Group 1 - The coal industry is expected to see a year-on-year profit decline in October 2025, maintaining a neutral outlook due to coal prices being lower than the same period last year [4] - In the livestock breeding sector, the number of breeding sows was reported at 40.38 million at the end of August 2025, with a slight month-on-month decrease, indicating potential stability in meat prices until Q1 2026 [4] - The general steel industry is projected to experience positive year-on-year profit growth in September 2025, with the PMI rolling average remaining stable [5] Group 2 - The float glass industry is expected to see a positive gross profit year-on-year in September 2025, leading to an upgrade in its economic signal [5] - The cement industry is forecasted to maintain flat profits year-on-year in September 2025, with a continued neutral outlook while waiting for positive signals from new housing starts [5] - The fuel refining industry is anticipated to have positive year-on-year profit growth in September 2025, while the oil service sector maintains a neutral outlook due to the absence of an upward trend in oil prices [5]

- The report utilizes a methodology from the industry rotation series to track the configuration signals and business indicators of various industries, including coal, livestock farming, steel, structural materials, and fuel refining industries [9] Quantitative Models and Construction Methods Coal Industry Model - **Model Name**: Coal Industry Profit and Revenue Growth Estimation Model - **Model Construction Idea**: The model estimates monthly revenue and profit growth of the coal industry based on the changes in price and production capacity factors [10] - **Model Construction Process**: - The long-term contract mechanism for thermal coal determines the sales price for the next month based on the price index of the last month - Monthly revenue and profit growth are estimated using the year-on-year changes in price factors and production capacity factors [10] - **Model Evaluation**: The model predicts that the coal industry profit for October 2025 will continue to decline year-on-year due to coal prices being lower than the same period last year [14] Livestock Farming Model - **Model Name**: Livestock Supply and Demand Gap Estimation Model - **Model Construction Idea**: The model uses the relationship between the number of breeding sows and the quarterly pig slaughter rate to estimate the supply-demand gap for pigs six months later [15] - **Model Construction Process**: - The model assumes a stable proportional relationship between quarterly pig slaughter and the number of breeding sows six months prior - Formula: $ \text{Slaughter Coefficient} = \frac{\text{Quarterly Pig Slaughter}}{\text{Breeding Sow Inventory (lagged 6 months)}} $ [15] - Potential production capacity after 6 months is calculated as: $ \text{Potential Production Capacity (6 months later)} = \text{Breeding Sow Inventory (current month)} \times \text{Slaughter Coefficient (6 months prior)} $ [16] - Potential demand after 6 months is calculated as: $ \text{Potential Demand (6 months later)} = \text{Quarterly Pig Slaughter (6 months prior)} $ [16] - **Model Evaluation**: Historical experience shows that the slaughter coefficient method effectively identifies pig price upward cycles [16] Steel Industry Model - **Model Name**: Steel Industry Profit and Unit Profit Estimation Model - **Model Construction Idea**: The model predicts monthly profit growth and calculates unit profit for the steel industry by considering comprehensive steel prices and cost indicators such as iron ore, coke, pulverized coal, and scrap steel [18] - **Model Construction Process**: - Comprehensive steel prices and cost indicators are used to predict monthly profit growth - Unit profit is calculated based on the difference between steel prices and costs [18] - **Model Evaluation**: The model predicts that the steel industry profit for September 2025 will grow year-on-year, but the PMI rolling 12-month average remains flat, maintaining a neutral configuration viewpoint [23] Structural Materials and Building Engineering Model - **Model Name**: Glass and Cement Industry Profit Tracking Model - **Model Construction Idea**: The model tracks profitability changes in the glass and cement manufacturing industries using price and cost indicators, and designs configuration signals based on profitability changes [25] - **Model Construction Process**: - Price and cost indicators are used to track profitability changes - Configuration signals are designed based on profitability changes [25] - **Model Evaluation**: - Glass industry profit turned positive year-on-year in September 2025, leading to an upgrade