The antibacterial textile evaluation standard, in place for nearly 20 years, is undergoing systematic updates. In June 2025, the revision task for the absorption method was assigned, followed by a review meeting in Zhejiang, marking a period of intensive implementation. This is not just a technical iteration but a turning point from concept marketing to scientific verification in the antibacterial textile industry.
Event Background
The current GB/T 20944 series comprises three parts: agar diffusion method (2007), absorption method (2007), and shaking flask method (2008). The revision of the shaking flask method was initiated in June 2024, and it is now in the approval stage; the absorption method revision was initiated in June 2025, with the review meeting marking significant progress. Both standards will completely replace their old versions upon release.
The revision is driven by industrial reality: antibacterial technology applications have expanded from underwear and socks to sportswear and medical textiles, with new materials and processes emerging continuously, and testing technologies evolving. The original standards are insufficient in test methods, scope, and technical requirements to meet current industry needs, especially as antibacterial functionality has become a key selling point.
Drafting units include testing institutions, research institutes, brand enterprises, and new material companies, reflecting the industry's recognition of the importance of standard-setting. For buyers, this revision means existing test reports may face timeliness challenges, requiring attention to the transition timeline.
Industrial Impact
The direct effect of the revision is improved accuracy and reliability of test results. The absorption method is designed for textiles that absorb antibacterial liquids; the revision will better align with actual usage scenarios, reducing misjudgments due to test condition differences. This is particularly important for exporters, as international buyers are sensitive to standard changes, and adopting more scientific methods helps reduce trade frictions.
A deeper impact is the restructuring of market screening mechanisms. In the past, antibacterial concepts were prone to hype, with some products' antibacterial rates mislabeled. After implementation, enterprises must test according to unified methods, and functional claims will be more strictly regulated. This means small and medium enterprises lacking R&D investment may face elimination, while technologically advanced companies will gain more market space.
For end categories like home textiles and sportswear, the standard upgrade will transmit through the supply chain. Brands will require suppliers to provide test reports compliant with new standards, forcing upstream enterprises to increase investment in antibacterial agent selection, finishing processes, and quality control. This transmission effect is expected to manifest within 12-18 months.