This standard specifies the product classification, identification, technical requirements, test methods, acceptance rules and markings, packaging, transportation, and storage of combed hemp cotton blended color spun yarn. This standard is applicable to the evaluation of the quality of ring spun combed hemp cotton blended color spun yarn. The following normative references are essential for the application of this document. For dated references, only the dated version is used in this document. For undated references, the latest version (including all modification orders) applies to this document. GB/T 2543.2 Textiles - Determination of Yarn Twist - Part 2: Untwist and Twist Method - GB/T 3920 Textiles - Tests for Color Fastness to Rubbing - GB/T 3921-2008 Textiles - Tests for Color Fastness to Soap - GB/T 3292.1 Textiles - Test Method for Unevenness of Yarn Lines - Part I: Electrical Capacity Method - GB/T 3916 Textiles - Determination of Single Yarn Breaking Strength and Elongation at Break (CRE Method) GB/T 4743-2009 Textiles - Determination of Yarn Yarn Yarn Yarn Yarn Yarn Yarn Yarn Linear Density - GB/T 18401 National Technical Specification for Basic Safety of Textile Products - GB/T 29862 Identification of Fiber Content in Textiles - FZ/T 10008 Marking and Packaging of Pure and Blended Natural Color Yarns for Cotton and Chemical Fibers - FZ/T 10021 Color Spinning Yarn Inspection Rules - FZ/T 12014 Cotton Color Spinning Yarn for Knitting - FZ/T30003 Quantitative Analysis Method for Hemp Cotton Blended Products - Microscopic Projection 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