to a positive configuration signal [30] - Cement industry profit remained flat year-on-year, and no positive signals were observed in new housing starts, maintaining a neutral configuration viewpoint [30] Fuel Refining and Oil Services Model - **Model Name**: Fuel Refining and Oil Services Profit and Configuration Signal Model - **Model Construction Idea**: The model estimates industry profit growth and cracking spreads based on changes in refined fuel prices and crude oil prices, and designs configuration signals based on oil prices, cracking spreads, and new drilling changes [31] - **Model Construction Process**: - Refined fuel price changes and crude oil price changes are used to estimate industry profit growth and cracking spreads - Configuration signals are designed based on oil prices, cracking spreads, and new drilling changes [31] - **Model Evaluation**: - The model predicts that the fuel refining industry profit for September 2025 will grow year-on-year due to lower inventory costs from recent low oil prices [31] - Observations show that oil prices in September 2025 were lower than the same period last year, maintaining a neutral configuration viewpoint for the fuel refining and oil services industries [37][38] Model Backtesting Results Coal Industry Model - **Profit Growth**: Predicted to continue declining year-on-year in October 2025 due to lower coal prices compared to the same period last year [14] Livestock Farming Model - **Breeding Sow Inventory**: 4,038 million heads as of August 2025, slightly decreased month-on-month [17] - **Potential Production Capacity (26Q1)**: 19,361 million heads [17] - **Potential Demand (26Q1)**: 19,476 million heads [17] - **Supply-Demand Balance**: Slightly tight [17] Steel Industry Model - **Profit Growth**: Predicted to grow year-on-year in September 2025 [23] - **PMI Rolling Average**: Remained flat for 12 months, not exceeding the threshold [23] Structural Materials and Building Engineering Model - **Glass Industry Profitability**: Turned positive year-on-year in September 2025 [30] - **Cement Industry Profitability**: Remained flat year-on-year in September 2025 [30] - **Manufacturing PMI Rolling Average**: Remained flat for 12 months [30] - **Housing Sales Area**: Observed a year-on-year decline in August 2025 [30] Fuel Refining and Oil Services Model - **Fuel Refining Industry Profitability**: Predicted to grow year-on-year in September 2025 due to lower inventory costs [31] - **Oil Price**: Observed to be lower than the same period last year in September 2025 [37] - **New Drilling Activity**: No significant year-on-year changes observed in the US [38]

Quantitative Models and Construction Methods 1. Model Name: Coal Industry Profit Forecast Model - **Model Construction Idea**: The model estimates monthly revenue and profit growth rates for the coal industry based on changes in price and capacity factors[10][15] - **Model Construction Process**: 1. The pricing mechanism is determined by the last price index of the previous month, which sets the sales price for the next month[10] 2. The model uses year-on-year changes in price factors and capacity factors to estimate revenue and profit growth rates on a monthly basis[10] - **Model Evaluation**: The model provides a systematic approach to track and predict industry profitability trends, but it is sensitive to price fluctuations and external shocks[15] 2. Model Name: Hog Supply-Demand Gap Estimation Model - **Model Construction Idea**: This model predicts the supply-demand gap for hogs six months in advance based on the relationship between sow inventory and hog slaughter rates[16][17] - **Model Construction Process**: 1. The model assumes a stable proportional relationship between quarterly hog slaughter and sow inventory lagged by six months[16] 2. The formula for the slaughter coefficient is: $ \text{Slaughter Coefficient} = \frac{\text{Quarterly Hog Slaughter}}{\text{Sow Inventory (Lagged 6 Months)}} $[16] 3. The potential supply six months later is calculated as: $ \text{Potential Supply (t+6)} = \text{Sow Inventory (t)} \times \text{Slaughter Coefficient (t+6)} $[17] 4. The potential demand six months later is estimated using historical quarterly slaughter data[17] - **Model Evaluation**: The model effectively identifies hog price cycles but relies heavily on the accuracy of historical slaughter coefficients[17] 3. Model Name: Steel Industry Profit Forecast Model - **Model Construction Idea**: The model predicts monthly profit growth and per-ton profitability for the steel industry by integrating steel prices and raw material costs[19] - **Model Construction Process**: 1. The model incorporates comprehensive steel prices and costs of raw