This standard specifies the size and specification requirements, inspection rules, sampling rules, judgment rules, as well as product instructions, packaging, transportation, and storage for knitted pants. This standard is applicable to the identification of the quality of pants products mainly made of knitted fabrics. This standard does not apply to products 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 - Tests for Color Fastness - Evaluation of Discoloration - Grey Scale GB/T 1335 (All Parts) - Clothing Size GB/T 2910 (All Parts) Quantitative Chemical Analysis of Textiles GB/T 2912.1- Determination of Formaldehyde in Textiles - Part 1: Free and Hydrolyzed GB/T 3920 Textiles - Tests for Color Fastness to Rubbing - GB/T 3921-2008 Textiles - Tests for Color Fastness to Soap - GB/T 3922 Textiles - Tests for Color Fastness to Sweat - GB/T 4802.1-2008 Textiles - Determination of Pilling and Pilling Properties of Textiles - Part 1: Circular Path Method - GB/T 4802.3-2008- Determination of Pilling and Pilling Properties of Textiles - Part 3: Pilling Box Method GB/T 4856 Packaging of Cotton Knitted Fabrics GB/T 5296.4 Instructions for Use of Consumer Goods Part 4: Textiles and Clothing GB/T 5711 Textiles Color Fastness Tests to Dry Cleaning with Tetrachloroethylene GB/T 5713 Textiles Color Fastness Tests to Water GB/T 6529 Textiles Humidity Control and Testing Standard Atmosphere GB/T 7573 Textiles Determination of pH Value of Water Extraction Solution GB/T 8170 Rules for Rounding off Values and Representation and Determination of Limit Values GB/T 8427-2008 Textiles Color Fastness Test Testing of Color Fastness to Artificial Light: Xenon Arc GB/T 8629-2017 Household Washing and Drying Procedures for Textile Testing GB/T 13769 Test Method for Evaluating the Appearance Flatness of Fabrics after Washing GB/T 13771 Test Method for Evaluating the Appearance Flatness of Seams of Fabrics after Washing GB/T 16988 Determination of Content of Special Animal Fibers and Sheep Wool Mixture GB/T 17592 Textiles Determination of Prohibited Azo Argon Dyes GB18401 National Basic Safety Technical Regulations for Textile Products GB/T 19976-2005 Textiles - Determination of bursting strength - Steel ball method (GB/T 29862) - Identification of fiber content in textiles - GB31701 Safety technical specifications for textile products for infants and young children - FZ/T 01026 Quantitative chemical analysis of textiles - Multicomponent fiber mixtures - FZ/T 01031-2016- Determination of joint strength and elongation of knitted and elastic woven fabrics - Grab method

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