While the domestic spandex industry remains mired in price wars for conventional 20D-40D products, a quiet arms race around fine-denier capacity has already begun. On August 18, the second phase of Xinxiang Chemical Fiber's 100,000-ton functional spandex project broke ground in Xinxiang, Henan, with all capacity dedicated to sub-20D fine-denier products. Behind this move lies a deep structural shift in supply-demand dynamics—low-end capacity is being phased out while high-end demand expands.
Background
The second phase includes a 50,000-ton main production workshop with a floor area of 65,000 square meters, equipped with internationally leading spandex production lines, automatic doffing, and intelligent sorting systems. The project adopts continuous polymerization dry spinning technology, featuring a globally unique 200-spinneret spinning duct, with fully digitalized and intelligent process control. The first phase is expected to be operational by the end of this year, while the second phase targets the strategic window of the 15th Five-Year Plan, aiming to establish a first-mover advantage in the high-end fine-denier segment.
From an industry data perspective, the domestic spandex supply-demand landscape is undergoing a "de-low-end" correction. Conventional specifications suffer from severe homogeneity and price competition, while sub-20D fine-denier spandex—with its superior skin feel, delicate elasticity, and adaptability—is gaining penetration in sportswear, high-end home textiles, and functional intimate apparel. Industry prosperity is no longer driven by total volume but by product structure upgrades.
Industry Impact
The second phase precisely targets the high-end niche, significantly strengthening the regional industrial chain. Henan's Xinxiang, a traditional chemical fiber belt, previously lacked high-end textile new materials. Once operational, the project will fill the gap in functional fine-denier spandex supply, driving coordinated upgrades in weaving, dyeing, apparel, and other downstream segments. For buyers, this means accelerated domestic substitution of high-end spandex, with more stable local supply of sub-20D products that were previously imported.
For factories and trading companies, the more noteworthy aspect is the demonstration effect of the technology roadmap. The scaled application of 200-spinneret spinning ducts, AI energy allocation, and intelligent sorting will further reduce unit energy consumption and labor costs. This is not just a company-specific choice but may become a benchmark for new capacity construction. When smart factories become the norm, competition among traditional chemical fiber enterprises will shift from "scale" to "efficiency and quality."
However, the concentrated release of high-end capacity may also bring new concerns. As more players enter the fine-denier track, medium-to-long-term supply of sub-20D products will gradually loosen, potentially shortening the price premium window. For downstream buyers, now is the time to lock in reliable suppliers, but they should also be wary of overcapacity risks in 2-3 years.
Practical Recommendations
For Buyers - Monitor the first phase's commissioning progress and conduct trials and certifications for sub-20D fine-denier spandex ahead of time to secure supply chain advantages. - Build a diversified supplier base to avoid over-reliance on any single high-end capacity, and compare cost-effectiveness between imported and domestic fine-denier spandex. - Include flexible clauses on quality and delivery in contracts to cope with price fluctuations after high-end capacity ramps up.
For Trading Companies - Leverage fine-denier functional spandex as a differentiation point, targeting European and American sportswear and high-end home textile markets to avoid red-ocean competition in conventional specifications. - Track the release pace of domestic high-end spandex capacity, adjust procurement strategies timely, and utilize domestic substitution to reduce costs. - Emphasize the quality stability brought by smart manufacturing, using "digital production" as a trust signal in overseas marketing.
As the industry reshuffle deepens, Xinxiang Chemical Fiber's second phase is not just capacity expansion but a bet on the "high-end, intelligent, green" transformation path. For the entire textile chain, the race for fine-denier spandex has only just begun.