期货研究 商 品 研 究 2025 年 5 月 30 日 2025年05月30日 国泰君安期货商品研究晨报-绿色金融与新能源 观点与策略 | 镍：短线成本支撑，弱预期限制弹性 | 2 | | --- | --- | | 不锈钢：负反馈导致减产边际增加，深跌具有难度 | 2 | | 碳酸锂：去库速度偏缓，走势或仍偏弱 | 4 | | 工业硅：盘面再创新低 | 6 | | 多晶硅：波动有所放大，建议谨慎持仓 | 6 | 国 泰 君 安 期 货 研 究 所 请务必阅读正文之后的免责条款部分 1 镍：短线成本支撑，弱预期限制弹性 不锈钢：负反馈导致减产边际增加，深跌具有难度 张再宇 投资咨询从业资格号：Z0021479 zhangzaiyu@gtht.com 【基本面跟踪】 镍基本面数据 | | | 指标名称 | T | T-1 | T-5 | T-10 | T-22 | T-66 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | 沪镍主力（收盘价） | 120,480 | 530 | -2,920 | -2,920 | -3,700 | ...

2025年05月23日 国泰君安期货商品研究晨报-绿色金融与新能源 观点与策略 | 镍：镍矿矛盾托底，转产经济性或限制上方估值 | 2 | | --- | --- | | 不锈钢：成本底部空间清晰，上行缺乏实质驱动 | 2 | | 碳酸锂：非矿政策风险扰动，基本面偏弱制约上方空间 | 4 | | 工业硅：整体走势仍偏弱 | 6 | | 多晶硅：市场情绪发酵，关注上方空间 | 6 | 国 泰 君 安 期 货 研 究 所 请务必阅读正文之后的免责条款部分 1 2025 年 5 月 23 日 镍：镍矿矛盾托底，转产经济性或限制上方估值 不锈钢：成本底部空间清晰，上行缺乏实质驱动 张再宇 投资咨询从业资格号：Z0021479 zhangzaiyu@gtht.com 期货研究 【基本面跟踪】 商 品 研 究 镍基本面数据 | | | 指标名称 | T | T-1 | T-5 | T-10 | T-22 | T-66 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | 沪镍主力（收盘价） | 123,400 | 120 | -200 | -200 ...

2025年05月22日 请务必阅读正文之后的免责条款部分 1 期货研究 商 品 研 究 2025 年 5 月 22 日 镍：镍矿矛盾托底，转产经济性或限制上方估值 国泰君安期货商品研究晨报-绿色金融与新能源 观点与策略 | 镍：镍矿矛盾托底，转产经济性或限制上方估值 | 2 | | --- | --- | | 不锈钢：成本底部空间清晰，上行缺乏实质驱动 | 2 | | 碳酸锂：锂盐厂减产，并未影响资源端，上方仍然承压 | 4 | | 工业硅：弱势格局依旧 | 6 | | 多晶硅：仓单累库，关注市场情绪变动 | 6 | 国 泰 君 安 期 货 研 究 所 | | | 指标名称 | T | T-1 | T-5 | T-10 | T-22 | T-66 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | 沪镍主力（收盘价） | 123,280 | 410 | -1,950 | -1,950 | -2,650 | -450 | | 期 | | 不锈钢主力（收盘价） | 12,870 | 30 | -210 | -210 | 80 | -195 ...

