This standard specifies the classification, requirements, test methods, acceptance rules, markings, and packaging of combed hemp and cotton blended natural yarn products. This standard is applicable to the evaluation of the quality of ring spun combed hemp cotton blended natural color yarn. This standard is drafted in accordance with the rules given in GB/T1.1-2009. This standard is proposed by the China Textile Industry Federation. This standard is under the jurisdiction of the National Technical Committee for Textile Standardization, linen textile sub technical committee (SAC/TC209/SC4). The following referenced documents 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/T3292.1 Textiles - Test Methods for Uneven Yarns - Part 1: Capacitance Method GB/T3916- Determination of Breaking Strength and Elongation at Break of Single Yarn of Textile Wrapped Yarn GB/T4743-2009- Determination of Linear Density of Twisted Yarn of Textile Wrapped Yarn GB/T29862- Identification of Fiber Content in Textiles FZ/T10007- Rules for Testing Pure and Blended Natural Color Yarns of Cotton and Chemical Fibers FZ/T10008 Marking and packaging of blended natural colored yarn 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