Workflow
铝业
icon
Search documents
铝周报:去库提速,铝价震荡偏强-20250929
1. Report Industry Investment Rating - The report is optimistic about the aluminum price, rating it as "oscillating and moderately strong" [1][6] 2. Core Viewpoints of the Report - The risk of a US recession has decreased, and the expectation of the Fed continuing to cut interest rates in October remains as high as 85%, with positive macro - expectations [1][6] - On the fundamental side, the supply of electrolytic aluminum is basically stable. There may be concentrated arrivals after the National Day holiday, leading to a temporary inventory build - up. The consumption side is in the traditional peak season, and consumption resilience is expected to remain [1][6] - Considering both macro and fundamental expectations, the aluminum price is expected to be oscillating and moderately strong [1][6] 3. Summary According to Relevant Catalogs Transaction Data - LME 3 - month aluminum decreased from 2676 yuan/ton on September 19th to 2649 yuan/ton on September 26th, a drop of 27 yuan/ton [2] - SHFE aluminum continuous third contract decreased from 20790 dollars/ton to 20755 dollars/ton, a drop of 35 dollars/ton [2] - The LME aluminum inventory increased by 3800 tons to 517700 tons, and the SHFE aluminum warehouse receipt inventory decreased by 8729 tons to 63230 tons [2] - The aluminum ingot social inventory decreased by 2.1 tons to 61.7 tons, and the aluminum rod inventory decreased by 1.2 tons to 12.3 tons [1][2][5] - The electrolytic aluminum weekly average profit increased by 135.9 yuan/ton to 4570.03 yuan/ton [2] Market Review - The weekly average price of the spot market was 20732 yuan/ton, a decrease of 140 yuan/ton from the previous week; the weekly average price of the South China storage spot was 20670 yuan/ton, a decrease of 158 yuan/ton from the previous week [3] - In terms of the macro - aspect, the US economic data was strong, but the Fed had a large divergence on future monetary policy [4] - The downstream aluminum processing industry's operating rate increased by 0.8 percentage points to 63% [1][5] Market Outlook - The macro - expectation is positive, and the fundamental supply is basically stable. After the National Day, there may be a temporary inventory build - up. The consumption side is in the peak season, and consumption resilience is expected to remain. The aluminum price is expected to be oscillating and moderately strong [1][6] Industry News - PT Kalimantan Aluminium Industry plans to commission its aluminum smelter in stages, with the first - phase annual production capacity of 500,000 tons and a future expansion plan to 1.5 million tons [7] - In August 2025, China's primary aluminum imports were 217,344.071 tons, a year - on - year increase of 33.12% and a month - on - month decrease of 12.48%. From January to August, the cumulative primary aluminum imports were 1.715 million tons, a year - on - year increase of 13.3% [7] Related Charts - The report provides 10 related charts, including LME aluminum 3 - SHFE aluminum continuous third price trends, Shanghai - London aluminum ratio, LME aluminum premium, etc. [8][9][14]
计算机行业深度:国产ASIC:PD分离和超节点—ASIC系列研究之四
Core Insights - The report highlights the significant advantages of ASIC over GPU in terms of cost-effectiveness and energy efficiency, marking a turning point for ASIC development [5][15] - The increasing penetration of AI is driving a surge in inference demand, expanding the market space for ASICs, with projections indicating the global AI ASIC market could reach $125 billion by 2028 [6][15] - The report emphasizes the importance of ASIC design service providers, noting that companies like Broadcom and Marvell hold significant market shares and are crucial for the successful deployment of ASIC technology [6][15] Summary by Sections Computer Industry Deep Dive - ASICs are specialized chips tightly coupled with downstream applications, focusing on specific needs like text and video inference, while GPUs are general-purpose [5][15] - ASICs demonstrate superior energy efficiency, with Google's TPU v5 showing 1.46 times the efficiency of NVIDIA's H200, and Amazon's Trainium2 reducing training costs by 40% compared to GPU solutions [5][15] - The demand for inference capabilities is expected to grow significantly, driven by applications like ChatGPT, which reached 700 million weekly active users by July 2025 [6][15] Market Trends - The report forecasts that the AI ASIC market will see substantial growth, with Broadcom estimating a serviceable