2025年05月21日 国泰君安期货商品研究晨报-绿色金融与新能源 观点与策略 | 镍：镍矿矛盾托底，转产经济性或限制上方估值 | 2 | | --- | --- | | 不锈钢：成本底部空间清晰，上行缺乏实质驱动 | 2 | | 碳酸锂：弱势震荡，关注矿端成交情况 | 4 | | 工业硅：基本面弱势格局，逢高布空 | 6 | | 多晶硅：仓单环比增加，关注市场情绪变动 | 6 | 国 泰 君 安 期 货 研 究 所 请务必阅读正文之后的免责条款部分 1 期货研究 商 品 研 究 2025 年 5 月 21 日 镍：镍矿矛盾托底，转产经济性或限制上方估值 不锈钢：成本底部空间清晰，上行缺乏实质驱动 张再宇 投资咨询从业资格号：Z0021479 zhangzaiyu@gtht.com 【基本面跟踪】 镍基本面数据 2）3 月 3 日加拿大安大略省省长福特针对美国关税威胁，提出安大略省的矿产也是关税斗争的关键， 或将停止向美国出口镍。 国 泰 君 安 期 货 研 究 所 请务必阅读正文之后的免责条款部分 1 2 期货研究 商 品 研 究 | | | 指标名称 | T | T-1 | T-5 | T-10 | T- ...

2025年05月19日 国泰君安期货商品研究晨报-绿色金融与新能源 观点与策略 | 镍：镍矿矛盾托底，转产经济性或限制上方估值 | 2 | | --- | --- | | 不锈钢：成本底部空间清晰，上行缺乏实质驱动 | 2 | | 碳酸锂：成本曲线持续下移，走势或仍偏弱 | 4 | | 工业硅：弱势格局，关注上游供应变化 | 6 | | 多晶硅：需求回落，盘面亦维持跌势 | 6 | 国 泰 君 安 期 货 研 究 所 请务必阅读正文之后的免责条款部分 1 期货研究 商 品 研 究 2025 年 5 月 19 日 镍：镍矿矛盾托底，转产经济性或限制上方估值 不锈钢：成本底部空间清晰，上行缺乏实质驱动 张再宇 投资咨询从业资格号：Z0021479 zhangzaiyu@gtht.com 【基本面跟踪】 镍基本面数据 | | | 指标名称 | T | T-1 | T-5 | T-10 | T-22 | T-66 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | 沪镍主力（收盘价） | 124,060 | 460 | 610 | 340 | ...

大宗商品研究所 有色研发报告 有色金属日报 2025 年 4 月 24 日星期四 研究所副所长、有色及贵 金属板块负责人：车红云 期货从业证号：F03088215 投资咨询从业证号：Z0017510 研究员：王伟 期货从业证号：F03143400 投资咨询从业证号：Z0022141 研究员：陈婧 FRM 期货从业证号：F03107034 投资咨询从业证号：Z0018401 研究员：陈寒松 期货从业证号：F03129697 投资咨询从业证号：Z0020351 联系方式： 上海：021-65789219 北京：010-68569781 1.期货：今日沪铜 2505 合约收于 77600 元，跌幅 0.5%，沪铜指数增仓 4180 手至 53.41 万 手。 2.现货：铜价震荡下行但仍处高位，下游接货需求有所减弱，成交重心有所下调。上海报 升水 175 元/吨，较上一交易日下跌 10 元/吨，天津报贴水 10 元/吨，下跌 10 元/吨。广东 地区报升水 225 元/吨，持平昨日。 【重要资讯】 1.截至 4 月 24 日周四，全国主流地区铜库存较周一下降 1.48 万吨至 18.17 万吨，较上周四 下降 5.1 ...

