商品普跌，聚酯产业链大幅回撤

1. Report Industry Investment Rating - Not provided in the content 2. Core Viewpoints of the Report - On February 2nd, varieties in the polyester industry chain significantly reduced positions and declined. The PX/PTA/PF/PR/MEG main contracts fell by 4.84%, 4.89%, 3.57%, 4.05%, and 4.63% respectively [1]. - The decline was due to a sharp drop in crude oil prices with the retracement of geopolitical premiums, and a significant drop in precious metals and non - ferrous metals which led to a rapid decline in market risk appetite and the outflow of incremental funds from the chemical sector [1]. - The cost side has recently fluctuated around the Iran situation. The Brent oil price dropped from around $70 per barrel at the end of last month to around $65 - $66 per barrel [1][2]. - In the short term, PX/PTA/PF/PR markets are greatly affected by external funds and are highly volatile. It is recommended to hold light positions and wait and see. In the long term, it is advisable to go long on hedging at low prices [4]. 3. Summary According to Relevant Catalogs Price and Basis - Figures include TA main contract, basis and inter - period spread trends; PX main contract trends, basis and inter - period spread; PTA East China spot basis; short - fiber 1.56D*38mm semi - bright natural white basis [9][10][12] Upstream Profits and Spreads - Figures cover PX processing fee PXN (PX China CFR - naphtha Japan CFR); PTA spot processing fee; South Korean xylene isomerization profit; South Korean STDP selective disproportionation profit [18][22] International Spreads and Import - Export Profits - Figures include toluene US - Asia spread (FOB US Gulf - FOB South Korea); toluene South Korea FOB - Japan naphtha CFR; PTA export profit [24][26] Upstream PX and PTA Start - up - Figures show China's PTA load, South Korea's PTA load, Taiwan's PTA load, China's PX load, and Asia's PX load [27][30][32] Social Inventory and Warehouse Receipts - Figures involve PTA weekly social inventory, PX monthly social inventory, PTA total warehouse receipts + forecast volume, PTA warehouse warehouse receipt inventory, PX warehouse receipt inventory, and PF warehouse receipt inventory [37][40][41] Downstream Polyester Load - Figures include filament production and sales, short - fiber production and sales, polyester load, direct - spun filament load, polyester staple fiber load, polyester bottle - chip load, filament DTY factory inventory days, filament FDY factory inventory days, filament POY factory inventory days, Jiangsu and Zhejiang loom start - up rate, Jiangsu and Zhejiang texturing machine start - up rate, Jiangsu and Zhejiang printing and dyeing start - up rate, filament FDY profit, and filament POY profit [49][51][59] PF Detailed Data - Figures cover 1.4D physical inventory, 1.4D equity inventory, polyester staple fiber load, polyester staple fiber factory equity inventory days, pure polyester yarn start - up rate, pure polyester yarn production profit, recycled cotton - type staple fiber load, raw - recycled spread (1.4D polyester staple - 1.4D imitation large - chemical fiber), polyester - cotton yarn start - up rate, polyester - cotton yarn processing fee, pure polyester yarn factory inventory available days, and polyester - cotton yarn factory inventory available days [71][75][85] PR Fundamental Detailed Data - Figures include polyester bottle - chip load, bottle - chip factory bottle - chip inventory days, bottle - chip spot processing fee, bottle - chip export processing fee, bottle - chip export profit, East China water bottle - chip - recycled 3A - grade white bottle - chip, bottle - chip next - month spread (next month - base month), and bottle - chip next - next - month spread (next - next month - base month) [88][90][95]