金属期权 2025-08-26 金属期权策略早报 | 卢品先 | 投研经理 | 从业资格号：F3047321 | 交易咨询号：Z0015541 | 邮箱：lupx@wkqh.cn | | --- | --- | --- | --- | --- | | 黄柯涵 | 期权研究员 | 从业资格号：F03138607 | 电话：0755-23375252 | 邮箱：huangkh@wkqh.cn | | 李仁君 | 产业服务 | 从业资格号：F03090207 | 交易咨询号：Z0016947 | 邮箱：lirj@wkqh.cn | 金属期权策略早报概要：（1）有色金属偏弱震荡，构建卖方中性波动率策略策略；（2）黑色系维持大幅度波动的 行情走势，适合构建做空波动率组合策略；（3）贵金属高位盘整震荡有所回落，构建现货避险策略。 | 表1：标的期货市场概况 | | --- | | 期权品种 | 标的合约 | 最新价 | 涨跌 | 涨跌幅 | 成交量 | 量变化 | 持仓量 | 仓变化 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | | | （ ...

金属期权 2025-08-25 金属期权策略早报 | 卢品先 | 投研经理 | 从业资格号：F3047321 | 交易咨询号：Z0015541 | 邮箱：lupx@wkqh.cn | | --- | --- | --- | --- | --- | | 黄柯涵 | 期权研究员 | 从业资格号：F03138607 | 电话：0755-23375252 | 邮箱：huangkh@wkqh.cn | | 李仁君 | 产业服务 | 从业资格号：F03090207 | 交易咨询号：Z0016947 | 邮箱：lirj@wkqh.cn | 金属期权策略早报概要：（1）有色金属偏弱震荡，构建卖方中性波动率策略策略；（2）黑色系维持大幅度波动的 行情走势，适合构建做空波动率组合策略；（3）贵金属高位盘整震荡有所回落，构建现货避险策略。 | 表1：标的期货市场概况 | | --- | | 期权品种 | 标的合约 | 最新价 | 涨跌 | 涨跌幅 | 成交量 | 量变化 | 持仓量 | 仓变化 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | | | （ ...

金属期权 2025-08-22 金属期权策略早报 | 卢品先 | 投研经理 | 从业资格号：F3047321 | 交易咨询号：Z0015541 | 邮箱：lupx@wkqh.cn | | --- | --- | --- | --- | --- | | 黄柯涵 | 期权研究员 | 从业资格号：F03138607 | 电话：0755-23375252 | 邮箱：huangkh@wkqh.cn | | 李仁君 | 产业服务 | 从业资格号：F03090207 | 交易咨询号：Z0016947 | 邮箱：lirj@wkqh.cn | 表2：期权因子—量仓PCR | 期权品种 | 成交量 | 量变化 | 持仓量 | 仓变化 | 成交量 | 量PCR | 持仓量 | 仓PCR | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | | | | PCR | 变化 | PCR | 变化 | | 铜 | 78,247 | -4,389 | 118,896 | -300 | 0.77 | -0.16 | 0.87 | -0.01 | | 铝 | 48,439 ...

Report Summary 1. Investment Rating The report does not provide an overall investment rating for the metal options industry. 2. Core Viewpoints - The non - ferrous metals are in a weak and volatile state, and a seller's neutral volatility strategy is recommended. - The black metals show significant fluctuations, and a short - volatility portfolio strategy is suitable. - The precious metals are consolidating at high levels with a slight decline, and a spot hedging strategy is advised [2]. 3. Summary by Relevant Catalogs 3.1. Futures Market Overview - **Copper (CU2510)**: The latest price is 78,700, up 150 (0.19%). The trading volume is 4.84 million lots (up 2.48 million lots), and the open interest is 13.98 million lots (up 0.18 million lots) [3]. - **Aluminum (AL2510)**: The latest price is 20,565, up 75 (0.37%). The trading volume is 12.82 million lots (up 2.30 million lots), and the open interest is 22.80 million lots (down 0.67 million lots) [3]. - Other metals such as zinc, lead, nickel, etc., also have detailed price, trading volume, and open - interest data provided in the report [3]. 3.2. Option Factors - Volume and Open Interest PCR - **Copper**: The volume PCR is 0.93 (up 0.19), and the open - interest PCR is 0.88 (up 0.07) [4]. - **Aluminum**: The volume PCR is 1.26 (up 0.09), and the open - interest PCR is 0.91 (unchanged) [4]. 3.3. Option Factors - Pressure and Support Levels - **Copper**: The pressure point is 80,000, and the support point is 78,000 [5]. - **Aluminum**: The pressure point is 20,800, and the support point is 20,000 [5]. 3.4. Option Factors - Implied Volatility - **Copper**: The at - the - money implied volatility is 8.38%, and the weighted implied volatility is 13.00% (down 0.73%) [6]. - **Aluminum**: The at - the - money implied volatility is 9.10%, and the weighted implied volatility is 12.07% (down 0.58%) [6]. 3.5. Strategy and Recommendations - **Non - ferrous Metals (e.g., Copper)**: - **Fundamentals**: The combined inventory of the three major exchanges increased by 0.7 million tons, with the SHFE inventory increasing by 0.4 million tons to 8.6 million tons [7]. - **Market Analysis**: Since June, it has shown a bullish trend, with a high - level consolidation pattern since August [7]. - **Option Strategy**: Build a short - volatility seller's option portfolio strategy and a spot long - hedging strategy [7]. - **Precious Metals (e.g., Gold)**: - **Fundamentals**: The US CPI and core CPI data in July have different year - on - year and month - on - month changes [12]. - **Market Analysis**: Shanghai gold has been in a high - level consolidation and decline recently [12]. - **Option Strategy**: Construct a neutral short - volatility option seller's portfolio strategy and a spot hedging strategy [12]. - **Black Metals (e.g., Rebar)**: - **Fundamentals**: The social inventory of rebar increased by 6.8% week - on - week, and the factory inventory increased by 2.4% week - on - week [13]. - **Market Analysis**: Since June, it has been in a low - level consolidation and then a rebound, followed by a decline recently [13]. - **Option Strategy**: Build a bear - spread option strategy, a short - volatility strategy, and a spot long - covered call strategy [13].

1. Report Industry Investment Rating - Not provided in the content 2. Core Viewpoints of the Report - For non - ferrous metals, construct a seller neutral volatility strategy as they are in a weak and volatile state [2] - For the black series, build a short - volatility combination strategy due to their large - amplitude fluctuations [2] - For precious metals, construct a spot hedging strategy as they are consolidating at high levels and have declined [2] 3. Summary by Relevant Catalogs 3.1 Futures Market Overview - The latest prices, price changes, trading volumes, and open interest changes of 17 metal futures contracts including copper, aluminum, and zinc are presented [3] 3.2 Option Factors - Volume and Open Interest PCR - The volume PCR and open interest PCR of various metal options are provided, which are used to describe the strength of options underlying market trends and the turning points of the underlying market trends respectively [4] 3.3 Option Factors - Pressure and Support Levels - From the perspective of the strike prices with the largest open interest of call and put options, the pressure and support levels of various metal options are given [5] 3.4 Option Factors - Implied Volatility - The implied volatility data of various metal options are presented, including at - the - money implied volatility, weighted implied volatility, and the difference between implied and historical volatility [6] 3.5 Strategy and Recommendations 3.5.1 Non - ferrous Metals - **Copper**: Build a short - volatility seller option portfolio strategy and a spot long - hedging strategy [7] - **Aluminum/Alumina**: Construct a short - neutral call + put option combination strategy and a spot collar strategy [9] - **Zinc/Lead**: Build a short - neutral call + put option combination strategy and a spot collar strategy [9] - **Nickel**: Construct a short - bearish call + put option combination strategy and a spot covered - call strategy [10] - **Tin**: Build a short - volatility strategy and a spot collar strategy [10] - **Lithium Carbonate**: Construct a short - bullish call + put option combination strategy and a spot long - hedging strategy [11] 3.5.2 Precious Metals - **Gold/Silver**: Build a neutral short - volatility option seller combination strategy and a spot hedging strategy [12] 3.5.3 Black Series - **Rebar**: Construct a bearish call spread strategy, a short - bearish call + put option combination strategy, and a spot covered - call strategy [13] - **Iron Ore**: Build a short - bearish call + put option combination strategy and a spot collar strategy [13] - **Ferroalloys**: Build a short - volatility strategy for manganese silicon [14] - **Industrial Silicon/Polysilicon**: Construct a short - volatility call + put option combination strategy and a spot hedging strategy [14] - **Glass**: Build a bearish call spread strategy, a short - volatility call + put option combination strategy, and a spot collar strategy [15] 3.6 Charts - Price charts, option volume and open interest charts, PCR charts, implied volatility charts, historical volatility cone charts, and pressure and support level charts of various metals such as copper, aluminum, and zinc are provided [18][38][57]