1. Report Industry Investment Ratings - **Foreign Exchange Futures (US Dollar Index)**: Short - term rebound [15] - **Gold**: Short - term market volatility increases, and the risk of correction after a rapid rise increases [17] - **US Stock Index Futures**: Fed officials' attitude change repairs short - term market sentiment, but the downward trend in the US stock market is not reversed [20] - **Stock Index Futures**: Wait for the Politburo meeting in April to set the future policy direction [25] - **Black Metals (Coking Coal/Coke)**: After a sharp short - term decline, market sentiment is released. The near - month contract has weak performance in delivery games, and the main contract fluctuates weakly [27] - **Agricultural Products (Soybean Meal)**: Futures prices remain volatile for the time being. Soybean meal spot is strong in the short term but is expected to decline gradually in May [31] - **Agricultural Products (Soybean Oil/Rapeseed Oil/Palm Oil)**: In the short term, the oil market lacks clear guidance. It is recommended to go long on rapeseed oil and short on palm oil [34] - **Agricultural Products (Sugar)**: Zhengzhou sugar is expected to fluctuate weakly under the influence of the external market in Q2 2025. Pay attention to the weather in the producing areas and the Brazilian crushing production [39] - **Agricultural Products (Corn Starch)**: The current CS - C futures spread is expected to have small fluctuations [40] - **Agricultural Products (Corn)**: Long the 07 contract in the medium - to - long term. The 5 - 7 spread is expected to fluctuate narrowly, and pay attention to the 7 - 9 and 7 - 11 positive spread opportunities [42] - **Black Metals (Rebar/Hot - Rolled Coil)**: In the short term, it is recommended to be cautious with light positions and pay attention to spot rebound hedging opportunities [46] - **Non - ferrous Metals (Polysilicon)**: Pay attention to the PS2506 - 2507/PS2507 - PS2508 positive spread opportunities [48] - **Non - ferrous Metals (Industrial Silicon)**: Partially stop profit on previous short positions. Do not go long on the left side. Consider going long on the right side after clear signals appear [49] - **Non - ferrous Metals (Lithium Carbonate)**: Adopt a bearish approach and pay attention to shorting opportunities at the upper edge of the range [51] - **Non - ferrous Metals (Copper)**: In the short term, copper prices may continue to fluctuate strongly. Adopt a band - trading strategy and pay attention to the domestic - foreign reverse arbitrage strategy [54] - **Non - ferrous Metals (Nickel)**: Hold previous long positions. Investors without positions should wait and see and pay attention to position management [58] - **Non - ferrous Metals (Lead)**: Wait and see in the short term. Hold previous long positions and wait for high - selling opportunities. Hold the domestic - foreign reverse arbitrage [62] - **Non - ferrous Metals (Zinc)**: Pay attention to the mid - line rebound shorting opportunities near the moving average. Adopt the domestic - foreign positive arbitrage strategy in the mid - line [67] - **Energy Chemicals (Crude Oil)**: Oil prices are expected to maintain range - bound fluctuations [71] - **Energy Chemicals (Urea)**: The futures price is expected to enter a volatile pattern with the possibility of a pulse - type rebound in the short term. In the medium term, the price may decline due to supply pressure [74] - **Energy Chemicals (Bottle Chips)**: Pay attention to the implementation of the industry's joint production reduction [77] - **Energy Chemicals (Caustic Soda)**: The rebound of caustic soda spot weakens, and the futures price falls. Pay attention to macro - impacts [79] - **Energy Chemicals (Pulp)**: The short - term market is dominated by macro - factors. It is recommended to wait and see [81] - **Energy Chemicals (PVC)**: Pay attention to the impact of tariffs on commodity demand and domestic stimulus policies [82] - **Energy Chemicals (Carbon Emissions)**: CEA prices are expected to continue to decline in the short term [85] - **Energy Chemicals (Soda Ash)**: Soda ash futures prices are expected to be under pressure. Adopt a mid - line short - selling strategy [86] - **Energy Chemicals (Float Glass)**: Near - month contracts are expected to be under pressure. Consider going long on far - month contracts at low prices, but do not be overly optimistic about the rebound space [87] 2. Core Views - Trump changed his stance on firing Powell in advance, hoping that the Fed would cut interest rates quickly. Market risk appetite rebounded significantly, and the US dollar index rebounded [14]. - Spot gold prices fell after rising to $3500. Market speculative fever cooled down. Trump's statement of not firing Powell led to a rebound