Company Overview - Sanmei Co., Ltd. is located at 218 Qianying Road, Wuyi County, Zhejiang Province, established on May 11, 2001, and listed on April 2, 2019. The company specializes in the research, production, and sales of fluorochemical products, including fluorocarbon chemicals and inorganic fluorine products [1] - The main revenue composition of the company includes: fluorinated refrigerants 85.55%, hydrogen fluoride 9.77%, foaming agents 3.46%, material sales 0.70%, by-product sales 0.27%, and others 0.25% [1] Stock Performance - On December 31, Sanmei Co., Ltd. experienced a decline of 1.01%, with a stock price of 60.00 yuan per share, a trading volume of 100 million yuan, a turnover rate of 0.27%, and a total market capitalization of 36.629 billion yuan [1] Shareholder Information - Among the top ten circulating shareholders of Sanmei Co., Ltd., a fund under Southern Fund ranks as a significant holder. The Southern CSI 500 ETF (510500) entered the top ten circulating shareholders in the third quarter, holding 3.5482 million shares, which accounts for 0.58% of the circulating shares [2] - The estimated floating loss for the Southern CSI 500 ETF today is approximately 2.1644 million yuan [2] Fund Manager Details - The fund manager of the Southern CSI 500 ETF (510500) is Luo Wenjie, who has a cumulative tenure of 12 years and 257 days. The current total asset size of the fund is 170.251 billion yuan, with the best fund return during the tenure being 155.46% and the worst being -47.6% [3]

Group 1 - The core viewpoint of the report is that the increasing demand for computing power is leading to significant power consumption issues in data centers, making liquid cooling a necessary solution for temperature control in high-density environments [1][2]. - The Chinese liquid cooling server market is projected to reach $2.37 billion in 2024, representing a year-on-year growth of 67.0%, and is expected to grow to $3.39 billion by 2025, with a compound annual growth rate (CAGR) of 46.8% from 2024 to 2029, ultimately reaching $16.2 billion by 2029 [2]. - Liquid cooling solutions are becoming essential in various sectors, including AI computing, internet, finance, energy, transportation, and industrial manufacturing, as traditional air cooling cannot meet the energy and heat dissipation requirements [1][2]. Group 2 - Liquid cooling working fluids are diverse, with glycol, propylene glycol, and water being predominant in plate cooling, while immersion cooling utilizes oils, silicates, and fluorinated liquids, which are critical components for cooling performance [3]. - Fluorinated liquids are gaining traction due to their surface tension, insulation properties, and material compatibility, making them indispensable in high-power density AI server applications [3]. - The exit of 3M from the market presents growth opportunities for domestic companies in the high-performance fluorinated liquid sector, while oils and silicates are also potential supplementary choices for cooling fluids [3]. Group 3 - Investment recommendations include companies involved in liquid cooling fluids such as Dongyangguang, Xinzoubang, Runhe Materials, Juhua Co., Yonghe Co., Wuhua Technology, Jinshi Resources, Dongyue Group, Yongtai Technology, Huayi Group, Sanmei Co., Unity Co., Bayi Space, Changlan Technology, Xin'an Co., and Jitai Co. [4].