1. Report Industry Investment Rating - No information provided in the document. 2. Core Views of the Report - The non - ferrous metals are in a moderately bullish and volatile trend, and a seller's neutral volatility strategy is recommended; the black metals are experiencing significant fluctuations, suitable for a short - volatility portfolio strategy; the precious metals are consolidating at high levels, and a spot hedging strategy is suggested [2]. 3. Summary by Related Catalogs 3.1 Futures Market Overview - Copper (CU2509) is priced at 78,840, down 180 (-0.23%), with a trading volume of 4.48 million lots (down 0.53 million) and an open interest of 14.74 million lots (down 0.51 million) [3]. - Aluminum (AL2509) is at 20,615, up 5 (0.02%), trading volume of 10.94 million lots (up 1.30 million), and open interest of 17.30 million lots (down 2.08 million) [3]. - Similar data is provided for other metals such as zinc, lead, nickel, etc. 3.2 Option Factors - Volume and Open Interest PCR - For copper, the volume PCR is 0.63 (up 0.01), and the open - interest PCR is 0.78 (unchanged) [4]. - Aluminum has a volume PCR of 1.04 (up 0.37) and an open - interest PCR of 0.87 (down 0.04) [4]. - Similar data is available for other metals. 3.3 Option Factors - Pressure and Support Levels - Copper has a pressure point at 80,000 (offset - 2,000) and a support point at 78,000 (offset 0) [5]. - Aluminum's pressure point is 21,000 (offset 0) and support point is 20,000 (offset 0) [5]. - Similar data for other metals is presented in the report. 3.4 Option Factors - Implied Volatility - Copper's at - the - money implied volatility is 8.89%, weighted implied volatility is 14.24% (up 0.48%), and the difference between implied and historical volatility is - 5.44 [6]. - Aluminum's at - the - money implied volatility is 9.23%, weighted implied volatility is 13.24% (up 0.47%), and the difference between implied and historical volatility is - 2.32 [6]. - Similar data for other metals is provided. 3.5 Strategy and Recommendations 3.5.1 Non - ferrous Metals - **Copper**: Fundamental analysis shows that the inventory of the three major exchanges has increased by 0.7 million tons. The market has been in a high - level consolidation since June. The implied volatility is at the historical average, and the open - interest PCR is below 0.80. Recommended strategies include a short - volatility seller's option portfolio and a spot long - hedging strategy [7]. - **Aluminum**: The domestic inventory has increased. The market shows a bullish trend with high - level consolidation. The implied volatility is below the historical average, and the open - interest PCR is around 0.80. Recommended strategies include a short - neutral call + put option combination and a spot collar strategy [9]. - Similar analyses and strategies are provided for zinc, lead, nickel, tin, and lithium carbonate. 3.5.2 Precious Metals - **Gold**: The US CPI data shows a complex situation. The market is in a short - term strong consolidation. The implied volatility is around the historical average, and the open - interest PCR is below 0.60. Recommended strategies include a short - neutral volatility option seller's combination and a spot hedging strategy [12]. - **Silver**: Similar to gold, with specific market analysis and recommended strategies [12]. 3.5.3 Black Metals - **Rebar**: The social and factory inventories have increased. The market has been in a consolidation with some rebounds. The implied volatility is at a relatively high level, and the open - interest PCR is around 0.60. Recommended strategies include a short - neutral call + put option combination and a spot long - covered call strategy [13]. - **Iron ore**: The port inventory has increased, and the market is in a moderately bullish consolidation. The implied volatility is above the historical average, and the open - interest PCR is above 1.00. Recommended strategies include a short - neutral call + put option combination and a spot long - collar strategy [13]. - Similar analyses and strategies are provided for ferroalloys, industrial silicon, polysilicon, and glass.