market for large clients of $60-90 billion by 2027 [6][15] - Domestic cloud providers are increasingly investing in self-developed ASICs, with companies like Baidu and Alibaba making significant advancements in their chip development [15][16] - The report identifies two core trends in the development of domestic ASICs: PD separation and super nodes, which enhance performance and adaptability to diverse industry needs [15][16] Investment Recommendations - The report suggests focusing on companies with strong self-developed technology platforms in the small nucleic acid drug sector, highlighting firms like Rebio and Hengrui Medicine as potential investment opportunities [17] - It also recommends monitoring the performance of companies involved in the aluminum electronic materials sector, particularly Xinjiang Zhonghe, which is expected to benefit from its integrated supply chain and new alumina projects [18][20] - The report indicates that the data center industry, particularly companies like GDS Holdings, is poised for growth due to increasing demand for AI infrastructure and cloud services [21][23]
有色金属:寻找有色中的低洼地
2025-09-28 14:57
Summary of Key Points from the Conference Call on Non-Ferrous Metals Industry Overview - The non-ferrous metals market is expected to see an early start, with strong orders in October and sustained downstream demand despite price pressures. Supply disruptions from Congo and Zijin Mining are anticipated to last over a year, supporting metal prices [1][2][4]. Copper Market Insights - The copper supply-demand balance is shifting, with significant production cuts at Grasberg mine expected to lead to a shortage by Q4 2025. A reduction of over 400,000 tons in 2026 is projected, alongside low inventory levels, suggesting copper prices could stabilize above $10,000 per ton in Q4 2025 and potentially reach $12,000 per ton in 2026 [1][2][3]. - Current high inventory levels indicate strong demand, with September and October orders being robust. Supply-side disruptions are expected to continue, reinforcing the bullish outlook for copper [2][3]. Aluminum Market Dynamics - The aluminum sector shows strong demand, particularly in Q4, with stable orders from key downstream enterprises. The global supply growth of electrolytic aluminum is expected to lag behind demand growth, leading to a potential shortage and a forecasted price surge to over 23,000 yuan per ton by 2026 [1][7][8]. - Despite an increase in overall inventory, the production of electrolytic aluminum remains stable, indicating a positive short-term outlook for aluminum prices [7][8]. Silver and Other Precious Metals - Silver is highlighted as a significant investment opportunity, with expectations of price increases following the end of the interest rate hike cycle. The anticipated rise in copper prices may also catalyze an earlier increase in silver prices, positioning silver for strong performance among metals [1][4][5][6]. - Gold prices are projected to experience long-term upward trends, with a trading range expected to shift to $3,500-$3,600 by mid-2025, driven by declining trust in mainstream currencies and increased central bank allocations to gold [10][11][12]. Strategic Investment Opportunities - The recent policy guidance from the Ministry of Industry and Information Technology emphasizes the improvement of the non-ferrous metals industry environment, which could enhance corporate profitability. Companies with advanced technology and environmental advantages are likely to gain market share [4][15][16]. - Investment strategies should focus on companies with low absolute valuations and high dividend yields, as well as those with solid earnings and minimal capital expenditure [9]. Lithium and Cobalt Market Outlook - The lithium market is currently oversupplied but is expected to stabilize due to improving demand from the 3C industry and advancements in solid-state battery technology. Short-term prices are projected to remain between 70,000 and 75,000 yuan [14]. - Cobalt is identified as a short-term investment opportunity, with supply constraints from Congo and increased demand from the U.S. Department of Defense likely to drive prices above 400,000 yuan in the coming months [13][14]. Conclusion - The non-ferrous metals sector is poised for growth, driven by supply disruptions, strong demand, and favorable policy support. Investors are encouraged to focus on specific metals and companies that align with these trends for potential returns in the coming years [1][4][5][6][9][10].
