This standard specifies the variety, specifications, requirements, testing methods, inspection rules, marking, packaging, transportation, and storage of hemp yarn products. This standard is applicable to the identification of the quality of long and short hemp yarn produced on wet spinning frames and serves as a unified regulation for handover acceptance. 2 Normative References: The clauses in the following documents become clauses of this standard through reference in this standard. For dated reference documents, all subsequent amendments (excluding corrected content) or revisions are not applicable to this standard. However, parties to agreements based on this standard are encouraged to study whether the latest versions of these documents can be used. For undated references, the latest version applies to this standard. GB/T 2828.1 Sampling Procedures for Inspection by Attributes - Part 1: Acceptance Quality Limit (AQL) Retrieved batch by batch inspection sampling plan GB/T 3916- Textiles - Determination of breaking strength and elongation at break of single yarn in rolled yarns GB/T 4743- Determination of twist linear density of rolled yarns GB 5296.4 Instructions for use of consumer goods - Instructions for use of textiles and clothing FZ/T 32001-1998- Linen yarn - Three product varieties and specifications of hemp yarn - There are two types of hemp yarn: wet spun long hemp yarn and wet spun short hemp yarn

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