in overseas market risk appetite and a correction in gold prices [16]. - The IMF lowered the global economic growth forecast for 2025. In the Chinese stock market, on April 22, the stock index sentiment was strong, and the market rose slightly with increased trading volume. The Shanghai Composite Index reached 3300 points. The expectation of domestic demand policies is strengthening [3]. - The year - on - year decline in new home sales in 10 major cities was 18.5%. Steel prices fluctuated and declined. The market was sensitive to overseas trade risks and was in a game between weakening demand expectations and relatively strong reality [4]. - The US announced the final anti - dumping and counter - subsidy tax rulings on photovoltaic products from four Southeast Asian countries. The polysilicon contract valuation is low, and positive spread opportunities can be关注 [5]. - US API crude oil inventory data affected the market, and oil prices rebounded due to geopolitical conflict news [6]. 3. Summaries According to the Catalog 3.1 Financial News and Comments 3.1.1 Macro Strategy (Foreign Exchange Futures - US Dollar Index) - Richmond Fed President Tom Barkin said the US economy is in good shape, but there are concerns about corporate investment and consumer spending [12]. - The US, Ukraine, and European allies will hold talks on a peace plan. Trump said he has no intention of firing Fed Chairman Powell and hopes for faster interest - rate cuts. Market risk appetite rebounded, and the US dollar index rebounded [13][14]. 3.1.2 Macro Strategy (Gold) - Trump said the cryptocurrency industry needs clear regulatory policies. Spot gold prices fell after reaching a high. The end of the market driven by end - of - the - world options and Trump's statement led to a rebound in risk appetite and a correction in gold prices [16]. 3.1.3 Macro Strategy (US Stock Index Futures) - The IMF lowered the global economic growth forecast for 2025. US officials signaled a relaxation of tariff policies, and Trump said he has no intention of firing Powell. Market sentiment improved in the short term, but the downward trend in the US stock market is not reversed [18][20]. 3.1.4 Macro Strategy (Stock Index Futures) - Multiple regions in China are planning to introduce a new round of stimulus policies. The IMF lowered the global economic growth forecast for 2025. On April 22, the stock index sentiment was strong, and the Shanghai Composite Index reached 3300 points. The expectation of domestic demand policies is strengthening [21][22]. 3.2 Commodity News and Comments 3.2.1 Black Metals (Coking Coal/Coke) - The Mongolian imported coking coal market is weak. The first round of coke price increase has been implemented, but further increases are difficult. The supply of coke is relatively high, and inventories are decreasing. The coking coal market is under pressure, and the main contract fluctuates weakly [26][27]. 3.2.2 Agricultural Products (Soybean Meal) - ADM will close a soybean processing plant in South Carolina. Brazil's soybean exports in the first three weeks of April were 9423 million tons. The domestic soybean meal spot is in short supply, and futures prices remain volatile [28][29]. 3.2.3 Agricultural Products (Soybean Oil/Rapeseed Oil/Palm Oil) - Malaysia's palm oil exports from April 1 - 20 increased by 3.64% month - on - month. Brazil's soybean harvest progress as of April 19 was 92.5%. The oil market rebounded slightly. It is recommended to go long on rapeseed oil and short on palm oil [32][33]. 3.2.4 Agricultural Products (Sugar) - India plans to increase sugarcane production by 7% in the next three years. Pakistan's sugar exports in the first 9 months of the 2024/25 season increased significantly. A sugar factory in Guangxi cleared its inventory ahead of schedule. Zhengzhou sugar is expected to fluctuate weakly in Q2 2025 [35][39]. 3.2.5 Agricultural Products (Corn Starch) - The domestic corn starch spot price is stable. Due to high raw material costs and weak downstream demand, the market is in a stalemate. After the export restriction policy was lifted, starch exports increased, and the futures spread is expected to have small fluctuations [40]. 3.2.6 Agricultural Products (Corn) - The price of corn in the Northeast is stable, while that in North China is rising. The average national corn price on April 21 was 2198.33 yuan/ton. It is recommended to go long on the 07 contract in the medium - to - long term and pay attention to positive spread opportunities [41][42]. 3.2.7 Black Metals (Rebar/Hot - Rolled Coil) - The year - on - year decline in new home sales in 10 major cities was 18.5%. India imposed a 12% temporary safeguard tax on flat steel products. Steel prices fluctuated and declined. The market is in a game between weakening demand expectations and relatively strong reality. It is recommended to be cautious with light positions [43][46]. 