Industry Overview - The chemical sector's overall performance ranked 7th this week (2025/12/22-2025/12/26) with a fluctuation of 4.23%, outperforming the Shanghai Composite Index by 2.35 percentage points and the ChiNext Index by 0.34 percentage points [1] - The chemical industry is expected to continue its differentiated trend in 2025, with a focus on synthetic biology, pesticides, chromatography media, sweeteners, vitamins, light hydrocarbon chemicals, COC polymers, and MDI [1] Synthetic Biology - The arrival of a pivotal moment in synthetic biology is anticipated, driven by the adjustment of energy structures, which may disrupt fossil-based materials and favor low-energy products [1] - Traditional chemical companies are expected to compete based on energy consumption and carbon tax costs, with successful firms leveraging green energy alternatives and integrated advantages to reduce costs [1] - The demand for bio-based materials is projected to surge, leading to potential profitability and valuation increases for leading companies in the synthetic biology sector, such as Kasei Bio and Huaheng Bio [1] Refrigerants - The implementation of quota policies is expected to usher in a high-growth cycle for third-generation refrigerants, with supply entering a "quota + continuous reduction" phase starting in 2024 [2] - The demand for refrigerants is anticipated to grow steadily due to the development of heat pumps, cold chain markets, and the expansion of the air conditioning market in Southeast Asia [2] - Companies with a high quota share, such as Juhua Co., Sanmei Co., Haohua Technology, and Yonghe Co., are expected to benefit significantly from this trend [2] Electronic Specialty Gases - Electronic specialty gases are critical to the electronics industry and represent a core component of domestic industrial chain localization [2] - The domestic market faces a contradiction between rapid upgrades in wafer manufacturing and insufficient high-end electronic specialty gas capacity, presenting significant domestic substitution opportunities [2] - Key players like Jinhong Gas, Huate Gas, and China Shipbuilding Gas are positioned to capitalize on the growing demand driven by integrated circuits, panels, and photovoltaics [2] Light Hydrocarbon Chemicals - The trend towards light raw materials in the global olefin industry is becoming increasingly significant, with a shift from heavy naphtha to lighter low-carbon alkanes like ethane and propane [3] - Light hydrocarbon chemicals are characterized by low carbon emissions, low energy consumption, and low water usage, aligning with global carbon neutrality goals [3] - Companies in the light hydrocarbon sector, such as Satellite Chemical, are expected to see a revaluation of their value as this trend continues [3] COC Polymers - The industrialization process of COC/COP (cyclic olefin copolymer) is accelerating in China, driven by domestic companies achieving breakthroughs and the shift of downstream industries to domestic sources [4] - COC/COP materials are increasingly used in various applications, including mobile camera lenses and medical packaging, with a focus on high-end applications [4] - Companies like Acolyte are recommended for their potential in the COC polymer production segment [4] Potash Fertilizers - Potash fertilizer prices are expected to rebound as the industry enters a destocking cycle, with supply constraints due to Canpotex withdrawing new quotes and Nutrien announcing production cuts [5] - The demand for potash fertilizers is likely to increase as farmers respond to rising grain prices, leading to a potential reversal in potash prices [5] - Leading companies in the potash sector, such as Yara International, Salt Lake Potash, and Zangge Mining, are recommended for investment [5] MDI Market - The MDI market is characterized by oligopoly, with demand steadily improving due to the expansion of polyurethane applications [6] - The global MDI production capacity is concentrated among five major chemical giants, which control approximately 90.85% of the market [6] - Companies like Wanhua Chemical are expected to benefit from the favorable supply dynamics and demand recovery in the MDI sector [6] Chemical Price Tracking - The top five price increases this week included NYMEX natural gas (9.59%), PTA (8.95%), and butadiene (6.83%) [6] - The top five price decreases included pure MDI (-4.23%) and acrylic fiber (-3.45%) [6] - A total of 170 chemical companies reported production capacity impacts this week, with 6 new repairs and 10 restarts [6]

Core Insights - The development of AI has led to significant power consumption issues, making liquid cooling solutions increasingly essential for data centers and high-density computing environments [1] - The Chinese liquid cooling server market is projected to reach $2.37 billion in 2024, representing a year-on-year growth of 67.0%, and is expected to grow to $3.39 billion in 2025, with a compound annual growth rate (CAGR) of 46.8% from 2024 to 2029, ultimately reaching $16.2 billion by 2029 [1] - The demand for liquid cooling fluids is also expected to surge alongside the growth of the liquid cooling market [1] Liquid Cooling Fluids - Various options for liquid cooling fluids are available, with glycol, propylene glycol, and water being predominant in cold plate cooling, while oil, silicone, and fluorinated liquids are used in immersion cooling [2] - Fluorinated liquids are becoming a critical component in both immersion and cold plate cooling systems due to their surface tension, insulation properties, and material compatibility, especially in high-power density AI server applications [2] - The exit of 3M from the market presents growth opportunities for domestic companies in the high-performance fluorinated liquid segment [2] Investment Recommendations - The rise of AI has created significant power and cooling challenges, positioning liquid cooling as a vital solution, with liquid cooling fluids expected to grow rapidly [2] - Companies that are early entrants into the liquid cooling supply chain are likely to benefit, with specific recommendations to focus on firms such as Dongyangguang, Xinzhoubang, Runhe Materials, Juhua Co., Yonghe Co., Haohua Technology, Jinshi Resources, Dongyue Group, Yongtai Technology, Huayi Group, Sanmei Co., Unity Co., Bayi Shikong, Changlan Technology, Xin'an Co., and Jitai Co. [2]

