1. Report Industry Investment Ratings - Iron ore: With the macro risk preference not significantly corrected, there is still support [2][4] - Rebar: Wide - range oscillation [2][6] - Hot - rolled coil: Wide - range oscillation [2][7] - Ferrosilicon: Weak oscillation due to cold market sentiment [2][10] - Silicomanganese: Weak oscillation due to cold market sentiment [2][10] - Coke: Wide - range oscillation [2][13] - Coking coal: Wide - range oscillation [2][13] - Log: Repeated oscillation [2][16] 2. Core Views - The report analyzes the market trends of various black - series futures products on August 21, 2025, including iron ore, rebar, hot - rolled coil, ferrosilicon, silicomanganese, coke, coking coal, and log, providing corresponding investment ratings and trend intensities based on fundamental data and macro - industry news [2][4][6] 3. Summary by Related Catalogs Iron Ore - **Fundamental Data**: No detailed data presented in the text [4] - **Macro and Industry News**: On August 15, local time, the Trump administration of the United States announced an expansion of the scope of the 50% tariff on steel and aluminum imports, including hundreds of derivative products in the tariff - imposed list [4] - **Trend Intensity**: 1, indicating a relatively strong upward trend [4] Rebar and Hot - Rolled Coil - **Fundamental Data** - Rebar (RB2510): Yesterday's closing price was 3,132 yuan/ton, down 12 yuan/ton (- 0.38%); trading volume was 1,317,374 lots, and open interest was 1,523,392 lots, a decrease of 85,302 lots [7] - Hot - rolled coil (HC2510): Yesterday's closing price was 3,402 yuan/ton, down 21 yuan/ton (- 0.61%); trading volume was 619,254 lots, and open interest was 1,123,892 lots, a decrease of 61,086 lots [7] - **Macro and Industry News** - The manufacturing supply index (MMSI) in July was 146.13, a month - on - month decrease of 4.83% [8] - From January to July, the national general public budget revenue was 13.5839 trillion yuan, a year - on - year increase of 0.1% [8] - In early August 2025, key steel enterprises produced 20.74 million tons of crude steel, with an average daily output of 2.074 million tons (a 4.7% increase in daily output month - on - month); 19.14 million tons of pig iron, with an average daily output of 1.914 million tons (a 3.2% increase in daily output month - on - month); and 20.05 million tons of steel, with an average daily output of 2.005 million tons (a 4.1% decrease in daily output month - on - month) [8] - In early August 2025, the steel inventory of key steel enterprises was 15.07 million tons, a 2.0% increase from the previous ten - day period [9] - On August 14, steel output: rebar - 0.73 million tons, hot - rolled coil + 0.7 million tons; total inventory: rebar + 30.51 million tons, hot - rolled coil + 0.84 million tons; apparent demand: rebar - 20.85 million tons, hot - rolled coil + 8.54 million tons [9] - **Trend Intensity**: 0 for both rebar and hot - rolled coil, indicating a neutral trend [9] Ferrosilicon and Silicomanganese - **Fundamental Data** - Ferrosilicon 2511: Closing price was 5,622 yuan/ton, down 56 yuan/ton; trading volume was 267,911 lots, and open interest was 228,094 lots [10] - Silicomanganese 2511: Closing price was 5,818 yuan/ton, down 80 yuan/ton; trading volume was 56,642 lots, and open interest was 117,713 lots [10] - **Macro and Industry News** - On August 20, the price of 72 ferrosilicon in Shaanxi was 5,300 - 5,400 yuan/ton (- 50), and the price of 6517 silicomanganese in the north was 5,800 - 5,900 yuan/ton (- 50) [11] - A steel mill in Fujian set the price of silicomanganese at 6,017 yuan/ton on the 19th, a 217 - yuan increase from July, with a procurement volume of 11,600 tons [11] - In July 2025, the national manganese ore import volume was 2.7435 million tons, a 2.22% increase from June and a 19.61% increase from July last year [12] - **Trend Intensity**: - 1 for both ferrosilicon and silicomanganese, indicating a relatively weak downward trend [12] Coke and Coking Coal - **Fundamental Data** - Coking coal (JM2601): Closing price was 1,162.5 yuan/ton, down 32 yuan/ton (- 2.7%); trading volume was 1,974,478 lots, and open interest was 698,714 lots, a decrease of 15,151 lots [13] - Coke (J2601): Closing price was 1,678 yuan/ton, down 30.5 yuan/ton (- 1.8%); trading volume was 30,721 lots, and open interest was 39,060 lots, an increase of 644 lots [13] - **Macro and Industry News**: On August 15, local time, the Trump administration of the United States announced an expansion of the scope of the 50% tariff on steel and aluminum imports, including hundreds of derivative products in the tariff - imposed list [14] - **Trend Intensity**: 0 for both coke and coking coal, indicating a neutral trend [15] Log - **Fundamental Data**: The report provides detailed data on the closing prices, trading volumes, open interests, and price differences of log futures contracts (such as 2509, 2511, 2601), as well as the price information of log spot markets in Shandong and Jiangsu [17] - **Macro and Industry News**: In July, the commodity residential sales prices in 70 large and medium - sized cities decreased month - on - month, and the year - on - year decline generally narrowed [19] - **Trend Intensity**: 0, indicating a neutral trend [19]