materials such as iron ore, coke, pulverized coal, and scrap steel[19] 2. Monthly profit growth rates and per-ton profitability are calculated based on these inputs[19] - **Model Evaluation**: The model provides a detailed view of profitability trends but may not fully capture external demand-side factors[23] 4. Model Name: Glass and Cement Industry Profitability Tracking Model - **Model Construction Idea**: This model tracks profitability changes in the glass and cement industries using price and cost indicators, and generates allocation signals based on these changes[25] - **Model Construction Process**: 1. The model monitors price and cost indicators to assess profitability trends[25] 2. It incorporates manufacturing PMI and real estate sales data to evaluate macroeconomic impacts on industry expectations[25] - **Model Evaluation**: The model is useful for identifying short-term profitability trends but may be limited by the lag in macroeconomic data updates[26] 5. Model Name: Refining and Oilfield Services Profitability Model - **Model Construction Idea**: This model estimates profit growth and cracking spreads for the refining industry based on changes in fuel prices, crude oil prices, and new drilling activity[27] - **Model Construction Process**: 1. The model calculates profit growth rates using changes in fuel and crude oil prices[27] 2. Cracking spreads are derived from the difference between product prices and raw material costs[27] 3. Allocation signals are generated based on oil price trends and drilling activity[27] - **Model Evaluation**: The model captures key profitability drivers but may not fully account for geopolitical risks affecting oil prices[34][35] --- Backtesting Results of Models 1. Coal Industry Profit Forecast Model - **Excess Return**: The coal industry underperformed the Wind All-A Index by -9.8% in August 2025[10] 2. Hog Supply-Demand Gap Estimation Model - **Supply-Demand Balance**: The potential supply for Q1 2026 is estimated at 19,380 million heads, while the demand is forecasted at 19,476 million heads, indicating a slightly tight balance[18] 3. Steel Industry Profit Forecast Model - **Profit Growth**: The steel industry is predicted to achieve positive year-on-year profit growth in August 2025[23] 4. Glass and Cement Industry Profitability Tracking Model - **Glass Industry**: Profit margins continued to decline year-on-year in August 2025, but the rate of decline narrowed[26] - **Cement Industry**: Profitability slightly declined year-on-year in August 2025[26] 5. Refining and Oilfield Services Profitability Model - **Refining Industry**: Profit growth for August 2025 is predicted to be positive[28] - **Oilfield Services**: Oil prices in August 2025 were lower than the previous year, and drilling activity remained stable, leading to a neutral allocation signal[35]

Group 1: Coal Industry - In June 2025, coal prices are lower than the same period last year, leading to a forecast of a year-on-year decline in industry profits for July 2025, maintaining a neutral outlook for the coal industry [3]. Group 2: Livestock Farming - As of the end of May 2025, the number of breeding sows is 40.42 million, showing a slight month-on-month increase. It is predicted that the supply and demand for pigs will balance in Q4 2025, with pork prices expected to stabilize at the bottom while waiting for a significant reduction in production capacity [4]. Group 3: Steel Industry - A forecast for June 2025 indicates a year-on-year negative growth in profits for the general steel industry. The rolling average of PMI has not exceeded the threshold, maintaining a neutral signal for the steel industry [5]. Group 4: Construction Materials and Engineering - In June 2025, the gross profit of float glass is expected to decline year-on-year, maintaining a neutral signal for the glass industry. The cement industry is predicted to see year-on-year profit growth in June 2025, awaiting positive signals from new housing starts, also maintaining a neutral outlook for the cement industry [5]. - The manufacturing PMI rolling average is stabilizing, while year-on-year data for commercial housing sales shows a slight decline. Economic data remains stable, and expectations for infrastructure support are unlikely to materialize, maintaining a neutral signal for the construction and decoration industry [5]. Group 5: Fuel Refining and Oil Services - A forecast for June 2025 suggests that profits in the fuel refining industry will remain roughly flat year-on-year, maintaining a neutral outlook. Oil prices have not yet formed an upward trend year-on-year, and new drilling activities are also stable year-on-year, leading to a neutral outlook for oil services [6].