1. Report Industry Investment Rating - No relevant content provided 2. Core Viewpoints of the Report - The report provides a comprehensive analysis of the metal options market, covering various metals such as non - ferrous metals, precious metals, and black metals. It analyzes the fundamentals, market trends, and option factors of each metal, and gives corresponding option strategies and suggestions [8] 3. Summary by Related Catalogs 3.1 Futures Market Overview - The report presents the latest prices, price changes, trading volumes, and open interest of various metal futures contracts, including copper, aluminum, zinc, etc [3] 3.2 Option Factors 3.2.1 Volume and Open Interest PCR - The volume PCR and open interest PCR of different metal options are presented, which are used to describe the strength of the option underlying market and the turning point of the underlying market [4] 3.2.2 Pressure and Support Levels - The pressure points, support points, maximum call option open interest, and maximum put option open interest of different metal options are provided, which are used to analyze the pressure and support levels of the underlying assets [5] 3.2.3 Implied Volatility - The implied volatility of different metal options is presented, including at - the - money implied volatility, weighted implied volatility, etc [6] 3.3 Strategy and Suggestions 3.3.1 Non - ferrous Metals - **Copper Options**: Build a short - volatility seller option portfolio strategy for volatility strategies and a spot hedging strategy for spot long - position hedging [7] - **Aluminum/Alumina Options**: Construct a neutral short - call + short - put option portfolio strategy for volatility strategies and a spot collar strategy for spot long - position hedging [9] - **Zinc/Lead Options**: Build a neutral short - call + short - put option portfolio strategy for volatility strategies and a spot collar strategy for spot long - position hedging [9] - **Nickel Options**: Construct a short - bearish call + short - put option portfolio strategy for volatility strategies and a spot long - position hedging strategy [10] - **Tin Options**: Build a short - volatility strategy for volatility strategies and a spot collar strategy for spot long - position hedging [10] - **Lithium Carbonate Options**: Construct a short - bullish call + short - put option portfolio strategy for volatility strategies and a spot long - position hedging strategy [11] 3.3.2 Precious Metals - **Gold/Silver Options**: Build a neutral short - volatility option seller portfolio strategy for volatility strategies and a spot hedging strategy for spot long - position hedging [12] 3.3.3 Black Metals - **Rebar Options**: Build a neutral short - call + short - put option portfolio strategy for volatility strategies and a spot covered - call strategy for spot long - position hedging [13] - **Iron Ore Options**: Build a neutral short - call + short - put option portfolio strategy for volatility strategies and a long - position collar strategy for spot long - position hedging [13] - **Ferroalloy Options**: Build a short - volatility strategy for volatility strategies and no spot hedging strategy [14] - **Industrial Silicon/Polysilicon Options**: Build a short - volatility short - call + short - put option portfolio strategy for volatility strategies and a spot long - position hedging strategy [14] - **Glass Options**: Build a short - volatility short - call + short - put option portfolio strategy for volatility strategies and a long - position collar strategy for spot long - position hedging [15]

Report Overview - Report Date: August 15, 2025 [1] - Report Type: Metal Options Strategy Morning Report - Analysts: Lu Pinxian, Huang Kehan, Li Renjun [2] Industry Investment Rating - Not provided in the document Core Viewpoints - Construct a neutral volatility strategy for the short side in non - ferrous metals as they show a moderately bullish and volatile trend [2] - Build a short - volatility combination strategy for the black series due to their large - amplitude fluctuations [2] - Develop a spot hedging strategy for precious metals which are consolidating at high levels [2] Summary by Directory 1. Futures Market Overview - **Price and Volume**: The latest prices, price changes, price change percentages, trading volumes, volume changes, open interests, and open interest changes of various metal futures contracts are presented. For example, the latest price of copper (CU2509) is 78,940, down 180 (- 0.23%), with a trading volume of 5.17 million lots (down 0.03 million lots) and an open interest of 15.23 million lots (down 0.65 million lots) [3] 2. Option Factors - PCR - **Volume and Open Interest PCR**: The volume PCR and open interest PCR of different metal options are provided. These indicators are used to describe the strength of the option underlying market and the turning point of the underlying market. For instance, the volume PCR of copper is 0.55 (up 0.17), and the open interest PCR is 0.78 (down 0.01) [4] 3. Option Factors - Pressure and Support Levels - **Pressure and Support Points**: The pressure points, pressure point offsets, support points, support point offsets, maximum call option open interests, and maximum put option open interests of various metal options are listed. For example, the pressure point of copper is 82,000, and the support point is 75,000 [5] 4. Option Factors - Implied