The annual price curve of polyester staple fiber is clearly trending upward. On August 31, 2026, the industry benchmark price settled at 7,744.82 CNY/ton, up 2.37% from the start of the month, with a spread of 1,477.65 CNY/ton from the year's low of 6,267.17 CNY/ton. This figure reflects a rebalancing of raw material costs, capacity cycles, and end-demand.
Signals of a Shifting Price Center
Annual statistics show the price ranged between 6,267.17 and 8,426.02 CNY/ton, with a median of 7,346.6 CNY/ton. The current price sits nearly 400 CNY above the median, indicating a substantive rise in the price center, not a temporary spike. For buyers, the window for 'low-level stockpiling' is narrowing; for mills, cost pressures are transmitting to yarn and fabric segments. The price movement is closely linked to upstream crude oil, PX, and PTA trends. With a gap of only 681.2 CNY from the year's high, further upward potential exists if upstream costs push higher, but high prices may also dampen downstream buying interest, leading to a stalemate.
Transmission and Market Game
The price fluctuation directly impacts downstream yarn makers, as staple fiber accounts for over 70% of yarn production costs. A 23.6% rise from the year's low significantly increases input costs. With no explosive growth in apparel demand, yarn mills face a dilemma: pass on costs or absorb them to maintain market share. Historical patterns suggest a 1-2 month lag in cost transmission, making Q3-Q4 yarn quotes a key indicator. For weaving and fabric enterprises, high staple fiber prices compress profit margins, especially for polyester-cotton blends and pure polyester fabrics. Exporters must watch the combined effect of currency fluctuations and raw material costs—if the RMB weakens against the USD, export competitiveness may suffer. The current 'mid-high' position, not 'extreme high', suggests the market is not overheated, but the 8.7% deviation from the annual average exceeds normal volatility, making long-term contracts a double-edged sword.