Quantitative Models and Construction Methods 1. Model Name: Coal Industry Profit Forecast Model - **Model Construction Idea**: The model estimates monthly revenue and profit growth rates for the coal industry based on changes in price and capacity factors[10] - **Model Construction Process**: - The pricing mechanism is determined by the last price index of the previous month, which sets the sales price for the next month[10] - The model incorporates price factors and capacity factors to estimate revenue and profit growth rates on a monthly basis[10] - **Model Evaluation**: The model provides a systematic approach to track and predict industry profitability trends, but no significant improvement signals were observed for July 2025[13] 2. Model Name: Hog Supply-Demand Gap Estimation Model - **Model Construction Idea**: The model leverages the stable proportional relationship between hog slaughter and sow inventory lagged by six months to estimate future supply-demand gaps[14] - **Model Construction Process**: - The slaughter coefficient is calculated as: $ \text{Slaughter Coefficient} = \text{Quarterly Hog Slaughter} / \text{Sow Inventory (Lagged 6 Months)} $[14] - Future potential supply is estimated as: $ \text{6-Month Potential Supply} = \text{Current Sow Inventory} \times \text{Slaughter Coefficient (6 Months Ago)} $[15] - Future demand is projected based on historical quarterly slaughter data[15] - **Model Evaluation**: Historical data shows that this method effectively identifies hog price upward cycles[15] 3. Model Name: Steel Industry Profit Forecast Model - **Model Construction Idea**: The model predicts monthly profit growth rates and calculates per-ton profit for the steel industry by considering steel prices and raw material costs[17] - **Model Construction Process**: - The model integrates steel prices with the costs of raw materials such as iron ore, coke, pulverized coal, and scrap steel to estimate profit growth rates[17] - **Model Evaluation**: The model highlights the industry's profit trends but indicates a negative profit growth rate for June 2025[21] 4. Model Name: Glass and Cement Industry Profitability Tracking Model - **Model Construction Idea**: The model tracks profitability changes in the glass and cement industries using price and cost indicators, and designs allocation signals based on these changes[23] - **Model Construction Process**: - For the glass industry, the model calculates gross profit based on price and cost data[27] - For the cement industry, the model incorporates coal fuel price changes to predict profit growth rates[27] - **Model Evaluation**: The model effectively tracks profitability trends but maintains a neutral signal for both industries due to the lack of significant positive indicators[27] 5. Model Name: Refining and Oilfield Services Profitability Model - **Model Construction Idea**: The model estimates profit growth rates and cracking spreads for the refining industry based on changes in fuel prices, crude oil prices, and new drilling activity[28] - **Model Construction Process**: - The model uses variations in fuel and crude oil prices to calculate profit growth rates and cracking spreads[28] - Allocation signals are designed based on observed changes in oil prices, cracking spreads, and new drilling activity[28] - **Model Evaluation**: The model predicts stable profit growth for June 2025 but maintains a neutral signal due to the lack of significant upward trends in oil prices and drilling activity[35][38] --- Backtesting Results of Models 1. Coal Industry Profit Forecast Model - **Excess Return**: The model tracks the historical excess return of the coal industry relative to the Wind All-A Index, showing a declining profit trend for July 2025[13] 2. Hog Supply-Demand Gap Estimation Model - **Supply-Demand Balance**: The model predicts a balanced supply-demand scenario for Q4 2025, with potential supply at 18,226 million heads and demand at 18,244 million heads[16] 3. Steel Industry Profit Forecast Model - **Profit Growth**: The model forecasts a negative profit growth rate for June 2025, with no significant improvement in PMI rolling averages[21] 4. Glass and Cement Industry Profitability Tracking Model - **Glass Industry**: Gross profit for float glass continues to decline year-on-year as of June 2025[27] - **Cement Industry**: Profit growth is predicted to be positive for June 2025, driven by lower coal fuel prices[27] 5. Refining and Oilfield Services Profitability Model - **Profit Growth**: The model predicts stable profit growth for the refining industry in June 2025, with oil prices and new drilling activity showing no significant upward trends[35][38]