Volatility - **Implied Volatility Indicators**: The at - the - money implied volatility, weighted implied volatility, weighted implied volatility changes, annual average implied volatility, call option implied volatility, put option implied volatility, 20 - day historical volatility, and the difference between implied and historical volatility of different metal options are given. For example, the at - the - money implied volatility of copper is 9.65%, and the weighted implied volatility is 13.96% (down 1.48%) [6] 5. Strategy and Recommendations Non - Ferrous Metals - **Copper**: Based on the fundamentals and market analysis, construct a short - volatility option combination strategy for the short side and a spot hedging strategy [7] - **Aluminum/Alumina**: Build a short - neutral call + put option combination strategy and a spot collar strategy [9] - **Zinc/Lead**: Develop a short - neutral call + put option combination strategy and a spot collar strategy [9] - **Nickel**: Construct a short - bearish call + put option combination strategy and a spot long - position hedging strategy [10] - **Tin**: Build a short - volatility strategy and a spot collar strategy [10] - **Lithium Carbonate**: Develop a short - bullish call + put option combination strategy and a spot long - position hedging strategy [11] Precious Metals - **Gold/Silver**: Construct a neutral short - volatility option combination strategy for the short side and a spot hedging strategy [12] Black Series - **Rebar**: Build a short - neutral call + put option combination strategy and a spot long - position covered call strategy [13] - **Iron Ore**: Develop a short - neutral call + put option combination strategy and a spot long - position collar strategy [13] - **Ferroalloys**: Construct a short - volatility strategy [14] - **Industrial Silicon/Polysilicon**: Build a short - volatility call + put option combination strategy and a spot hedging strategy [14] - **Glass**: Develop a short - volatility call + put option combination strategy and a spot long - position collar strategy [15]

1. Report Industry Investment Rating - No relevant content provided 2. Core Viewpoints of the Report - For non - ferrous metals, a neutral volatility strategy for sellers is recommended as they tend to move upwards. For the black series, a short - volatility combination strategy is suitable due to large - amplitude fluctuations. For precious metals, a spot hedging strategy is suggested as they are consolidating at high levels [2] 3. Summary by Related Catalogs 3.1 Futures Market Overview - The latest prices, price changes, trading volumes, and open interest of various metal futures contracts are presented. For example, the copper contract CU2509 is priced at 79,110, down 230 (-0.29%), with a trading volume of 5.20 million lots and an open interest of 15.89 million lots [3] 3.2 Option Factors - Volume and Open Interest PCR - The volume and open - interest PCR of different metal options are provided. For instance, the volume PCR of copper options is 0.38, down 0.20, and the open - interest PCR is 0.80, down 0.01 [4] 3.3 Option Factors - Pressure and Support Levels - The pressure and support levels of each metal option are analyzed. For example, the pressure point of copper options is 82,000, and the support point is 79,000 [5] 3.4 Option Factors - Implied Volatility - The implied volatility of various metal options is given. For example, the at - the - money implied volatility of copper options is 9.12%, and the weighted implied volatility is 15.44%, up 1.78% [6] 3.5 Strategy and Recommendations 3.5.1 Non - Ferrous Metals - **Copper Options**: The inventory of the three major exchanges has increased. A short - volatility seller option combination strategy and a spot hedging strategy are recommended [7] - **Aluminum/Alumina Options**: The market shows a bullish trend with high - level oscillations. A neutral short - call + short - put option combination strategy and a spot collar strategy are suggested [9] - **Zinc/Lead Options**: The inventory is at a low level. A neutral short - call + short - put option combination strategy and a spot collar strategy are recommended [9] - **Nickel Options**: The market is in a wide - range oscillation with short - selling pressure. A short - call + short - put option combination strategy with a short bias and a spot long - position hedging strategy are proposed [10] - **Tin Options**: The market is in a short - term weak oscillation. A short - volatility strategy and a spot collar strategy are recommended [10] - **Lithium Carbonate Options**: The market shows a short - term bullish trend. A long - biased short - call + short - put option combination strategy and a spot long - position hedging strategy are suggested [11] 3.5.2 Precious Metals - **Gold/Silver Options**: The gold market is expected to rise in the fourth quarter. A neutral short - volatility option seller combination strategy and a spot hedging strategy are recommended [12] 3.5.3 Black Series - **Rebar Options**: The inventory is increasing, and the market is in a small - amplitude consolidation oscillation. A neutral short - call + short - put option combination strategy and a spot long - position covered - call strategy are suggested [13] - **Iron Ore Options**: The inventory is rising, and the market is in a bullish oscillation. A neutral short - call + short - put option combination strategy and a spot long - position collar strategy are recommended [13] - **Ferroalloy Options**: The manganese - silicon market has large fluctuations. A short - volatility strategy is recommended [14] - **Industrial Silicon/Polysilicon Options**: The market has large - amplitude fluctuations. A short - volatility short - call + short - put option combination strategy and a spot hedging strategy are suggested [14] - **Glass Options**: The market is in a weak trend. A short - volatility short - call + short - put option combination strategy and a spot long - position collar strategy are recommended [15]