有色金属行业周报(2025.09.22-2025.09.28):供给扰动频发,金属板块有望实现多重共振-20250928
Western Securities· 2025-09-28 08:39
Investment Rating - The report indicates a positive outlook for the non-ferrous metals industry, particularly in copper and gold, due to supply disruptions and increased demand for ETFs [1][5]. Core Insights - The report highlights significant supply concerns in the copper market following a landslide at the Grasberg mine, which is expected to reduce Freeport's copper production guidance by approximately 27,000 tons [1][17]. - The copper smelting industry is facing "involution" competition, which has led to low processing fees, prompting calls for regulatory measures to stabilize the industry [2][18]. - The Congolese government has extended a cobalt export ban, tightening global supply expectations and impacting cobalt prices [4][20]. - Global gold ETF holdings have seen the fastest growth in three years, indicating strong demand for gold as a safe-haven asset [5][21]. Summary by Sections Market Review - The non-ferrous metals sector experienced a 3.52% increase, outperforming the Shanghai Composite Index by 3.31 percentage points [11]. Key Focus Areas & Price Changes - **Copper**: LME copper price rose to $10,205 per ton, a 2.09% increase week-on-week, with a significant drop in LME copper inventory [23][26]. - **Gold**: COMEX gold price reached $3,789.80 per ounce, up 1.89% week-on-week, with a notable increase in ETF holdings [40][45]. - **Cobalt**: The price of electrolytic cobalt increased by 12.68% week-on-week, reflecting supply constraints due to export bans [46][47]. Core View Updates and Key Stock Tracking - **Industrial Metals**: Recommendations include companies with integrated operations in aluminum and copper, such as China Hongqiao and Zijin Mining, with expectations for copper prices to potentially exceed $12,000 per ton [56][58]. - **Precious Metals**: Continued central bank gold purchases suggest gold remains a strong long-term asset, with recommendations for stocks like Chifeng Jilong Gold Mining [56][57]. - **Strategic and Minor Metals**: The report anticipates a revaluation opportunity for strategic metals like cobalt and tungsten due to ongoing export controls and rising prices [57][58].
豫联集团:50年从地方电厂到国际化高端铝合金新材料企业蝶变
Zhong Zheng Wang· 2025-09-27 08:45
Core Insights - Henan Yulian Energy Group, the controlling shareholder of Zhongfu Industrial Co., Ltd., celebrated its 50th anniversary, marking its evolution from a local small power plant to an international high-end aluminum alloy new materials enterprise [1] Group 1: Company Development - The company has established a complete industrial chain integrating coal, electricity, and aluminum, with an annual production capacity of 690,000 tons of deep-processed aluminum, 750,000 tons of electrolytic aluminum, and 500,000 tons of recycled aluminum (under construction), alongside 900,000 kilowatts of electricity [1] - In the 2025 list of China's top 500 manufacturing enterprises, the company ranked 278th with an operating income of 44.7 billion yuan, an increase of 26 places from the previous year [1] Group 2: Innovation and Technology - The company pioneered the "aluminum-electricity integration" business model and introduced large-scale electrolytic aluminum cells, achieving national recognition for its technological advancements [2] - Core products include high-end materials for beverage cans, new energy battery aluminum foil, and automotive sheets, with a global market share of 10% for beverage can body materials [2] Group 3: Green Transformation - The company has built a 500,000-ton all-hydropower aluminum project, with nearly 70% of its production capacity from green electricity, reducing carbon emissions by 5 million tons annually [2] - It is advancing a 500,000-ton recycled aluminum project and distributed photovoltaic utilization, creating a low-carbon circular system [2] Group 4: Social Responsibility and Future Outlook - The company donated 10 million yuan to support education, healthcare, and rural revitalization, reflecting its commitment to social responsibility [3] - The chairman emphasized the goal of becoming a century-old enterprise through profitable growth, green and digital transformation, and enhancing organizational and cultural development [3]
道指涨近300点,特斯拉市值一夜增超4000亿元!原油、黄金收涨!美国这一关键指标出炉,美联储官员发声......
Sou Hu Cai Jing· 2025-09-26 22:54
每经编辑:杜宇 当地时间9月26日,美股三大指数集体收涨,道指上涨299.97点,涨幅0.65%;纳指涨0.44%;标普500指数涨0.59%。 热门科技股多数上涨,英特尔涨超4%,微软、亚马逊涨幅不足1%,甲骨文跌超2%。金属与采矿、汽车股涨幅居前,世纪铝业涨超7%,泛美白银、美国黄 金公司、黄金资源涨超4%,Lucid、福特汽车涨超3%。加密矿企、稀土概念跌幅居前,Hut 8跌近5%,TeraWulf跌超1%。艺电收涨15%,创最近六年来最佳 单日表现,报道称沙特主权财富基金PIF和银湖资本考虑将其私有化。 特斯拉报440.40美元,涨幅4.02%,市值为14643.96亿美元。其市值一夜增加约566亿美元(约合人民币4038亿元)。 纳斯达克中国金龙指数收跌1.56%,热门中概股多数下跌,金山云跌超10%;蔚来、理想汽车跌超5%;哔哩哔哩跌超4%;百度跌3%,爱奇艺、阿里巴巴跌 超2%;小鹏汽车涨超2%。 图片来源:视觉中国 据证券时报,9月26日晚,美国公布美联储衡量美国民间消费通胀的关键指标,即8月核心PCE,数据显示,美国8月核心PCE价格指数环比增长0.2%,预估 为0.2%,前值为0.3%;8 ...