Investment Rating - The report maintains an "Outperform" rating for the industry [1] Core Insights - The rapid development of AI is driving the demand for liquid cooling solutions due to increasing power consumption in data centers and high-density computing environments. Liquid cooling is becoming essential for temperature control in AI computing centers, outperforming traditional air cooling methods [2][4] - The Chinese liquid cooling server market is projected to reach $2.37 billion in 2024, growing by 67% year-on-year, and is expected to reach $3.39 billion in 2025, with a compound annual growth rate (CAGR) of 46.8% from 2024 to 2029, ultimately reaching $16.2 billion by 2029 [2][49][59] - The exit of 3M from the fluorinated liquid market presents opportunities for domestic companies to develop high-performance cooling fluids, which are becoming critical components in liquid cooling systems [2][4] Summary by Sections 1. Liquid Cooling Technology Demand - The demand for liquid cooling technology is driven by the increasing power density of GPUs and CPUs in data centers, with power design requirements reaching 350-800W. Liquid cooling offers higher efficiency and lower noise compared to air cooling, making it a preferred solution for high-density environments [14][16][49] 2. Liquid Cooling Market Growth - The liquid cooling market is expanding rapidly, with significant growth opportunities in emerging industries such as data centers, robotics, and renewable energy storage. The market for liquid cooling servers in China is expected to grow significantly, with a projected CAGR of 46.8% from 2024 to 2029 [2][44][59] 3. Liquid Cooling Fluids - Various cooling fluids are used in liquid cooling systems, including ethylene glycol, propylene glycol, and fluorinated liquids. The demand for fluorinated liquids is increasing due to their unique properties, making them essential for high-performance cooling applications [5][66] 4. Investment Recommendations - Companies involved in the liquid cooling supply chain, such as Dongyangguang, Xinzhoubang, and Junhe Materials, are recommended for investment as they are expected to benefit from the growth in the liquid cooling market [2][4][6] 5. Policy Support - The Chinese government is promoting the development of liquid cooling technologies through various policies aimed at reducing energy consumption in data centers, which is expected to further drive market growth [36][58]

Investment Rating - The industry investment rating is "Overweight" [1] Core Insights - The report highlights a recovery in the price of photovoltaic silicon wafers, indicating a positive trend in the solar energy sector. Additionally, major companies such as Mitsui Chemicals are consolidating their ethylene businesses, which may enhance operational efficiencies [1][34]. Summary by Sections Industry Performance - The chemical sector ranked 7th in overall performance for the week of December 22-26, 2025, with a gain of 4.23%. This performance outpaced the Shanghai Composite Index by 2.35 percentage points [3][20]. Key Industry Trends - The report notes a continued divergence in the chemical industry’s prosperity, with recommendations to focus on synthetic biology, pesticides, chromatography media, sweeteners, vitamins, light hydrocarbon chemicals, COC polymers, and MDI [4][5]. Synthetic Biology - The report emphasizes the arrival of a pivotal moment for synthetic biology, driven by energy structure adjustments. Traditional chemical companies are expected to face competition based on energy consumption and carbon tax costs. Companies that leverage green energy and scale advantages are likely to thrive [5]. Refrigerants - The upcoming quota policy for third-generation refrigerants is expected to lead to a high-growth cycle. The supply of second-generation refrigerants is being reduced, while demand remains stable due to market expansions in heat pumps and cold chains [6]. Electronic Specialty Gases - The electronic specialty gas market is characterized by high technical barriers and value addition. The domestic market is facing a mismatch between rapid upgrades in wafer manufacturing and insufficient high-end electronic specialty gas capacity, presenting opportunities for domestic replacements [7][8]. Light Hydrocarbon Chemicals - The trend towards light raw materials in the global olefin industry is highlighted, with a shift from heavy naphtha to lighter alkanes like ethane and propane. This transition is expected to enhance production efficiency and align with global carbon neutrality goals [8]. COC Polymers - The report discusses the accelerated industrialization of COC/COP materials in China, driven by domestic companies achieving breakthroughs and the increasing demand from downstream industries [9]. Potash Fertilizers - Potash fertilizer prices are anticipated to rebound as major producers reduce output, alleviating inventory pressures. The report suggests that the market is entering a destocking phase, which could lead to price stabilization [10]. MDI Market - The MDI market is characterized by oligopolistic supply dynamics, with major players controlling over 90% of global capacity. Despite current price pressures, the long-term outlook remains positive as demand recovers [11].

