成本端存支撑，需求季节性偏弱

Report Industry Investment Rating - No relevant information provided 2. Core Viewpoints - The PE market is under pressure with a weak supply - demand situation. The cost side and macro - sentiment are volatile, and attention should be paid to geopolitical developments and post - holiday inventory accumulation [3] - The PP market also has a weak supply - demand structure. The cost side has short - term support but is also volatile, and the focus is on inventory accumulation during the off - season and macro - level guidance [4] - The recommended trading strategy is to wait and see, as the short - term market will fluctuate widely following the cost side and macro - sentiment [5] 3. Summary by Directory 3.1 Market News and Important Data - Price and Basis: The closing price of the L main contract is 6721 yuan/ton (-91), the PP main contract is 6630 yuan/ton (-61). LL North China spot is 6620 yuan/ton (-30), LL East China spot is 6700 yuan/ton (-50), PP East China spot is 6680 yuan/ton (+0). LL North China basis is - 101 yuan/ton (+61), LL East China basis is - 21 yuan/ton (+41), and PP East China basis is 50 yuan/ton (+61) [1] - Upstream Supply: PE operating rate is 85.9% (+0.6%), PP operating rate is 73.9% (-0.9%) [1] - Production Profit: PE oil - based production profit is - 81.4 yuan/ton (-135.1), PP oil - based production profit is - 391.4 yuan/ton (-135.1), PDH - based PP production profit is - 485.2 yuan/ton (-52.7) [1] - Import and Export: LL import profit is - 84.1 yuan/ton (-97.3), PP import profit is - 362.9 yuan/ton (+2.8), PP export profit is - 60.4 US dollars/ton (-0.4) [2] - Downstream Demand: PE downstream agricultural film operating rate is 30.2% (-4.4%), PE downstream packaging film operating rate is 38.8% (-3.3%), PP downstream plastic weaving operating rate is 36.7% (-5.3%), PP downstream BOPP film operating rate is 64.6% (+0.4%) [2] 3.2 Market Analysis - PE: The macro - sentiment has weakened, and the plastic market is under pressure. The cost side is uncertain due to geopolitical factors. The supply side has increased pressure with many restarting devices and more imported resources, while the demand side is in a off - season with declining downstream operating rates. There may be inventory accumulation pressure in the upper and middle reaches [3] - PP: The short - term cost side has support. The supply side pressure is acceptable with some PDH devices under maintenance and limited increase in overall operating rate, and enterprises are actively reducing inventory. The demand side is expected to decline seasonally, and the overall demand is weak [4] 3.3 Strategy - Single - sided: Wait and see, as the short - term market will fluctuate widely following the cost side and macro - sentiment [5] - Inter - period: No relevant strategy provided - Inter - variety: No relevant strategy provided