南山铝业:全链赋能 绿色“出海”
Core Insights - Nanshan Aluminum is rapidly advancing its alumina production base in Indonesia, with a total capacity expected to reach 4 million tons following the completion of its fourth phase project [1][2] - The company is shifting its "going out" strategy from "product export" to "capacity export," enhancing its global presence and contributing to the globalization of China's aluminum industry [1][2] - Nanshan Aluminum's Indonesian project is a key driver of its revenue growth, with a reported revenue of 33.477 billion yuan in 2024, a year-on-year increase of 16.06% [2] Project Development - The company has initiated a 2 million tons per year alumina expansion project, including phases three and four, and is also developing a 200,000 tons per year caustic soda and 16,500 tons per year epoxy chloropropane project [2] - The vertical integration of its industrial layout is expected to yield significant cost advantages and enhance the company's resilience in overseas markets [2] ESG Integration - Nanshan Aluminum incorporates ESG principles throughout its project development and operations, including strict adherence to local environmental regulations and the establishment of an environmental management framework [3][4] - The company aims to reduce emissions of sulfur oxides, nitrogen oxides, and particulate matter by 50%, 15%, and 50% respectively by 2025, exceeding local requirements and reaching international standards [4] High-End Manufacturing - The company has significantly increased its R&D investment, totaling 5.523 billion yuan from 2021 to 2024, positioning itself as a key supplier of aerospace aluminum extrusions for major manufacturers [6] - High-value products such as automotive and aerospace aluminum account for a growing share of the company's total sales, with high-end products contributing approximately 23% to total gross profit [6] Shareholder Returns - Nanshan Aluminum emphasizes shareholder returns through dividends and share buybacks, having distributed over 9.5 billion yuan in dividends across 26 instances [7] - The company believes that sharing growth with shareholders is essential for long-term value creation [7]
港交所消息:9月22日,贝莱德持有的中国铝业H股多头头寸从5.95%增至6.45%
Xin Lang Cai Jing· 2025-09-26 11:04
港交所消息:9月22日, 贝莱德 持有的 中国铝业 H股多头头寸从5.95%增至6.45%。 ...
第四大提锂路线出现:铝矿提锂
高工锂电· 2025-09-26 10:43
倒计时53天 2025(第十五届)高工锂电年会 暨十五周年庆典&高工金球奖颁奖典礼 主办单位: 高工锂电、高工产研(GGII) 协办单位: 卡洛维德 总冠名: 海目星激光 年会特别赞助: 大族锂电 专场冠名: 英联复合集流体、逸飞激光、华视集团、欧科工业空调 金球奖全程特约赞助: 思客琦 时间&地点: 2025年11月18-20日 深圳前海华侨城JW万豪酒店 另一方面,中国作为全球最大的铝生产国,其庞大的产业也正被锂元素所困扰。 会议合作: 陈女士 13560731836(微信同号) 在中国,一条新的锂资源获取路径正从一个意想不到的领域——铝工业——中浮现。 这被称为"第四大提锂路线",不仅有望缓解中国对进口锂资源的严重依赖,也为铝业自身面临的 技术难题提供了解决方案。 该趋势的核心,是将氧化铝生产过程中原本被视为杂质的锂元素,转化为高价值的电池级碳酸锂。 趋势与变化:双重困境催生跨界协同 这一变革的背后,是中国在新能源和传统工业领域面临的双重压力。 一方面,随着电动汽车和储能产业的扩张,中国已成为全球最大的锂消费国,消耗量占全球总量的 约45%。 然而,本土锂资源储备仅占全球的6%,导致其锂原料对外依存度在 ...
