This standard specifies the technical requirements, testing methods, inspection rules, packaging, and labeling of jute and jute base fabrics (hereinafter referred to as base fabrics) for carpets. This standard applies to base fabrics mainly made of jute and jute. 2. Reference standard GB 3923 Determination of breaking strength and elongation of woven fabrics (strip method> 3 Terminology 3.1 Bow weft (weft arc): The weft yarn on the fabric is curved. The inclination of the weft yarn on the 3.2 weft diagonal fabric results in a significant deviation from the verticality of the warp yarn. 3.3 There is a difference in the distance between the two points of the weft yarn on the fabric with a certain spacing and the perpendicular line of the fabric edge

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