This standard specifies the terms and definitions, requirements, inspection methods, inspection rules, marking, packaging, transportation, and storage of denim clothing. This standard applies to denim clothing produced from woven denim primarily made of pure cotton or cotton fibers. This standard does not apply to clothing for infants and young children aged 36 months and below. The following normative references are essential for the application of this document. For dated references, only the dated version applies to this document. For undated references, the latest version (including all modification orders) applies to this document. GB/T 250 Textiles - Assessment of Color Fastness - Grey Scale for Discoloration - GB/T 1335 (All Parts) - Clothing Size GB/T 3917.1 Textiles - Tear Resistance of Fabrics - Part 1: Determination of Tear Strength by Impact Pendulum Method - GB/T 3921-2008 Textiles - Color Fastness to Soap - GB/T 3923.2 Textiles - Tensile Properties of Fabrics - Part 2: Determination of Breaking Strength (Grab Method) GB5296.4 Instructions for the Use of Consumer Goods Part 4: Textiles and Clothing GB/T 6529 Standard Atmosphere for Humidity Control and Testing GB/T 8427-2008 Textiles Color Fastness Tests to Artificial Light Color Fastness: Xenon Arc GB/T 8629-2001 Household Washing and Drying Procedures for Textile Testing GB/T 8630 Textiles Determination of Dimensional Changes after Washing and Drying GB/T 14801 Test Methods for Weft Skew and Bow Weft of Woven and Knitted Fabrics GB/T 15557 Clothing Terminology GB18401 National Textile Product Base This safety technical specification GB/T 21196.2 Textiles - Determination of Wear Resistance of Martindale Method Fabrics - Part 2: Determination of Sample Damage - GB/T 21294 Testing Methods for Physical and Chemical Properties of Clothing - GB/T 29862 Identification of Fiber Content in Textiles - GB31701 Safety Technical Specification for Textile Products for Infants and Children - GB/T 31907 Clothing Measurement Methods - FZ/T 80002 Clothing Marking - Packaging, Transportation, and Storage - FZ/T 80004 Rules for Factory Inspection of Finished Clothing Products

Function of testing report:

1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report

2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms

3. Used as a sales report: issuing legally effective testing reports to make consumers more confident

4. Papers and research: Provide professional personalized testing needs

5. Judicial services: providing scientific, fair, and accurate testing data

6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problems

100% inspection and testing process:

1. Telephone communication and confirmation of requirements

2. Recommend solutions and confirm quotations

3. Mail samples and arrange testing

4. Progress tracking and result feedback

5. Provide reports and after-sales service

6. If urgent or priority processing is required

Testing and testing characteristics:

1. The testing industry is fully covered, meeting different testing needs

2. Fully cover the laboratory and allocate localized testing nearby

3. Engineers provide one-on-one services to make testing more accurate

4. Free initial testing, with no testing fees charged

5. Self service order delivery for free on-site sampling

6. Short cycle, low cost, and attentive service

7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc

8. The testing report is authoritative and effective, and is generally used in China