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The world’s Top Polyester staple fiber Manufacturers  Polyester staple fiber (PSF) is derived either directly from the polymerization of purified terephthalic acid (PTA) and monoethylene glycol (MEG) or polyethylene terephthalate (PET) fiber chips while polyester filament yarn (PFY) is extruded directly from the polymerization of PTA and MEG (this becomes spin drawn yarn) or indirectly…

World fiber consumption has increased over several decades; from 1950 to 2008, the per capita consumption increased from 3.7 kg to 10.4 kg, and through continuous development, it recorded in 2014 a demand of 55.2 million tons (122 billion pounds) of synthetic fibers, in addition to the natural fibers, including cotton and wool, which have…

Export-import to China impacted by COVID-19  In 2019, China ranked as Vietnam’s second-largest foreign market with $41.41 billion, just behind the United States. However, the epidemic outbreak in China has had a great impact on trade between the two countries, as well as tourism and aviation. While border gates with China have been reopened, the…

In today’s marketplace, a robust commitment to sustainability, ethics, and transparency is essential. This guide summarizes the world’s leading standards and initiatives that enable businesses to verify claims, ensure traceability, and drive continuous improvement across their supply chains. Section I: Ethical Sourcing, Traceability, and Animal Welfare These standards focus on the humane treatment of animals…

Polyester Fiber Fills Testing Services  VNPOLYFIBER services provide comprehensive analysis and quality assurance for polyester fiber fill materials. Testing covers the physical composition of the fiber, adherence to cleanliness standards, and key performance metrics to ensure product quality and labeling compliance. Polyester Fiber Composition and Quality Analysis Test Purpose (Why is it performed?) Key Results…

Down and Feather Testing Guideline  VNPOLYFIBER services provide comprehensive quality assurance for down and feather fill materials, verifying composition, cleanliness, insulation, and water repellency. The results are essential for product labeling and verifying compliance with government and buyer requirements Test Purpose (Why is it performed?) Key Results & Metrics Content Analysis To identify the components…

Natural Fill Testing Guideline  VNPOLYFIBER services provide comprehensive quality control for natural filling materials (e.g., wool, cotton, kapok, etc.). Testing covers composition verification, cleanliness standards, and performance metrics, ensuring compliance with both labeling requirements and consumer expectations. Composition and Quality Analysis Test Purpose (Why is it performed?) Key Results & Metrics Composition Analysis To identify…

Textile Testing Services VNPOLYFIBER offers comprehensive textile quality assurance services, encompassing the testing of bulk fabric and finished products. To make sure the goods we ship to the customers are of high quality and consistency. Fabric Tests Test Purpose (Why Do It?) Key Results / Units Recommendation Air Permeability To assess the “breathability” of fabrics,…