Xinfengming Xintuo Polyester Staple Fiber
一、Product Introduction
二、Product Advantages
三、Application Scenarios
四、Basic Product Properties



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Commodity Details Item (Item)
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Unit (Unit)
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Specification (Specification)
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Remarks (Remarks)
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Fineness
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dtex / D
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1.33D–16.67D
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Including conventional and special specifications, covering all ranges from fine denier to coarse denier, suitable for different scenario needs
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Length
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mm
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32mm–65mm
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Including cotton type (32-38mm) and medium-long type (51-65mm), customizable on demand
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Tensile Strength
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cN/dtex
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≥2.8
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Excellent strength, good toughness of spinning and finished products, meeting the standard of first-class products in the industry
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Elongation
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%
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20–35
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Good extensibility, suitable for various spinning and non-woven processes, not easy to break
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Whiteness
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%
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≥85
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Pure and uniform color, suitable for high-grade fabrics and medical materials production, no obvious color difference
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Oil Content
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%
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0.10–0.30
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Uniform oil content, improving fiber cardability and spinnability, reducing friction damage during production
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Moisture Regain
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%
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≤0.4
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Conventional characteristic; the moisture regain of some hydrophilic modified products can be improved, suitable for medical material scenarios
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Faults
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mg/100g
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≤2
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High purity and low impurity, reducing defects of finished products, meeting the quality standard of inspection-exempt products
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Crimp Degree
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pieces/10cm
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12–18
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Uniform crimp, improving fiber cohesion, suitable for spinning and filling scenarios, with good bulkiness
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Color Type
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—
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Semi-dull, Bright (Customizable)
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Semi-dull is the conventional type, suitable for most textile and medical material scenarios; bright type is suitable for decorative fabrics
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| Company Name | Beijing Weiduoduo E-Commerce Co., Ltd. | Country/Region | China |
| Business Type | Retailer | Company Size | 100 |
| Established | October 1, 2025 | ||
| Address | beijing fengtai | ||
| Main Products | Paper Manufacturing, Textiles, and Paper Packaging | ||
Beijing Wdoodoo E-Commerce Co., Ltd. (hereinafter referred to as “Wdoodoo”) is a core subsidiary of Guolian Co., Ltd. Established in August 2016, the company is positioned as an “Internet+” upgrade platform across the entire industrial chain, covering industries such as papermaking and packaging, smart textiles, industrial starch, recycling and environmental protection, rubber, and robotics. Its business scope includes wood chips, bamboo chips, pulp, base paper, paper rolls, industrial starch, cotton, fibers, plastic bottle flakes, yarns, grey fabrics, rubber, and robots.
The company primarily engages in B2B transactions of raw materials and finished products, supported by cloud ERP and cloud logistics systems. Driven by “aggregated procurement” and “supply chain upgrading services,” Wdoodoo actively promotes the development of an industrial Internet e-commerce ecosystem.