Group 1 - The fluorochemical index increased by 7.76% this week, outperforming the Shanghai Composite Index by 5.88% [2] - The fluorochemical index closed at 5333.59 points, marking a 7.76% increase, and surpassed the performance of the CSI 300 Index by 5.81% and the basic chemical index by 3.18% [2] - The average price of fluorite 97 wet powder remained stable at 3,290 CNY/ton as of December 26, with a December average of 3,300 CNY/ton, reflecting a year-on-year decline of 10.13% [3] Group 2 - The prices of refrigerants as of December 26 are as follows: R32 at 63,000 CNY/ton, R125 at 47,500 CNY/ton, R134a at 58,000 CNY/ton, R410a at 54,000 CNY/ton, and R22 at 16,000 CNY/ton, with various price changes noted [4] - There is a recovery in confidence among refrigerant companies and distributors regarding seasonal demand, leading to price increases for several refrigerant products [5] - The company Jinshi Resources plans to acquire a 15.7147% stake in Noah Fluorochemical for 257 million CNY, becoming the second-largest shareholder [6] Group 3 - Recommended stocks benefiting from the fluorochemical sector include Jinshi Resources, Juhua Co., Sanmei Co., and Haohua Technology, with other beneficiaries being Dongyangguang, Yonghe Co., Dongyue Group, and Xinzhoubang [7]

Investment Rating - The investment rating for the chemical raw materials industry is optimistic (maintained) [1] Core Insights - The fluorochemical index increased by 7.76% during the week of December 22-26, outperforming the Shanghai Composite Index by 5.88% [6][25] - The market for fluorinated refrigerants is expected to continue its upward trend, with stable prices for fluorite and a potential recovery in the market [4][19] - Jinshi Resources plans to acquire a 15.7147% stake in Noah Fluorochemical, entering the liquid cooling sector [10][19] Summary by Sections Fluorochemical Market Overview - The average market price for fluorite (97% wet powder) was 3,290 CNY/ton as of December 26, remaining stable compared to the previous week [19][33] - The average price for December was 3,300 CNY/ton, down 10.13% year-on-year, while the average price for 2025 is projected at 3,481 CNY/ton, a decrease of 1.80% from 2024 [19][33] Refrigerant Pricing Trends - As of December 26, refrigerant prices were as follows: R32 at 63,000 CNY/ton, R125 at 47,500 CNY/ton, R134a at 58,000 CNY/ton, R410a at 54,000 CNY/ton, and R22 at 16,000 CNY/ton [21][24] - The external trade prices for these refrigerants remained stable, with R32 at 61,000 CNY/ton and R134a at 50,000 CNY/ton [21][24] Market Dynamics - The confidence of refrigerant companies and distributors in seasonal demand has increased, leading to price hikes for various refrigerant products [22][23] - The current low inventory levels are expected to drive further transactions and gradual price increases as demand recovers [23] Recommended Stocks - Recommended stocks include Jinshi Resources, Juhua Co., Sanmei Co., and Haohua Technology, with other beneficiaries being Dongyangguang, Yonghe Co., Dongyue Group, and Xinzhoubang [11][23]

