工程塑料助剂需求较好，公司满负荷生产，正在 积极进行产能扩张；公司下属矿山中拥有丰富的 稀有金属资源，未来几年金属量预计会持续增加 ——0225调研日报 2026/02/25 16:20 今日内容： 瑞丰高材：工程塑料助剂需求较好，公司满负荷生产，正在积极进行产能扩张 【公司积极调整PVC助剂产品结构】 近几年PVC助剂行业整体增速较慢。其中ACR和CPE竞争激烈、毛利较低；公司MBS产品技 术含量较高，主要与日本钟渊、韩国LG、美国陶氏等外资企业竞争，且下游大部分需求来自 消费品行业（透明包装等），与地产关联度较低，需求较好。公司积极调整产品结构，通过 差异化竞争策略，重点开发片材、卡材、包装薄膜、药包材等非地产领域，传统业务仍保持 稳定增长。 【工程塑料助剂需求较好，公司满负荷生产】 公司目前工程塑料助剂产能为1万吨/年，当前需求较好，处于满负荷状态。2024年度，工程 塑料助剂实现营业收入1.07亿元，较2023年增长212.46%；2025年上半年，工程塑料助剂实 现营业收入6,723万元，同比增长82.49%。 【正在积极进行产能扩张】 公司正在实施6万吨/年工程塑料助剂新建项目，计划分两期建设：一 ...

Group 1 - Yunnan Tin Company Limited experienced a decline of 5.31% on February 6, with a stock price of 33.15 CNY per share and a trading volume of 1.05 billion CNY, resulting in a market capitalization of 54.558 billion CNY [1] - The company's main business involves the exploration, mining, beneficiation, and smelting of metals such as tin, zinc, copper, and indium, with the revenue composition being 43.61% from tin ingots, 20.31% from supply chain business, and 18.04% from copper products [1] - The supply chain business includes 12.77% from copper products, 7.90% from other products, and 5.57% from tin products, with additional contributions from zinc products and other categories [1] Group 2 - Chunhou Fund has one fund heavily invested in Yunnan Tin Company, with Chunhou Xinchun (011346) holding 179,100 shares, representing 3.3% of the fund's net value, making it the ninth largest holding [2] - The fund has reported a floating loss of approximately 333,100 CNY as of the latest data [2] - Chunhou Xinchun was established on June 1, 2021, with a current size of 151 million CNY, achieving a year-to-date return of 16.66% and a one-year return of 80.59% [2]

Group 1 - Yunnan Tin Company Limited's stock price dropped by 5.22% to 44.31 CNY per share, with a trading volume of 1.63 billion CNY and a turnover rate of 2.15%, resulting in a total market capitalization of 72.93 billion CNY [1] - The company's main business involves the exploration, mining, beneficiation, and smelting of metals such as tin, zinc, copper, and indium, with the revenue composition being 43.61% from tin ingots, 20.31% from supply chain business, and 18.04% from copper products [1] - The supply chain business includes 12.77% from copper products, 7.90% from other products, and 5.57% from tin products, with additional contributions from zinc products and other categories [1] Group 2 - Huayin Research Selected Stocks Fund (004352) holds 26,800 shares of Yunnan Tin Company, representing 3.96% of the fund's net value, making it the third-largest holding [2] - The fund has experienced a floating loss of approximately 65,400 CNY today, with a total fund size of 18.84 million CNY and a year-to-date return of 19.94%, ranking 193 out of 5,551 in its category [2] - Over the past year, the fund achieved a return of 71.47%, ranking 486 out of 4,285, and has a cumulative return of 111.4% since its inception [2]

