对二甲苯：油价走低，估值再次下探，11-1月差正套，PTA：成本支撑偏弱，11-1月差正套

Report Industry Investment Rating - Not provided Core Views - The crude oil market has become pessimistic after OPEC+ plans to increase production, and traders generally expect lower oil prices. PX valuation has weakened, but the supply-demand pattern is tight due to upcoming new PTA plant launches and high polyester factory operation rates. It is recommended to partially close positions and focus on long PX short Brent. For PX, 11-01 calendar spread is in contango, and 1-5 is in backwardation. Also, for 01/05, long PX short PTA is suggested [10]. - For PTA, the cost side is weakening, and the valuation has declined. The support for PTA processing margin is weak. Despite the high polyester operation rate, PTA is in a destocking pattern, but there is significant future supply pressure. It is advisable to continue monitoring the 11-01 contango position and the PTA01/05 processing margin compression position [10]. - The market is focusing on the commissioning progress of Yulong Petrochemical. The 01 contract faces significant pressure. It is recommended to focus on the 1-5 backwardation. Near - month spot has low inventory and strong basis. The unilateral price is in a weak and volatile market [11]. Summary by Related Catalogs Futures Prices - The closing prices of PX, PTA, MEG, PF, and SC futures were 6778, 4688, 4302, 6370, and 489.2 respectively. The price changes were 6770, -10, -17, 6, and 3, with percentage changes of 0.12%, -0.21%, -0.39%, 0.09%, and 0.62% [2]. - The 11-1 spread of PX was 60, PTA 11-1 was -14, MEG 1-5 was -48, PF 11-12 was 14, and SC 11-12 was 1.7 [2]. Spot Prices - The spot price of PX CFR China was 838.33 dollars/ton, PTA in East China was 4620 yuan/ton, MEG spot was 4422 yuan/ton, naphtha MOPJ was 604 dollars/ton, and Dated Brent was 66.3 dollars/barrel [2]. - The PX - naphtha spread was 233.75 dollars/ton, PTA processing margin was 131.77 yuan/ton, short - fiber processing margin was 208.61 yuan/ton, bottle - chip processing margin was 69.09 yuan/ton, and MOPJ naphtha - Dubai crude spread was -6.01 dollars/ton [2]. Market Dynamics - PX: The naphtha price declined slightly. PX prices were stable, with some spot transactions. The supply from the Middle East is limited due to strong gasoline demand. China's Fujia Dahua plans to shut down its 700,000 - ton/year No. 2 PX production line for maintenance [4][6]. - PTA: Some PTA plants in China restarted, and the PTA load reached 76.8%. A 110 - million - ton PTA plant in South China plans to conduct maintenance in mid - to - late October [7]. - MEG: The overall operating load in China was 74.91%, with the syngas - to - MEG operating load at 76.69%. An Xinjiang 150,000 - ton/year syngas - to - MEG plant shut down, and an Iranian 400,000 - ton/year MEG plant is restarting [7][8]. - Polyester: The operating load of domestic polyester industrial yarn was about 75%, and the overall polyester load in China reached about 91.6%. The sales of polyester filaments in Jiangsu and Zhejiang were weak, and the sales of direct - spun polyester staple fibers were mixed [8]. Trend Intensity - The trend intensities of PX, PTA, and MEG were all 0, indicating a neutral view [9].