What Certifications Should Polyester Twisted Yarn Manufacturers Have?




Table of contents
1.GRS Global Recycling Standard: Promoting Environmental Protection and Sustainable Development
2.OEKO-TEX® Standard 100: Ensuring product safety and human health
3.ISO 9001 quality management system: standardize production and ensure stable quality
4.How to verify the authenticity of the manufacturer's certificate?

In today's competitive textile market that focuses on environmental protection and quality, choosing the right polyester twisted yarn manufacturer is not just a matter of price and delivery. As brands and end customers pay more attention to the environmental performance, safety and corporate responsibility of products, whether the supplier has authoritative certification certificates has become an important factor that cannot be ignored in purchasing decisions. Certification not only represents the manufacturer's compliance capabilities in terms of quality, environmental protection and social responsibility, but also a strong reflection of the company's strength and reputation.


This article will explore in depth the mainstream certification systems that polyester twisted yarn manufacturers should have, including GRS Global Recycling Standard, OEKO-TEX® Standard 100, ISO 9001 Quality Management System, etc., to help you systematically understand the meaning and application of each certification. At the same time, we will share practical certificate verification skills to help you quickly identify reliable partners during the procurement process and ensure the stability and compliance of the supply chain.


GRS Global Recycling Standard: Promoting Environmental Protection and Sustainable Development


What is GRS certification?

GRS (Global Recycled Standard) is a certification system developed by the international organization Textile Exchange, focusing on the full process supervision of recycled materials. It not only verifies whether polyester and other fibers are made of recycled materials, but also covers the environmental protection operations and social responsibility requirements of the supply chain.


Why is GRS so important to polyester twisted yarn manufacturers?

Polyester twisted yarn uses a large amount of recycled polyester particles (rPET), and the environmental protection trend prompts brands to purchase products that meet sustainable standards. Manufacturers with GRS certification indicate that their raw material sources are transparent and reliable, and they strictly abide by environmental regulations during the production process, while accepting regular third-party audits.


Market value of GRS certification

Developed markets such as Europe and the United States, especially big brands such as Nike, Adidas and ZARA, have very strict GRS certification requirements for suppliers. For suppliers in the target international market, having GRS certification has become a basic threshold for entering the high-quality customer base.


Practical verification tips

When purchasing, you can enter the certification number through the GRS official website (textileexchange.org) to verify the authenticity and validity period of the certificate to avoid the risk of false certification.


OEKO-TEX® Standard 100: Ensuring product safety and human health


Introduction to OEKO-TEX® Standard 100 certification

This is the most recognized product safety certification in the global textile industry, which detects whether the product contains harmful chemicals such as formaldehyde, heavy metals and allergenic dyes. The certification ensures that the product meets the safety standards of the infant contact level (Class I) and is applicable to various textiles.


The relationship between polyester twisted yarn and OEKO-TEX®

Polyester twisted yarn is widely used in intimate clothing, sports fabrics and shoe upper materials, which often come into direct or indirect contact with the skin. OEKO-TEX® certification ensures that the product is non-toxic and harmless, and enhances the trust of end consumers.


Certificate structure and identification

OEKO-TEX® certificates usually show the certified product category (such as DTY, FDY, twisted yarn, etc.), certification level and issuing agency information (such as Hohenstein, TESTEX). The certificate number should be checked when purchasing and verified on the official website (oeko-tex.com).


Are you looking for affordable polyester twisted yarn? You have come to the right place. We are committed to providing our customers with quality products and the best value. Your satisfaction is our motivation. Send an email to janekwok@xll-group.com today and our manufacturer will be happy to serve you.

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ISO 9001 quality management system: standardize production and ensure stable quality


About ISO 9001

As the most widely used quality management standard in the world, ISO 9001 standardizes the standard operations of enterprises in production processes, quality control, document management and continuous improvement, helping enterprises to improve management level and ensure product quality.


The significance of ISO 9001 to polyester twisted yarn manufacturers

Twisted yarn production involves multiple processes, such as raw material inspection, twist control, color uniformity and packaging inspection. Any mistakes in any link will affect product quality. Companies with ISO 9001 certification usually have a mature quality management system, which can effectively reduce quality risks and improve customer satisfaction.


Verification method

Check whether the certificate is issued by an authoritative organization (such as CNAS accreditation body, IQNet member). The certificate should contain the registration number, validity period and auditor's signature. You can check it through the IQNet official website (iqnet-certification.com) or the China National Certification and Accreditation Information Platform (cnca.gov.cn).


How to verify the authenticity of the manufacturer's certificate?


In actual procurement, some companies may present invalid or expired certificates, or even forged documents. Therefore, the following methods are recommended when auditing and certifying:


Verify the basic information of the certificate

  • ● Is the certificate issued by an authoritative organization (such as SGS, TÜV, Intertek, Control Union)
  • ● Is the English name of the company and the registration number consistent with the contract subject
  • ● Is the product category (such as polyester twisted yarn), certification scope, issuance date, validity period, etc. indicated


Use the official platform to check the number


Certification Type
Official verification platform
GRS
textileexchange.org
OEKO-TEX®
oeko-tex.com
ISO 9001
iqnet-certification.com / cnca.gov.cn
BSCI / SEDEX
amfori.org / sedex.com
REACH / RoHS
echa.europa.eu

By entering the certificate number, company name or registration code, you can quickly confirm its validity and authenticity.


On-site inspection or video factory inspection

  • If there is a batch cooperation plan, it is recommended to arrange a third-party factory inspection or video visit
  • Before cooperation, you can request an electronic version of the certificate, take a photo of the original, and the certification link to verify the integrity
  • High-quality suppliers usually take the initiative to provide inspection methods instead of shirking or being vague


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