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Premium Polyester Yarn & Fiber Solutions

Global supplier of high-quality DTY, POY, FDY, PSF, Spun Yarns, and Spandex. GRS certified. Trusted by textile manufacturers worldwide.

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About Top Fiber Source

Xiamen Fiber Dynamics Technology Co., Ltd., operating as Top Fiber Source Co., Ltd., is one of the leading professional exporters and distributors of textile raw materials based in Xiamen, China — a vibrant city on the Western Coast Economic Zone of the Taiwan Straits.

Founded by industry experts Ms. Angela and Ms. Robin Lin, who bring over 15 years of experience in the textile field, our mission has always been to become a major global player in textile imports and exports.

We have earned strong recognition and reputation by consistently delivering top-quality products, flexible production capabilities, and competitive pricing to clients across the globe.

  • GRS Certified Sustainable Products
  • 15+ Years Industry Expertise
  • Global Export Network
Factory Equipment Production Line Yarn Packaging Textile Materials

Our Product Range

Comprehensive selection of high-performance polyester yarns, fibers, and raw materials for diverse textile applications.

PSF - Polyester Staple Fiber

PSF – Polyester Staple Fiber

High-strength, consistent staple fiber ideal for spinning, non-woven, and industrial applications.

  • Denier: 1.2D – 15D
  • Length: 32mm – 51mm
  • GRS Certified Recycled Options
FDY - Fully Drawn Yarn

FDY – Fully Drawn Yarn

Smooth, high-tenacity filament yarn for weaving, knitting, and technical textiles.

  • Denier Range: 50D – 600D
  • Available in Dope Dyed & Semi-Dull
  • High Uniformity & Low Shrinkage
POY - Partially Oriented Yarn

POY – Partially Oriented Yarn

Pre-oriented yarn used for texturing into DTY or direct weaving applications.

  • Denier: 50D – 300D
  • High Spinnability & Consistency
  • Standard & Low Oil Options
DTY - Drawn Textured Yarn

DTY – Drawn Textured Yarn

Soft, bulky, and elastic yarn ideal for knitted fabrics, apparel, and sportswear.

  • Denier: 75D – 300D
  • High Bulk & Good Covering Power
  • Available in Multicolor & Special Effects
Spun Yarns

Spun Yarns

Premium ring-spun and open-end yarns for denim, shirting, and home textiles.

  • Ne 10s – Ne 60s
  • 100% Polyester or Polyester/Cotton Blends
  • Combed & Carded Options
Spandex Yarn

Spandex Yarn

High-elasticity spandex for stretchable fabrics in activewear, swimwear, and lingerie.

  • Denier: 20D – 215D
  • Excellent Recovery & Soft Handfeel
  • High-Temperature Resistant Grades
Chips & Filament Yarns

Chips & Filament Yarns

Virgin and recycled PET chips for in-house spinning and filament production.

  • CPET, RPET, and Amorphous Chips
  • High IV & Low Acetaldehyde
  • Custom Packaging & Logistics
GRS Certified Recycled Products

GRS Certified Recycled Products

Sustainable yarns and fibers made from post-consumer recycled materials.

  • Global Recycled Standard (GRS) Certified
  • Recycled POY, FDY, DTY, PSF
  • Traceable Supply Chain
Specialty Yarns

Specialty Yarns

Custom-engineered yarns with flame retardant, anti-bacterial, or UV-resistant properties.

  • Functional & Technical Fibers
  • Custom Denier & Finish
  • OEM & ODM Support
Industrial Fibers

Industrial Fibers

High-tenacity fibers for geotextiles, ropes, hoses, and automotive applications.

  • Tenacity: 8g/d – 12g/d
  • Heat & Chemical Resistant
  • Custom Cut & Crimp Options

Why Choose Top Fiber Source?

Quality Assurance

Rigorous quality control from raw material to finished product ensures consistency, strength, and performance.

Global Reach

Serving customers in over 30 countries with reliable logistics, fast delivery, and responsive support.

Sustainable Practices

GRS-certified recycled products and eco-conscious manufacturing processes support your ESG goals.

15+
Years Experience
30+
Countries Served
100K+
Tons Annually
100%
GRS Certified Options

Frequently Asked Questions

What is the difference between POY, DTY, and FDY?

POY (Partially Oriented Yarn) is a pre-oriented yarn used for further processing. DTY (Drawn Textured Yarn) is a textured, bulky yarn ideal for knits. FDY (Fully Drawn Yarn) is a smooth, high-tenacity filament yarn used in weaving and technical textiles.

Are your recycled products GRS certified?

Yes, we offer a full range of GRS (Global Recycled Standard) certified POY, FDY, DTY, and PSF products with full traceability and documentation.

Can you provide custom specifications?

Absolutely. We support OEM and ODM services with custom denier, color, finish, packaging, and technical properties based on your requirements.

What markets do you serve?

We supply to apparel, home textiles, technical textiles, automotive, geotextiles, and industrial sectors across North America, Europe, Southeast Asia, and the Middle East.

Get in Touch

Reach out to our team for product inquiries, samples, or partnership opportunities.

Contact Information

Tel: +86-592-6891208

Fax: +86-592-6891208

Robin Lin: +86-13799278394

WhatsApp: 13799278394

WeChat: robin80225

Email: [email protected]

Angela: +86-15359267783

Email: [email protected]

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