聚杰微纤：无尘布产品毛利率还有可以提升的空间，已做好扩产准备

Group 1 - The core viewpoint of the article highlights the rapid growth in demand for dust-free cloth in downstream industries, presenting a favorable opportunity for the sales and development of dust-free fabrics [1] - The company indicates that there is still room for improvement in product gross margin from the perspectives of product positioning and yield rate [1] - The company has reserved land for future development at its Anhui production base and has prepared for capacity expansion with a transitional solution in place [1]