1. Scope: This standard specifies the terms and definitions, classification, labeling, requirements, test methods, inspection rules, packaging, and labeling of mulberry silk balls. This standard is applicable to mulberry silk balls. 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 6529 Standard Atmosphere for Humidity Control and Testing of Textiles GB/T 8170 Rules for Rounding off Values and Representation and Determination of Limit Values GB/T 9995 Determination of Moisture Content and Moisture regain of Textile Materials - Oven Kilo Drying Method 3 Terms and Definitions The following terms and definitions apply to this standard. 3.1 Nylon Nep Nylon is a micro node formed by entanglement of fibers, belonging to the category of fiber knots. 3.2 Short fiber fibers with a length below the short fiber limit are short fibers. The limit value of short fibers is 30mm. 4 Classification and Labeling 4.1 Classification of Silkworm Cotton Balls: According to the number of carding passes, cotton balls can be pided into I cotton balls, II cotton balls, and Sichuan cotton balls. 4.2 Indication of cotton ball number: I cotton ball is represented by AI, II cotton ball is represented by BIl, and M cotton ball is represented by C

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