铝类市场周报:供给小涨需求提振,铝类或将有所支撑-20250926
Rui Da Qi Huo· 2025-09-26 09:57
Group 1: Report Industry Investment Rating - Not provided in the given content Group 2: Core Views of the Report - The fundamentals of Shanghai aluminum may be in a stage of slight increase in supply and boosted demand, and it is recommended to conduct short - term long trading on the main contract of Shanghai aluminum at low prices with light positions [5]. - The fundamentals of alumina may be in a stage of stable supply and slight increase in demand, and it is recommended to conduct oscillating trading on the main contract of alumina with light positions [6]. - The fundamentals of cast aluminum alloy may be in a stage of slowing supply and increasing demand, and it is recommended to conduct short - term long trading on the main contract of cast aluminum at low prices with light positions [8]. - Considering the subsequent support for aluminum prices, a double - buying strategy can be considered to go long on volatility [73]. Group 3: Summaries According to Relevant Catalogs 1. Week - to - week Summary - **Market Review**: Shanghai aluminum showed an oscillating trend with a weekly change of - 0.24%, closing at 20,745 yuan/ton; alumina showed an oscillating and weakening trend with a weekly change of - 1.76%, closing at 2,901 yuan/ton; the main contract of cast aluminum showed an oscillating trend with a weekly change of - 0.15%, closing at 20,325 yuan/ton [6][8]. - **Market Outlook and Strategy**: See the core views above [5][6][8]. 2. Futures and Spot Markets - **Price Changes**: As of September 26, 2025, the closing price of Shanghai aluminum was 20,755 yuan/ton, down 25 yuan/ton or 0.12% from September 19; the closing price of LME aluminum was 2,664 US dollars/ton, down 41 US dollars/ton or 1.52% from September 19; the alumina futures price was 2,871 yuan/ton, down 44 yuan/ton or 1.51% from September 19; the closing price of the main contract of cast aluminum alloy was 20,325 yuan/ton, down 30 yuan/ton or 0.15% from September 19 [11][15]. - **Ratio and Spread Changes**: As of September 26, 2025, the Shanghai - LME ratio of electrolytic aluminum was 7.79, down 0.05 from September 19; the aluminum - zinc futures spread was 1,235 yuan/ton, down 15 yuan/ton from September 19; the copper - aluminum futures spread was 61,725 yuan/ton, up 2,610 yuan/ton from September 19 [12][23]. - **Inventory and Position Changes**: As of September 26, 2025, the position of Shanghai aluminum was 486,848 lots, down 38,230 lots or 7.28% from September 19; the net position of the top 20 in Shanghai aluminum was 4,602 lots, up 11,467 lots from September 19 [18]. - **Spot Price Changes**: As of September 26, 2025, the average price of alumina in Henan was 2,965 yuan/ton, down 65 yuan/ton or 2.15% from September 19; in Shanxi it was 2,995 yuan/ton, down 30 yuan/ton or 1.01% from September 19; in Guiyang it was 2,995 yuan/ton, down 30 yuan/ton or 1.01% from September 19; the national average price of cast aluminum alloy (ADC12) was 20,900 yuan/ton, down 50 yuan/ton or 0.24% from September 19; the spot price of A00 aluminum ingot was 20,830 yuan/ton, down 10 yuan/ton or 0.05% from September 19, with a spot discount of 10 yuan/ton, up 10 yuan/ton from last week [26][30]. 3. Industry Situation - **Inventory**: As of September 26, 2025, the LME electrolytic aluminum inventory was 517,700 tons, up 3,800 tons or 0.74% from September 19; the SHFE electrolytic aluminum inventory was 124,626 tons, down 3,108 tons or 2.43% from last week; the domestic electrolytic aluminum social inventory was 567,000 tons, down 27,000 tons or 4.55% from September 18; the SHFE electrolytic aluminum warehouse receipts totaled 63,230 tons, down 8,729 tons or 12.13% from September 19; the LME electrolytic aluminum registered warehouse receipts totaled 407,850 tons, up 3,175 tons or 0.78% from September 18 [36]. - **Bauxite**: As of the latest data, the inventory of nine ports of domestic bauxite was 27.19 million tons, a month - on - month increase of 170,000 tons. In August 2025, the monthly import of bauxite was 18.2898 million tons, a month - on - month decrease of 8.81% and a year - on - year increase of 18.17%. From January to August, the import of bauxite was 141.4976 million tons, a year - on - year increase of 31.38% [39]. - **Scrap Aluminum**: As of the latest data this week, the quotation of crushed scrap aluminum in Shandong was 16,000 yuan/ton, with a week - on - week decrease of 0 yuan/ton. In