Quantitative Models and Construction 1. Model Name: Coal Industry Profit Forecast Model - **Model Construction Idea**: The model estimates the revenue and profit growth rate of the coal industry based on changes in price and capacity factors[10] - **Model Construction Process**: - The pricing mechanism is determined by the long-term contract system, where the sales price for the next month is based on the last price index of the current month[10] - The model uses the year-on-year changes in price and capacity factors to estimate monthly revenue and profit growth rates[10] - **Model Evaluation**: The model provides a systematic approach to track and predict industry profitability, but it relies heavily on the stability of the pricing mechanism and external factors like market demand[10][14] 2. Model Name: Hog Supply-Demand Gap Estimation Model - **Model Construction Idea**: The model predicts the hog supply-demand gap six months ahead based on the breeding sow inventory and historical slaughter coefficients[15] - **Model Construction Process**: - The slaughter coefficient is calculated as: $ \text{Slaughter Coefficient} = \frac{\text{Quarterly Hog Slaughter}}{\text{Breeding Sow Inventory (Lagged 6 Months)}} $[15] - The potential supply six months later is estimated as: $ \text{Potential Supply (t+6)} = \text{Breeding Sow Inventory (t)} \times \text{Slaughter Coefficient (t+6, YoY)} $[15] - The potential demand six months later is estimated as: $ \text{Potential Demand (t+6)} = \text{Hog Slaughter (t+6, YoY)} $[16] - **Model Evaluation**: Historical data shows that this model effectively identifies hog price upward cycles, making it a valuable tool for supply-demand analysis[16] 3. Model Name: Steel Industry Profit Forecast Model - **Model Construction Idea**: The model predicts monthly profit growth and per-ton profit for the steel industry by integrating steel prices and raw material costs[18] - **Model Construction Process**: - The model incorporates comprehensive steel prices and costs of raw materials such as iron ore, coke, pulverized coal, and scrap steel to estimate profit growth rates[18] - **Model Evaluation**: The model provides a detailed profit analysis but is sensitive to fluctuations in raw material prices and global demand[22] 4. Model Name: Glass and Cement Industry Profitability Tracking Model - **Model Construction Idea**: The model tracks profitability changes in the glass and cement industries using price and cost indicators[23] - **Model Construction Process**: - The model monitors price and cost indicators to assess profitability changes and generate allocation signals[23] - **Model Evaluation**: The model is effective in identifying short-term profitability trends but requires additional macroeconomic indicators for long-term predictions[30] 5. Model Name: Refining and Oilfield Services Profitability Model - **Model Construction Idea**: The model estimates profit growth and cracking spreads for the refining industry based on changes in fuel prices, crude oil prices, and new drilling activities[31] - **Model Construction Process**: - The model calculates profit growth rates and cracking spreads using variations in fuel and crude oil prices[31] - Allocation signals are designed based on oil prices, cracking spreads, and new drilling activity[31] - **Model Evaluation**: The model provides a comprehensive view of industry profitability but is highly dependent on volatile oil price movements[35] --- Backtesting Results of Models 1. Coal Industry Profit Forecast Model - **Profit Growth Forecast**: Predicted a year-on-year profit decline for June 2025 due to lower coal prices compared to the previous year[14] 2. Hog Supply-Demand Gap Estimation Model - **Supply-Demand Balance**: Predicted a balanced supply-demand scenario for Q4 2025, with potential supply and demand both estimated at 18,226 million hogs[17] 3. Steel Industry Profit Forecast Model - **Profit Growth Forecast**: Predicted a slight year-on-year profit decline for May 2025, with PMI rolling averages remaining flat[22] 4. Glass and Cement Industry Profitability Tracking Model - **Glass Industry**: Predicted a year-on-year decline in gross profit for May 2025[30] - **Cement Industry**: Predicted a year-on-year profit growth for May 2025, driven by price recovery[30] 5. Refining and Oilfield Services Profitability Model - **Refining Industry**: Predicted a year-on-year profit decline for May 2025 due to lower oil prices compared to the previous year[35] - **Oilfield Services**: Observed stable new drilling activity and lower oil prices compared to the previous year, maintaining a neutral outlook[38]