Report Summary 1. Report Industry Investment Rating No information provided. 2. Core Viewpoints - The domestic futures market on January 22nd had more declining contracts than rising ones. Platinum dropped over 4%, PTA over 3%, and other commodities also had significant drops. On the upside, silver rose over 7%, and palm oil over 2%. Different futures contracts showed various price trends and capital flows, and each commodity had its own supply - demand and market - influencing factors [5][7]. 3. Summary by Commodity Copper - The Shanghai copper futures opened high and closed low. The exchange adjusted the price limit and margin ratio. Supply was affected by a strike at a Chilean copper mine, and TC/RC fees were weak. The expected domestic electrolytic copper production in January decreased month - on - month but increased year - on - year. Demand was affected by the approaching Spring Festival and high copper prices. The C - L spread was converging, and the overall supply might improve marginally. In the short term, copper prices were expected to fluctuate at a high level, and there was a possibility of a cooling market in the second half of the year [9]. Lithium Carbonate - Lithium carbonate opened low and closed high. The average price of battery - grade and industrial - grade lithium carbonate decreased. The production rate was high, and the inventory was decreasing. The export tax - rebate policy for batteries was adjusted, and the demand for batteries was strong. After a period of shock adjustment, the price was expected to be strong, but caution was needed due to high volatility [12]. Crude Oil - OPEC+ decided to maintain the production plan. The US crude oil inventory increased, and the demand was in the off - season. The US called for an increase in global oil production. The demand concern was alleviated, but the global crude oil floating storage was high, and the supply was in surplus. Geopolitical risks in Iran and other regions increased, and the price was expected to fluctuate [13][14]. Asphalt - The asphalt production rate decreased, and the expected production in January 2026 decreased both month - on - month and year - on - year. The downstream industry's production rate mostly declined, and the inventory rate decreased slightly. The supply of Venezuelan heavy oil was restricted, which affected domestic asphalt production. It was recommended to use the reverse arbitrage strategy before March [15][17]. PP - The downstream PP production rate increased slightly, and the enterprise production rate decreased. The petrochemical inventory was at a low level. The cost was affected by the rising oil price. The PP price was expected to be strong in the short term, but the sustainability of the rebound was questionable. The L - PP spread was expected to decline [18]. Plastic - The plastic production rate decreased, and the downstream production rate was at a low level. The petrochemical inventory was low. New production capacity was put into operation. The price was expected to be strong in the short term, and the L - PP spread was expected to decline [19][20]. PVC - The PVC production rate decreased slightly, and the downstream production rate increased. The export orders increased due to the export tax - rebate policy. The social inventory was high, and the real - estate market was still in adjustment. The PVC price had limited upward momentum [21]. Coking Coal - Coking coal opened high and closed low. The Mongolian coal customs clearance was high, and the domestic production increased. The inventory of coking coal mines and downstream enterprises increased, and the winter - storage replenishment slowed down. The coking coal price was expected to be weak in the short term [22][23]. Urea - Urea opened low and closed high. The spot price was stable with a slight increase. The supply pressure increased as gas - based plants resumed production. The compound fertilizer factory's production rate increased, but the downstream demand was insufficient. The inventory was decreasing, and the price was expected to fluctuate at a high level [24].

Group 1 - The company held its 27th meeting of the 10th Board of Directors on January 26, 2026, where all 11 directors participated and voted, confirming the legality and validity of the meeting [2][3]. - The Board approved the proposal for the estimated guarantee limit for 2026, with a total of RMB 736,245 million allocated for various subsidiaries and joint ventures [3][11]. - The Board also approved the proposal for conducting futures hedging transactions for 2026, with a maximum margin of RMB 50,000 million to manage price risks associated with the company's operations [5][31]. Group 2 - The company plans to provide guarantees not exceeding RMB 736,245 million for its subsidiaries and joint ventures, with specific allocations based on their debt ratios [11][12]. - The company aims to mitigate operational risks through futures hedging, which is essential for stabilizing its production and trade activities amid price fluctuations [32][36]. - The company has established a management system for futures hedging to ensure effective risk control and compliance with relevant regulations [36][39]. Group 3 - The company will convene its first extraordinary shareholders' meeting of 2026 on February 11, 2026, to discuss the approved proposals from the Board [46][48]. - The meeting will allow shareholders to vote both in person and online, ensuring broad participation [48][60]. - The company has confirmed that there are no undisclosed significant matters that could affect its stock price, attributing recent price fluctuations to market conditions for its main products, silver and tin [73][74].