3.2.8 Non - ferrous Metals (Polysilicon) - The US announced the final anti - dumping and counter - subsidy tax rulings on photovoltaic products from four Southeast Asian countries. It is expected that polysilicon production will increase in May, and inventory will decrease. Pay attention to positive spread opportunities [47][48]. 3.2.9 Non - ferrous Metals (Industrial Silicon) - In March, the export of silicone increased significantly. The price of industrial silicon has fallen below the cash cost line. Some manufacturers plan to reduce production. It is recommended to partially stop profit on previous short positions and wait for clear signals to go long [49]. 3.2.10 Non - ferrous Metals (Lithium Carbonate) - A lithium mine in Inner Mongolia obtained a mining license. Some salt factories are undergoing maintenance, and the supply is expected to decrease slightly. However, the decline in ore prices makes it difficult for prices to rebound. Adopt a bearish approach [50][51]. 3.2.11 Non - ferrous Metals (Copper) - A copper mine project in Zambia was approved for mining, and a company in Yingtan plans to expand its recycled copper project. Macro - factors are less negative for copper prices. In the short term, copper prices may fluctuate strongly. Consider a band - trading strategy and domestic - foreign reverse arbitrage [52][54]. 3.2.12 Non - ferrous Metals (Nickel) - Indonesia announced the second - phase nickel ore domestic trade benchmark price in April, which decreased. Stainless steel mills are reducing production. The price of nickel is expected to repair its valuation. Hold previous long positions and wait and see for investors without positions [55][58]. 3.2.13 Non - ferrous Metals (Lead) - Some lead refineries in Central and East China reduced production due to raw material shortages. The supply of lead may decline earlier than demand. Short - term tightness is possible. It is recommended to wait and see and hold previous long positions [61][62]. 3.2.14 Non - ferrous Metals (Zinc) - Some zinc - mining companies' production in Q1 2025 decreased. The zinc market is in a situation of weak supply and demand, with demand being weaker. Adopt a mid - line short - selling strategy and domestic - foreign positive arbitrage [63][67]. 3.2.15 Energy Chemicals (Crude Oil) - US API crude oil inventory decreased. The US announced new sanctions on Iran. Oil prices rebounded due to geopolitical conflict news and are expected to range - bound [68][71]. 3.2.16 Energy Chemicals (Urea) - In March 2025, urea imports decreased, and exports increased. The futures price of urea is expected to enter a volatile pattern with the possibility of a pulse - type rebound in the short term. In the medium term, the price may decline due to supply pressure [72][74]. 3.2.17 Energy Chemicals (Bottle Chips) - The export price of bottle chips is mostly stable, with some slight decreases. The polyester raw material market is weak. The supply of bottle chips may increase under high - capacity operation. Pay attention to the implementation of industry - wide production reduction [75][77]. 3.2.18 Energy Chemicals (Caustic Soda) - On April 22, the price of liquid caustic soda in Shandong was adjusted. The supply decreased slightly, and the demand was good. The futures price of caustic soda fell. Pay attention to macro - impacts [78][79]. 3.2.19 Energy Chemicals (Pulp) - The spot price of imported wood pulp weakened. The futures price of pulp was affected by macro - factors. It is recommended to wait and see [80][81]. 3.2.20 Energy Chemicals (PVC) - The spot price of PVC powder decreased, and the futures price fluctuated downward. The downstream purchasing enthusiasm increased. Pay attention to the impact of tariffs and domestic stimulus policies [82]. 3.2.21 Energy Chemicals (Carbon Emissions) - The National Energy Administration released the "China Green Power Certificate Development Report (2024)". The CEA price is under pressure due to a large supply surplus. It is expected to continue to decline in the short term [83][85]. 3.2.22 Energy Chemicals (Soda Ash) - On April 22, the soda ash market in Shahe adjusted weakly. The supply of soda ash is high, and the demand is not strong. Soda ash futures prices are expected to be under pressure. Adopt a mid - line short - selling strategy [86]. 3.2.23 Energy Chemicals (Float Glass) - On April 22, the price of float glass in Shahe was stable. The glass futures price fluctuated slightly. Near - month contracts are expected to be under pressure. Consider going long on far - month contracts at low prices, but do not be overly optimistic about the rebound space [87].