1. Report Industry Investment Rating No relevant content provided. 2. Core Viewpoints of the Report - The metal sector is divided into non - ferrous metals, precious metals, and black metals. For different metal options, corresponding strategies are proposed based on fundamental analysis, market trends, and option factors [8]. - For non - ferrous metals, a seller neutral volatility strategy can be constructed; for black metals, a short - volatility combination strategy is suitable; for precious metals, a spot hedging strategy is recommended [2]. 3. Summary by Related Catalogs 3.1 Futures Market Overview - The latest prices, price changes, trading volumes, and open interest of various metal futures contracts are presented, including copper, aluminum, zinc, etc. For example, the latest price of copper CU2509 is 79,410, with a price increase of 470 and a trading volume of 4.85 million lots [3]. 3.2 Option Factors 3.2.1 Volume and Open Interest PCR - Volume PCR and open interest PCR are used to describe the strength of the option underlying market and the turning point of the market. The values and changes of these factors for different metal options are provided, such as the volume PCR of copper is 0.58 with a change of 0.01, and the open interest PCR is 0.80 with a change of - 0.00 [4]. 3.2.2 Pressure and Support Levels - Pressure and support levels of different metal options are determined from the strike prices of the maximum open interest of call and put options. For example, the pressure level of copper is 82,000 and the support level is 75,000 [5]. 3.2.3 Implied Volatility - Implied volatility data of different metal options are provided, including at - the - money implied volatility, weighted implied volatility, and its changes. For example, the at - the - money implied volatility of copper is 9.05%, and the weighted implied volatility is 13.66% with a change of - 0.76% [6]. 3.3 Strategy and Recommendations 3.3.1 Non - Ferrous Metals - **Copper Option**: Based on the fundamental situation of increasing inventory in three major exchanges, and the market trend of high - level consolidation, a short - volatility seller option combination strategy is constructed, and a spot long - hedging strategy is also proposed [7]. - **Aluminum/Alumina Option**: Considering the inventory situation and market trend of high - level consolidation, a short - neutral call + put option combination strategy is constructed, and a spot collar strategy is proposed [9]. - **Zinc/Pb Option**: Given the low - level inventory and market trend of small - range oscillation, a short - neutral call + put option combination strategy is constructed, and a spot collar strategy is proposed [9]. - **Nickel Option**: Based on the inventory changes and market trend of wide - range oscillation with short - selling pressure, a short - bearish call + put option combination strategy is constructed, and a spot long - hedging strategy is proposed [10]. - **Tin Option**: Considering the inventory situation and market trend of short - term weak oscillation, a short - volatility strategy is constructed, and a spot collar strategy is proposed [10]. - **Lithium Carbonate Option**: Based on the inventory changes and market trend of short - term bullishness, a short - bullish call + put option combination strategy is constructed, and a spot long - hedging strategy is proposed [11]. 3.3.2 Precious Metals - **Gold/Silver Option**: Considering the economic data and market trend of high - level consolidation, a short - neutral volatility option seller combination strategy is constructed, and a spot hedging strategy is proposed [12]. 3.3.3 Black Metals - **Rebar Option**: Based on the inventory increase and market trend of small - range consolidation with pressure, a short - neutral call + put option combination strategy is constructed, and a spot long - covered call strategy is proposed [13]. - **Iron Ore Option**: Considering the inventory increase and market trend of bullish oscillation, a short - neutral call + put option combination strategy is constructed, and a spot long - collar strategy is proposed [13]. - **Ferroalloy Option**: Based on the production situation and market trend of large - range decline followed by small - range oscillation, a short - volatility strategy is constructed [14]. - **Industrial Silicon/Polysilicon Option**: Considering the inventory increase and market trend of large - range fluctuation, a short - volatility call + put option combination strategy is constructed, and a spot hedging strategy is proposed [14]. - **Glass Option**: Based on the inventory increase and market trend of weakness with pressure, a short - volatility call + put option combination strategy is constructed, and a spot long - collar strategy is proposed [15].