Group 1 - Yunnan Tin Company Limited's stock rose by 5.13% to 41.99 CNY per share, with a trading volume of 1.441 billion CNY and a turnover rate of 2.14%, resulting in a total market capitalization of 69.107 billion CNY [1] - The company, established on November 22, 1998, and listed on February 21, 2000, specializes in the exploration, mining, beneficiation, and smelting of metals such as tin, zinc, copper, and indium [1] - The main revenue composition includes tin ingots at 43.61%, supply chain business at 20.31%, and copper products at 18.04%, with detailed breakdowns of supply chain business and other products [1] Group 2 - Southern Fund's Southern CSI 500 ETF (510500) is among the top ten circulating shareholders of Yunnan Tin Company, having reduced its holdings by 339,300 shares to 14.33995 million shares, representing 0.87% of circulating shares [2] - The fund has achieved a year-to-date return of 12.39%, ranking 764 out of 5546 in its category, and a one-year return of 52.22%, ranking 1214 out of 4261 [2] - The fund manager, Luo Wenjie, has a tenure of 12 years and 280 days, with a total fund asset size of 171.358 billion CNY and a best return of 186.88% during his management period [3]

Group 1 - Yunnan Tin Company Limited's stock increased by 5.27% to 40.13 CNY per share, with a trading volume of 1.902 billion CNY and a turnover rate of 2.98%, resulting in a total market capitalization of 66.046 billion CNY [1] - The company, established on November 22, 1998, and listed on February 21, 2000, specializes in the exploration, mining, beneficiation, and smelting of metals such as tin, zinc, copper, and indium [1] - The revenue composition of the company includes tin ingots (43.61%), supply chain business (20.31%), and copper products (18.04%), with detailed breakdowns of supply chain business and other products [1] Group 2 - Southern Fund's Southern CSI 500 ETF (510500) reduced its holdings by 339,300 shares in the third quarter, now holding 14.33995 million shares, which represents 0.87% of the circulating shares, with an estimated floating profit of approximately 28.8224 million CNY [2] - The Southern CSI 500 ETF was established on February 6, 2013, with a current scale of 140.098 billion CNY, yielding a return of 10.52% this year, ranking 627 out of 5542 in its category, and a return of 49.48% over the past year, ranking 1212 out of 4243 [2] Group 3 - The fund manager of Southern CSI 500 ETF is Luo Wenjie, who has a total tenure of 12 years and 278 days, managing assets totaling 170.251 billion CNY, with the best fund return during his tenure being 185.08% and the worst being -47.6% [3] Group 4 - Southern Fund's Southern Haosheng Steady Selection 6-Month Holding Mixed Fund (FOF) A (016731) holds 11,700 shares of Yunnan Tin Company, accounting for 0.16% of the fund's net value, ranking as the fifth-largest holding, with an estimated floating profit of about 23,500 CNY [4] - This fund was established on May 18, 2023, with a current scale of 18.5042 million CNY, yielding a return of 0.76% this year, ranking 1106 out of 1344 in its category, and a return of 4.21% over the past year, ranking 946 out of 1037 [4] Group 5 - The fund managers of Southern Haosheng Steady Selection 6-Month Holding Mixed Fund (FOF) A are Li Wenliang and Dai Mingyang, with Li having a tenure of 7 years and 322 days and managing assets of 1.843 billion CNY, achieving a best return of 54.94% and a worst return of 0.21% during his tenure [5] - Dai Mingyang has a tenure of 3 years and 129 days, managing assets of 260 million CNY, with a best return of 17.25% and a worst return of -0.02% during his tenure [5]

Group 1 - Gansu Province's exports are projected to reach 18.38 billion RMB in 2025, representing a year-on-year growth of 44.5%, the highest growth rate in the country [1] - The total import and export value of Gansu Province is expected to hit 71.17 billion RMB in 2025, marking a historical record [1] - Gansu maintains trade relations with over 160 countries and regions, with Kazakhstan, Indonesia, and Hong Kong being the top three trading partners, accounting for import and export values of 16.12 billion RMB, 8.52 billion RMB, and 6.9 billion RMB respectively [1] Group 2 - The import of metal ores and nickel concentrates is expected to continue rapid growth, contributing over 10 percentage points to the province's total import and export value growth [1] - Exports of electromechanical products, represented by electronic components and oil drilling rigs, are projected to grow significantly, with an expected export value of 6.14 billion RMB in 2025, a year-on-year increase of 10.6%, contributing 4.6 percentage points to the province's export value growth [1] - Gansu's trade with countries and regions involved in the Belt and Road Initiative is expected to reach 50.21 billion RMB in 2025, a year-on-year increase of 6.6%, accounting for 70.5% of the province's total import and export value [1] Group 3 - In the "Gansu Flavor Going Global" initiative, reforms in batch inspection and quarantine for agricultural products like juice and apples will reduce the shipping cycle for enterprises by 45% in 2025 [2] - A total of 35 agricultural products, including seabuckthorn juice, plant extracts, caviar, and honeydew, will achieve their first exports in 2025, entering markets in 14 countries and regions [2]

