1. Report Industry Investment Ratings - PX: Weak trend, hold 9 - 1 reverse calendar spread [2][9] - PTA: Go long on the calendar spread when it's low, weak unilateral trend [2][9] - MEG: Go long on MEG and short PTA/PX [2][9] 2. Core Views of the Report - PX supply - demand is marginally weak due to potential PTA unplanned maintenance reducing demand [9] - PTA has sufficient spot supply with weak basis, and low processing fees may lead to unplanned changes in operation rates. Current supply - demand is weak on both sides [9] - MEG may see a decline in imports in September due to overseas maintenance plans. It's stronger than PTA/PX, and traders focus on basis long - spread and calendar spread short - spread positions [9] 3. Summary by Related Catalogs Market Overview - **PX**: On August 7, PX price fell following the decline in upstream crude oil and naphtha. The PX - naphtha spread widened. There were bids and offers but no deals [5][6] - **PTA**: A 120 - million - ton PTA plant in East China restarted. The PTA operation rate was around 76.2% on Thursday, and about 82.0% calculated by another method [6] - **MEG**: A 300,000 - ton/year syngas - to - ethylene glycol plant in Shanxi started maintenance for about 20 days. The overall operation rate in mainland China was 68.40% (down 0.6% from the previous period) [6][7] - **Polyester**: The overall polyester operation rate in mainland China recovered to around 88.8%. The sales of polyester filaments and staple fibers on the 7th were weak [7] Trend Intensity - PX trend intensity: - 1 (weak) [8] - PTA trend intensity: - 1 (weak) [8] - MEG trend intensity: 0 (neutral) [8] Views and Suggestions - **PX**: Hold 9 - 1 reverse calendar spread as supply - demand remains weak [9] - **PTA**: Go long on the calendar spread when it's low. The unilateral price trend is weak due to current supply - demand situation [9] - **MEG**: Go long on MEG and short PTA. Pay attention to the ratio of warehouse receipts to positions during the contract roll - over [9]