Investment Rating - The report maintains an "Optimistic" rating for the chemical industry [2][3] Core Insights - The macroeconomic outlook for the chemical industry indicates a stable increase in oil demand due to global economic recovery and tariff adjustments, with Brent crude oil expected to trade between $55 and $70 per barrel [2][3] - The report highlights the continued rise in long-term contracts for refrigerants and anticipates price increases for organic silicon, suggesting a focus on commercial aerospace and storage sectors [2][3] - The demand for R134a refrigerant is projected to increase significantly due to the growing penetration of electric vehicles, while the import demand for high GWP varieties like R125 may rise as India approaches the final year of its quota baseline [2][3] Summary by Sections Industry Dynamics - Oil supply is constrained by delayed OPEC+ production increases and peak shale oil output, while demand is stabilizing with improved global economic conditions [3] - Coal prices are expected to oscillate at a long-term bottom, with easing pressures on mid and downstream sectors [3] - The U.S. is likely to accelerate natural gas export facility construction, potentially lowering import costs [3] Chemical Sector Analysis - The report suggests a focus on four key areas for investment: 1. Textile and apparel chain, benefiting from high demand and improved supply conditions [2] 2. Agricultural chemicals, with steady growth in fertilizer demand supported by increasing planting areas [2] 3. Export-related chemical products, as global inventories are at historical lows and interest rates are expected to decline [2] 4. "Anti-involution" policies leading to accelerated elimination of outdated capacities [2] Key Companies to Watch - Companies such as Juhua Co., Sanmei Co., Dongyangguang, Yonghe Co., and Haohua Technology are recommended for their potential in the refrigerant market [2] - In the organic silicon sector, companies like Xingfa Group, Luxi Chemical, Dongyue Silicon Material, and Xin'an Chemical are highlighted for their expected price increases [2] - For new materials, attention is drawn to Guocer Materials, Ruihuatai, and calcium titanate materials due to the growing commercial aerospace market [2] Market Trends - The report notes that the overall industrial product PPI decreased by 2.2% year-on-year but increased by 0.1% month-on-month, indicating a recovery in manufacturing demand [5] - The manufacturing PMI for November recorded at 49.2, showing a slight improvement, with overall demand recovering and inventory depletion accelerating [5]

Investment Rating - The report maintains a "Positive" rating for the chemical industry [2][3] Core Insights - The macroeconomic outlook for the chemical industry indicates a stable increase in oil demand due to global economic recovery and tariff adjustments, with Brent crude oil expected to trade between $55-70 per barrel [2][3] - The first quarter of 2026 is expected to see a continued rise in long-term contracts for refrigerants, with organic silicon prices likely to increase again, driven by demand from commercial aerospace and storage sectors [2][3] - The report highlights several key investment opportunities in the chemical sector, particularly in the textile, agricultural chemicals, export-related products, and beneficiaries of "anti-involution" policies [2][3] Summary by Sections Industry Dynamics - Current oil supply is constrained due to OPEC+ production delays and peak shale oil output, while demand is stabilizing with an improving global economy [3] - Coal prices are expected to stabilize at a low level, and natural gas export facilities in the U.S. may accelerate, potentially lowering import costs [3] Chemical Sector Configuration - The report suggests a diversified investment approach across various chains, including textiles, agricultural chemicals, and export chains, with specific companies recommended for each segment [2][3] - Key companies to watch include: - Textile Chain: Lu Xi Chemical, Tongkun Co., and others [2] - Agricultural Chain: Hualu Hengsheng, Baofeng Energy, and others [2] - Export-related Chemicals: Juhua Co., Sanmei Co., and others [2] Growth Focus on Key Materials - Emphasis on self-sufficiency in critical materials, particularly in semiconductor and panel materials, with specific companies highlighted for investment [2][3]