - The pesticide industry is experiencing a reduction in inventory, with some products starting to increase in price, indicating a potential recovery in the sector [3] - As of the last closing, the chemical ETF (516020) had a price-to-book ratio of 2.27, which is at a low point historically, suggesting a favorable long-term investment opportunity [3] - The basic chemical industry showed a turning point in fixed asset growth in Q4 2023, with a year-on-year increase in fixed assets reported for Q2 2025 [4] Group 3 - The chemical ETF (516020) tracks the CSI segmented chemical industry index, covering various sub-sectors and concentrating nearly 50% of its holdings in large-cap stocks [5] - Investors can also access the chemical sector through the chemical ETF linked funds (A class 012537/C class 012538) for better investment efficiency [5]

Core Viewpoint - The demand for AI data centers is increasing, driven by high heat dissipation and high energy consumption, leading to a growing need for liquid cooling solutions [2][3]. Group 1: AI Data Center Capacity and Growth - According to Semianalysis, the global AI computing center installed capacity is expected to reach 7 GW in 2024, with further growth anticipated by 2028 [1][2]. Group 2: Liquid Cooling Solutions - The two main types of liquid cooling solutions for data centers are cold plate cooling and immersion cooling [3][4]. - Cold plate cooling can be further divided into single-phase and phase-change types, with single-phase primarily using deionized water and phase-change using fluorinated fluids [3]. - Immersion cooling liquids are categorized into synthetic oils and fluorinated liquids, with synthetic oils including hydrocarbon and silicone oils, and fluorinated liquids being ideal due to their chemical stability and low dielectric constant [4]. Group 3: Recommended Companies - For cold plate cooling, recommended companies include Haohua Technology (600378.SH), Juhua Co., Ltd. (600160.SH), and Sanmei Co., Ltd. (603379.SH) [3]. - For synthetic oils, Satellite Chemical (002648.SZ) is highlighted, while for silicone oil, the recommended company is Huamao Technology (603181.SH) [4]. - For fluorinated liquids, recommended companies include Sinoma Science & Technology (300037.SZ), Juhua Co., Ltd., Hualu Group (600623.SH), and Yonghe Co., Ltd. (605020.SH) [4].