需求跟进偏弱，成本端扰动加剧

Report Industry Investment Rating - Not provided in the content Core Viewpoints - The cost side of PE and PP is disturbed by factors such as the rebound of international oil prices and propane, and the market sentiment is cautious, with the disk tending to fluctuate. The supply - demand fundamentals of both are weak, with strong supply and weak demand, and the de - stocking pressure is large. The short - term disk rebound sustainability needs to pay attention to the macro - level guidance and the de - stocking process [2] - It is recommended to wait and see for L/PP in the unilateral strategy, as the current supply - demand fundamentals are weak and the rebound sustainability may be limited [3] Summary by Directory 1. Market News and Important Data - Price and Basis: L main contract closed at 6918 yuan/ton (+53), PP main contract at 6801 yuan/ton (+71). LL North China spot was 6730 yuan/ton (+0), LL East China spot 6850 yuan/ton (+50), PP East China spot 6680 yuan/ton (+0). LL North China basis was - 188 yuan/ton (-53), LL East China basis - 68 yuan/ton (-3), PP East China basis - 121 yuan/ton (-71) [1] - Upstream Supply: PE operating rate was 85.4% (+0.7%), PP operating rate 74.8% (-1.2%) [1] - Production Profit: PE oil - based production profit was 16.5 yuan/ton (-128.9), PP oil - based production profit - 343.5 yuan/ton (-128.9), PDH - based PP production profit - 362.8 yuan/ton (+25.2) [1] - Import and Export: LL import profit was - 41.4 yuan/ton (-52.8), PP import profit - 286.8 yuan/ton (-2.9), PP export profit - 79.5 dollars/ton (+0.4) [1] - Downstream Demand: PE downstream agricultural film operating rate was 34.6% (-1.8%), PE downstream packaging film operating rate 42.1% (-2.9%), PP downstream plastic weaving operating rate 42.0% (+0.0%), PP downstream BOPP film operating rate 64.2% (+0.2%) [1] 2. Market Analysis - PE: The cost side is disturbed by the rebound of international oil prices. The supply is increasing and the demand is decreasing. The supply pressure is expected to rise due to the restart of many devices and more incoming resources. The demand is in the off - season with weak order follow - up. The supply - demand fundamentals are weakening, and the de - stocking pressure is large [2] - PP: The cost side is disturbed by the rebound of propane and international oil prices. The supply is difficult to be significantly supported, and the demand is expected to decline seasonally. The supply - demand structure is weak, and the disk is affected by the cost and macro - sentiment [2] 3. Strategy - Unilateral: Wait and see for L/PP, as the current supply - demand fundamentals are weak and the short - term cost side fluctuates strongly, and the rebound sustainability may be limited [3] - Inter - period: None [4] - Inter - variety: None [4]