With 25 years of experience in functional yarn production, we operate a full set of ISO 9001-certified production lines—from fiber pretreatment, opening, carding, drawing, roving, spinning, winding, twisting to setting. Our deep R&D expertise in cotton, chemical, metal, and mineral fibers enables us to deliver proven and mature yarn solutions across applications. Our products include functional cotton core-spun yarn, flame retardant yarn (oxidized PAN yarn, aramid FR yarn, modacrylic cotton yarn, FR sewing thread, aramid-viscose FR yarn), heat resistant yarn(PBO/PI yarn, aramid composite yarn, metal composite yarn), and cut-resistant yarn (HPPE yarn, aramid yarn).
KEYSTONE specializes in high-performance protective gloves and sleeves. Backed by advanced manufacturing and a comprehensive product range, we deliver reliable safety solutions across industries. Our gloves, available in gauges from 7G to 21G, provide protection against cut, abrasion, puncture, heat, flame, cold, arc flash, and electrical hazards. Our sleeves feature cut resistance, heat resistance, and enhanced comfort, with customizable options to meet diverse safety standards and work conditions.
Leveraging advanced textile technologies, KEYSTONE produces high-performance fabrics that combine strength, cut resistance, flame retardancy, and comfort. Our offerings include knitted and woven fabric, aramid-glass composite fabric, aramid-steel composite fabric, silver-coated fabric, filament fabric, staple fiber fabric, as well as cut-resistant and flame-retardant variants. Customizable in width, weight, and technical specifications, our fabrics meet the evolving demands of protective and functional textile applications.
Supported by integrated production and rigorous quality control, we design and manufacture high-performance protective garments for demanding environments. Our range includes cut-resistant apparel, apron, neck guard, knee protector, and other functional workwear for extreme conditions. Awarded China’s Top 10 Innovative Textile Products in 2023 and 2024, KEYSTONE delivers end-to-end protective solutions—from fiber to finished garment—for the PPE, industrial, and defense sectors.
