宏观面预期改善，聚烯烃或能偏强运行

Report Summary 1. Investment Rating The report does not provide an investment rating for the polyolefin industry. 2. Core View In August, with the improvement of both the macro - economic and fundamental aspects, polyolefins are expected to perform strongly [4]. 3. Summary by Section Macro - economic Analysis - China: In late June 2025, the broad money (M2) balance was 330.29 trillion yuan, a year - on - year increase of 8.3%. In July, the manufacturing PMI was 49.3%, down 0.4 percentage points from the previous month. In June, the CPI rose 0.1% year - on - year and fell 0.1% month - on - month, while the PPI fell 3.6% year - on - year and 0.4% month - on - month. From January to June, real estate investment, sales area, and sales volume all declined. With the implementation of relevant policies, the domestic macro - economic outlook is positive [6][8][11]. - International: In June 2025, the US CPI rose 0.3 percentage points to 2.7%, and the Eurozone's CPI in April rose 0.1 percentage points to 2%. The US economy remains resilient, and its major trading partners have reached trade agreements with it. After the stabilization of US tariffs, the inflation expectation will improve, and the Fed is likely to cut interest rates, bringing substantial benefits to the international macro - economy [13][17][20]. Fundamental Analysis - PE: In July, domestic PE production increased, with the output reaching 272.64 million tons, a month - on - month increase of 4.48%. The downstream demand decreased, with the average starting rate of downstream industries at 38.3%, a month - on - month decrease of 0.4%. The social sample warehouse inventory rose to 56.17 million tons, a month - on - month increase of 10.77% [22][25][26]. - PP: In July, the supply of PP increased, with a total output of 342.50 million tons, a month - on - month increase of 2.53%. The downstream was in the off - season, with the average starting rate of plastic - weaving sample enterprises at 41.58%, a month - on - month decrease of 2.39 percentage points. The production enterprise inventory decreased by 3.45% month - on - month, while the trader inventory increased by 28.28% month - on - month [30][32][35]. Market Outlook - PE: In August, the domestic PE output is expected to be 272.71 million tons, basically the same as in July. The downstream demand is expected to improve, with the overall average starting rate of downstream industries increasing by 2% to 40.3%. The agricultural film industry is expected to enter the reserve stage, and the starting rate is expected to increase by about 5.5%. The average starting rate of PE packaging film is expected to increase by 2.5% [41]. - PP: In August, the planned maintenance loss is expected to be 54.996 million tons, and the output is expected to increase by 4.58% to 358.20 million tons. The downstream consumption is at the critical stage of transition from the off - season to the peak season, and there is a chance of improvement in overseas orders [42].