The August 2026 commodity price data for the textile sector sends a clear signal: cost-push inflation is reshaping profit distribution across the supply chain. Of the 17 monitored commodities, 16 rose month-on-month, with an average gain of 2.52%. PTA led with a 6.02% monthly surge, followed by cotton at 5.63%. Yet the rally visibly weakened downstream—cotton yarn 32S rose only 0.81% and polyester yarn 1.40%. This upstream-hot, downstream-warm divergence reveals the true supply-demand dynamics in the current textile market.
Raw Material Side: Cost and Expectations
PTA climbed from 5,945.75 to 6,303.50 yuan per ton, a year-on-year jump of 28.87%, the most aggressive among chemical fiber feedstocks. This reflects both oil-price cost support and market pricing of expected polyester demand recovery in H2. Acrylonitrile posted the highest year-on-year gain at 44.12%, indicating tight supply for specialty fiber raw materials. Cotton rose 5.63% to 18,419.33 yuan per ton, up 20.17% year-on-year, far exceeding what cotton yarn can absorb, suggesting speculative inventory building.
Chemical Fiber Chain: Gradient Transmission
Polyester filament varieties rose between 2.84% and 4.53%, with DTY up 4.53%, notably higher than POY (2.84%) and FDY (1.13%), reflecting stronger demand for differentiated products like high-elasticity and cotton-like fibers. Nylon chain gains ranged from 3.03% to 4.46%, showing smooth cost pass-through from caprolactam to nylon. In contrast, viscose yarn and staple fiber rose modestly at 1.53% and 1.41%, consistent with stable dissolving pulp prices and lukewarm end demand.
Cotton vs. Chemical Fiber: Yarn Lag Exposes Weak Demand
Cotton yarn 32S and 21S rose only 0.81% and 0.29%, far below cotton's 5.63% gain, meaning spinners are absorbing most cost pressure, squeezing margins. Spandex fell 0.56%, the only decline, due to capacity expansion and stronger buyer bargaining power. Raw silk fell 9.35% year-on-year, the only annual drop, reflecting oversupply after sericulture expansion.
Industrial Belt Reactions
PTA and polyester strength will raise feedstock costs for Jiangsu and Zhejiang polyester plants, while weaving hubs like Shengze and Changxing may face 'raw material up, fabric not up' pressure. Cotton gains benefit Xinjiang growers but raise replenishment costs for mills in Shandong and Henan. Viscose's mild trend keeps pressure low for rayon yarn hubs like Xiaoshan and Fujian, but downstream rayon fabric order sustainability remains uncertain.
Practical Impact on Sourcing and Foreign Trade
For buyers, if they haven't locked in raw material inventory, order costs will rise meaningfully after August. With PTA and cotton up over 5%, grey fabric and finished fabric prices will likely follow in September, though at a smaller magnitude. Exporters should watch currency fluctuations and rising raw material costs, especially for long-term USD-denominated orders, and consider price adjustment clauses.