August 2025, the import of aluminum scrap and fragments was 172,610.37 tons, a year - on - year increase of 25.3%; the export was 53.23 tons, a year - on - year decrease of 3.9% [45]. - **Alumina**: In August 2025, the output of alumina was 7.9247 million tons, a year - on - year increase of 7.5%; from January to August, the cumulative output of alumina was 60.5232 million tons, a year - on - year increase of 8.2%. In August 2025, the import of alumina was 94,400 tons, a month - on - month decrease of 25.03% and a year - on - year increase of 1398.2%; the export was 180,000 tons, a month - on - month decrease of 21.74% and a year - on - year increase of 28.57%. From January to August, the cumulative import of alumina was 488,400 tons, a year - on - year decrease of 61.3% [48]. - **Electrolytic Aluminum**: In August 2025, the import of electrolytic aluminum was 217,300 tons, a year - on - year increase of 33.1%; from January to August, the cumulative import of electrolytic aluminum was 1.7142 million tons, a year - on - year increase of 13.34%; in August 2025, the export of electrolytic aluminum was 25,600 tons, and from January to August, the cumulative export of electrolytic aluminum was 152,500 tons. From January to July 2025, the global aluminum market had a supply gap of - 119,900 tons. In August 2025, the output of electrolytic aluminum was 3.8 million tons, a year - on - year decrease of 0.5%; from January to August, the cumulative output of electrolytic aluminum was 30.138 million tons, a year - on - year increase of 2.2%. In August 2025, the domestic in - production capacity of electrolytic aluminum was 44.379 million tons, a month - on - month increase of 0.34% and a year - on - year increase of 1.99%; the total capacity was 45.232 million tons, a month - on - month flat of 0% and a year - on - year increase of 0.52%; the operating rate was 98.11%, an increase of 0.33% from last month and a decrease of 1.41% from the same period last year [51][55]. - **Aluminum Products**: In August 2025, the output of aluminum products was 5.5482 million tons, a year - on - year decrease of 4.2%; from January to August, the cumulative output of aluminum products was 43.7898 million tons, a year - on - year decrease of 0%. In August 2025, the import of aluminum products was 320,000 tons, a year - on - year increase of 12.9%; the export was 530,000 tons, a year - on - year decrease of 10.2%. From January to August, the import of aluminum products was 2.65 million tons, a year - on - year increase of 2.7%; the export was 4 million tons, a year - on - year decrease of 8.2% [59]. - **Cast Aluminum Alloy**: In August 2025, the monthly built - in capacity of recycled aluminum alloy was 1.26 million tons, a month - on - month decrease of 0% and a year - on - year increase of 18.8%; the output of recycled aluminum alloy was 635,900 tons, a month - on - month increase of 2.04 and a year - on - year increase of 11.77% [62]. - **Aluminum Alloy**: In August 2025, the output of aluminum alloy was 1.635 million tons, a year - on - year increase of 15.2%; from January to August, the cumulative output of aluminum alloy was 12.324 million tons. In August 2025, the import of aluminum alloy was 71,000 tons, a year - on - year decrease of 16.74%; the export was 29,100 tons, a year - on - year increase of 28.29%. From January to August, the import of aluminum alloy was 683,000 tons, a year - on - year decrease of 14.06%; the export was 174,300 tons, a year - on - year increase of 10.73% [65]. - **Real Estate**: In August 2025, the real estate development climate index was 93.05, a decrease of 0.28 from last month and an increase of 0.81 from the same period last year. From January to August 2024, the newly started area of housing was 398.0101 million square meters, a year - on - year decrease of 19.54%; the completed area of housing was 276.9354 million square meters, a year - on - year decrease of 18.94% [68]. - **Infrastructure and Automobiles**: From January to August 2024, the infrastructure investment increased by 5.42% year - on - year. In August 2025, the sales volume of Chinese automobiles was 2,856,590 units, a year - on - year increase of 16.44%; the production volume of Chinese automobiles was 2,815,413 units, a year - on - year increase of 12.96% [71]. 4. Option Market Analysis - It is recommended to consider constructing a double - buying strategy to go long on volatility due to the subsequent support for aluminum prices [73].