GB/T 45513-2025 "Spinning & weaving products, determination of the degree of fabric hair loss, washing method" is an important standard in the field of mass testing of Spinning & weaving products in our country. It is approved and issued by the State Administration for Market Regulation and will be officially implemented on November 1, 2025. The standard is jointly drafted by the Basic Standards Branch of the National Spinning & weaving Standardization Technical Committee (TC209SC1), and 13 units including the China Textile Standard Testing Agency. Innovatively use standardized washing procedures to quantitatively evaluate the degree of fabric fiber peeling. It is suitable for mass control of various fabrics such as clothing and home textiles. Through unified testing methods (including sample preparation, washing parameters, evaluation indicators, etc.), it can effectively solve the problem of consumer complaints caused by hair loss, and provide scientific mass evaluation tools for the Spinning & Weaving industry.