PTA supply, this week is expected to decline to 80% of the unit operating rate below. Yadong Petrochemical 700000 tons, Honggang Petrochemical 1.5 million tons of unit maintenance, the overall operating rate declined. The overhaul of 2.2 million ton unit of Hengli Petrochemical was delayed. On the cost side, the price of PX is weak. In the early stage, it is expected that the new PTA plant will be put into production to prepare Px, but the actual production is delayed, which makes the supply of PX loose and the price difference of PX naphtha drop. PTA spot processing fee is about 600 yuan / ton. Polyester, Xiaoshan plant continues to reduce the load, the overall polyester load dropped to 90%. Polyester filament yesterday price promotion, downstream centralized procurement, but the terminal order is low, making the price of raw materials up space is limited.