对二甲苯：单边震荡市，PTA，关注长丝工厂减产情况，月差反套，多MEG空PTA，MEG，低库存，单边震荡市，月差逢低正套

Report Industry Investment Rating No relevant content provided. Core Viewpoints - PX is in a unilateral volatile market, with a trend strength of 0. Suggest a positive spread arbitrage for the monthly spread and short PXN01 at high levels. The supply - demand pattern is tight, but PXN valuation is high and the trend is weak [1][7]. - PTA should focus on the production cut situation of filament factories. It is recommended to conduct a reverse spread arbitrage for the monthly spread and go long MEG while shorting PTA. The trend strength is 0. The basis has fallen to single - digits, and the supply will be marginally loose from mid - July, with the possibility of continuous inventory accumulation [1][7]. - MEG is in a low - inventory, unilateral volatile market, with a trend strength of 1. The cost - end coal price is strong, and it is recommended to conduct a positive spread arbitrage for the basis and monthly spread, and not to chase short on the unilateral valuation [1][7]. Summary by Directory Market Overview - PX: A 700,000 - ton PX unit in Southeast Asia is gradually resuming its load after a reduction in late June due to an olefin - end fault. Another 530,000 - ton PX unit in Southeast Asia stopped for maintenance in early July, 15 days ahead of schedule, and is expected to restart in mid - August, with a pure benzene production capacity of about 300,000 tons [3]. - PTA: In mainland China, the load of Yisheng Hainan and Yisheng Dalian PTA units has returned to normal, and the PTA load has reached 79.7% as of Thursday. The current operating rate is around 85.8%. A 1.5 - million - ton PTA unit in Taiwan, China has restarted after a maintenance that started in early June [3]. - MEG: From July 7th to July 13th, the arrival quantities at Zhangjiagang, Taicang, and Ningbo ports are about 31,000 tons, 37,000 tons, and 28,000 tons respectively, with a total planned arrival at major ports of about 96,000 tons. As of July 10th, the overall operating load of ethylene glycol in mainland China is 67.57% (a 1.06% increase from the previous period), and the operating load of ethylene glycol produced by the oxalic acid catalytic hydrogenation (syngas) method is 73.13% (a 3.79% increase from the previous period). Since June 1st, 2025, the ethylene glycol production capacity base in mainland China has been adjusted to 29.175 million tons, and the total production capacity of syngas - to - ethylene glycol is 10.96 million tons [5]. - Polyester: The load of polyester is in a fluctuating decline. As of Thursday this week, the polyester load in mainland China is around 88.9%. A 600,000 - ton polyester unit in Huzhou has restarted after a short - term maintenance. The sales of polyester filaments in Jiangsu and Zhejiang on the 10th were temporarily weak, with an average sales - to - production ratio of 50% - 60% by 3:30 pm. The sales of direct - spinning polyester staple fibers on the 10th improved moderately compared to the 9th, with an average sales - to - production ratio of 63% by 3:00 pm [5][6]. Trend Strength - PX trend strength: 0 [7]. - PTA trend strength: 0 [7]. - MEG trend strength: 1 [7]. Price and Spread Data - Futures: The closing prices, price changes, price change percentages, and monthly spreads of PX, PTA, MEG, PF, and SC futures are provided, along with the price changes compared to the previous day [2]. - Spot: The prices and price changes of PX CFR China, PTA in East China, MEG spot, naphtha MOPJ, and Dated Brent are presented [2]. - Spot Processing Fees: The prices and price changes of PX - naphtha spread, PTA processing fee, short - fiber processing fee, bottle - chip processing fee, and MOPJ naphtha - Dubai crude oil spread are given [2].