1. Report Industry Investment Rating No relevant information provided. 2. Core Views of the Report - Trump's tariff policies have a significant impact on the global financial market and有色金属 prices. Short - term price fluctuations are intense, and the medium - term supply - demand fundamentals of various metals are still the main factors affecting prices [3][18][37] - For different metals, the report provides corresponding trading strategies based on their supply - demand relationships, cost factors, and policy impacts [3][10][23] 3. Summary by Related Catalogs Copper - **Market Review**: The Shanghai Copper 2504 contract closed at 75,400 yuan, up 4.23%, and the Shanghai Copper Index increased its position by 3,919 lots to 543,300 lots. The spot premium decreased [2] - **Important Information**: As of April 10, the national mainstream copper inventory decreased significantly. It is expected that the supply will be tight next week, and the demand increase will be limited, and the inventory is expected to continue to decline [2] - **Logic Analysis**: Trump's tariff suspension announcement led to a short - term rebound in LME copper. The fundamentals show a back structure, and the impact of the trade war on orders may appear after April. It is recommended to short on rebounds [3] - **Trading Strategy**: Hold short positions and wait and see for arbitrage [3] Alumina - **Market Review**: The Alumina 2505 contract rose 35 yuan/ton to 2,790 yuan/ton, and the position increased by 20,444 lots to 392,500 lots. The spot price decreased in most regions [5] - **Related Information**: Multiple alumina plants are undergoing maintenance, and new production lines are put into operation. The national alumina inventory increased, and the price of imported bauxite decreased [6][7] - **Logic Analysis**: Although the short - term supply - demand surplus situation is alleviated, it is difficult to change in the medium - term. It is recommended to short after the rebound [9] - **Trading Strategy**: Short the price, wait and see for arbitrage, and buy put options [10][11] Electrolytic Aluminum - **Market Review**: The Shanghai Aluminum 2505 contract closed at 19,805 yuan/ton, up 360 yuan/ton, and the position decreased by 19,603 lots to 509,800 lots. The spot price increased [13] - **Related Information**: Trump adjusted the tariff policy, and China counter - imposed tariffs. The US 10 - year Treasury yield soared. The domestic aluminum inventory decreased, and the CPI and PPI data were released [14][16] - **Trading Logic**: Trump's tariff suspension led to a market rebound. The tariff may affect aluminum exports, and the domestic second - quarter demand and inventory will support the basis and month - to - month spread [18] - **Trading Strategy**: Wait and see for the short - term due to macro - uncertainty, expect the AL05 - 08 contract spread to widen, and wait and see for options [23] Zinc - **Market Review**: The Shanghai Zinc 2505 rose 2.92% to 22,705 yuan/ton, and the position of the Shanghai Zinc Index decreased by 17,515 lots to 208,600 lots. The downstream procurement was cautious [21] - **Related Information**: As of April 10, the domestic zinc ingot inventory decreased, and the spot trading improved [22] - **Logic Analysis**: In April, the domestic zinc concentrate supply is still loose, and the smelting plant is profitable. The consumption in April is expected to be boosted [25] - **Trading Strategy**: The zinc price runs strongly in the short - term and can be shorted on highs in the long - term. Wait and see for arbitrage and options [26] Lead - **Market Review**: The Shanghai Lead 2505 rose 1.97% to 16,800 yuan/ton, and the position of the Shanghai Lead Index decreased by 7,357 lots to 81,800 lots. The spot price increased, and the supply and demand were weak [28] - **Related Information**: As of April 10, the domestic lead ingot inventory decreased [29] - **Logic Analysis**: In April, the supply of primary lead may decrease due to maintenance, and the raw materials of secondary lead smelters are in short supply. The consumption is weak, and