Market Overview - The A-share market experienced a decline with all three major indices falling: Shanghai Composite Index down 0.6%, Shenzhen Component Index down 0.44%, and ChiNext Index down 1.02% [1] - A total of 1,685 stocks rose while 3,664 stocks fell, with a trading volume of 1.87 trillion yuan, a decrease of 347.2 billion yuan compared to the previous trading day [2] Sector Performance - Precious metals, energy metals, and battery sectors showed significant gains, while commercial aerospace, internet services, and cultural media sectors faced declines [3] - The non-ferrous metals sector continued to rise, with notable individual stocks such as Zinc Industry Co. and Luoping Zinc Electric both hitting the daily limit [4] Individual Stock Highlights - Zinc Industry Co. rose by 10.02% to 4.83 yuan, with a year-to-date increase of 18.09% and a market cap of 7.8 billion yuan [5] - Luoping Zinc Electric increased by 9.97% to 10.15 yuan, with a year-to-date increase of 20.55% and a market cap of 3.3 billion yuan [5] - New Weiling saw a nearly 10% rise, while several other stocks also reported gains exceeding 5% [4] Lithium and Energy Metals - The lithium sector saw a resurgence, with companies like Huayou Cobalt rising over 7% and Ganfeng Lithium increasing over 5% [6] - The price of industrial-grade lithium carbonate reached 160,000 yuan per ton, a 36.71% increase from the beginning of the month [7] Precious Metals Surge - The precious metals sector experienced a significant rise, with stocks like Sichuan Gold hitting the daily limit and others like Hunan Silver and Xiaocheng Technology also reporting gains [8] - Spot silver prices surged over 7%, surpassing $93 per ounce, while gold reached a historical high of $4,643 per ounce [9] Commercial Aerospace Decline - The commercial aerospace sector faced a collective downturn, with stocks such as China Satellite and Aerospace Electronic hitting their daily limits [10] - Notable declines included Aerospace Hongtu down 13.48% and China Satellite down 10% [11]

Market Overview - The A-share market experienced a decline in the morning session, with the Shanghai Composite Index down by 0.6%, the Shenzhen Component down by 0.44%, and the ChiNext Index down by 1.02% [1] - A total of 1,685 stocks rose, while 3,664 stocks fell, with a trading volume of 1.87 trillion yuan, a decrease of 347.2 billion yuan compared to the previous trading day [2] Sector Performance - Precious metals, energy metals, and battery sectors showed significant gains, while commercial aerospace, internet services, and cultural media sectors faced declines [3] - The precious metals sector saw substantial increases, with stocks like Sichuan Gold hitting the daily limit, and Hunan Silver, Xiaocheng Technology, and Shandong Gold also rising [9] - The energy metals sector performed well, with lithium mining stocks experiencing a resurgence, including Huayou Cobalt and Ganfeng Lithium [6][7] Individual Stock Highlights - Ganfeng Lithium's stock price increased by 5.01%, with a market capitalization of 145.4 billion yuan and a year-to-date increase of 15.31% [8] - Sichuan Gold's stock price surged by 10%, with a market capitalization of 14.5 billion yuan and a year-to-date increase of 24.34% [10] - The lithium carbonate price rose to 160,000 yuan per ton, a 36.71% increase from the beginning of the month [8] Commercial Aerospace Sector - The commercial aerospace sector faced a significant downturn, with stocks like China Satellite and Aerospace Electronic hitting their daily limit down, and others like Aerospace Hongtu and Huazhong Technology dropping over 10% [11][12]