attention should be paid to imports [30] - **Trading Strategy**: The lead price may rebound in the short - term, and there is a risk of further decline. Wait and see for arbitrage and options [31][33] Nickel - **Market Review**: The main contract of Shanghai Nickel NI2505 fell 2,690 to 121,600 yuan/ton, and the position of the index increased by 7,287 lots. The spot premium decreased [35] - **Related Information**: The EU announced counter - measures against US tariffs, and the Fed's attitude towards interest rate cuts is cautious [36] - **Logic Analysis**: The short - term raw materials are tight, and the spot premium is strong. The medium - term supply may be in surplus, and it is recommended to short after the rebound [37] - **Trading Strategy**: The nickel price is weak, wait and see for arbitrage and options [38][39][40] Stainless Steel - **Market Review**: The main SS2505 contract fell 35 to 12,675 yuan/ton, and the position of the index decreased by 734 lots. The spot price range is 12,700 - 13,200 yuan/ton for cold - rolled and 12,700 - 12,800 yuan/ton for hot - rolled [43] - **Related Information**: The EU may impose import restrictions on stainless steel [44] - **Logic Analysis**: The nickel price is weak, and the stainless steel demand is poor. It is expected to be weak in the short - term [45] - **Trading Strategy**: The price fluctuates weakly, and pay attention to domestic stimulus policies. Wait and see for arbitrage [46][47] Tin - **Market Review**: The Shanghai Tin 2505 contract closed at 257,200 yuan/ton, down 2,220 yuan/ton, and the position increased by 392 lots to 77,660 lots. The spot price decreased [49] - **Related Information**: The Bisie tin mine in Congo (Kinshasa) is resuming production, and Indonesia may increase the mining royalty rate. The Myanmar earthquake affects the resumption of production [50][52][53] - **Logic Analysis**: The resumption of production in Congo (Kinshasa) affects the price, and the supply in Indonesia and Myanmar is uncertain. The downward space of the tin price may be limited [54] - **Trading Strategy**: The supply contradiction is weakened, and the macro - sentiment improves. Be cautious in operation and wait and see for options [55][56] Industrial Silicon - **Market Review**: The industrial silicon futures main contract opened slightly higher and fluctuated narrowly, closing at 9,555 yuan/ton. The spot price of some grades decreased [58] - **Related Information**: Trump suspended tariffs on some countries, and a 100,000 - ton industrial silicon project was put into operation [59] - **Logic Analysis**: The inventory is high, and the price is difficult to reverse. The cost decreases, and the short - term price may rebound [60] - **Trading Strategy**: Operate within the range, wait and see for options, and participate in the reverse arbitrage of Si2511 and Si2512 [61] Polysilicon - **Market Review**: The polysilicon futures main contract opened high and closed low, closing at 42,190 yuan/ton, down 1.01%. The spot price of some enterprises decreased [62] - **Related Information**: Trump suspended tariffs on some countries [63][64] - **Logic Analysis**: In April, the polysilicon industry will reduce inventory. There are risks of insufficient warehouse receipts and falling spot prices. Adjust the trading strategy [65] - **Trading Strategy**: Go long in the short - term and avoid short - selling. Hold the positive arbitrage of PS2506 and PS2511, and hold the reverse arbitrage of PS2511 and PS2512 [66] Lithium Carbonate - **Market Review**: The main 2505 contract rose 1,060 to 70,540 yuan/ton, and the position of the index decreased by 4,973 lots. The spot price increased [67] - **Related Information**: A photovoltaic project was signed [68] - **Logic Analysis**: The trade war may affect lithium battery exports. The supply is expected to increase after May, and the price may fluctuate weakly [69][71] - **Trading Strategy**: Close short positions appropriately below 70,000, enter the market again on rebounds, wait and see for arbitrage, and sell out - of - the - money call options [72]