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Underwear & Loungewear Testing
We provide ​compliance testing services for underwear and loungewear products in the apparel industry, helping manufacturers and retailers enhance product compliance, reduce regulatory penalties and customer complaints rates.
Service Overview

We provide ​compliance testing services for underwear and loungewear products in the apparel industry, helping manufacturers and retailers enhance product compliance, reduce regulatory penalties and customer complaints rates.

Service Content

Applicable Products

GB/T 8878-2014 Cotton Knitted Underwear

  • Scope: Applies to the quality assessment of ​knitted underwear with ​cotton fiber content ≥50%​.
  • Exclusions: Not applicable to apparel for ​infants under 36 months.

 

FZ/T 73024-2014 Chemical Fiber Knitted Underwear

  • Scope: Applies to the quality assessment of ​knitted underwear with ​chemical fiber content ≥50%​.
  • Exclusions: Not applicable to apparel for ​infants under 36 months.

 

FZ/T 73022-2019 Knitted Thermal Underwear

  • Scope: Applies to the quality assessment of ​thermal underwear made of ​knitted fabrics with a thermal insulation rate ≥30%​.
  • Exclusions: Not applicable to ​quilted thermal underwear products.

 

FZ/T 73012-2017 Bras

  • Scope: Applies to the quality assessment of ​bras made primarily of ​woven or knitted fabrics.

 

FZ/T 74002-2014 Sports Bras

  • Scope: Applies to ​knitted sports bras designed to provide ​breast support during physical activities (e.g., running, jumping, walking), including ​pre-shaped products with padding.

 

FZ/T 81001-2016 Pajama Sets

  • Scope: Applies to ​pajamas (including sets) made of ​woven fabrics for indoor/home wear.
  • Exclusions: Not applicable to apparel for ​infants under 36 months.

 

FZ/T 73017-2014 Knitted Loungewear

  • Scope: Applies to the quality assessment of ​knitted loungewear (e.g., pajamas, casual wear) primarily for home use.
  • Exclusions: Not applicable to apparel for ​infants under 36 months.

 

FZ/T 73025-2019 Knitted Apparel for Infants

  • Scope: Applies to ​knitted apparel for infants (0–36 months), including underwear, outerwear, pajamas, onesies, belly bands, pants, socks, foot covers, hats, bibs, sleeping bags, bedding, etc.

 

GB/T 33271-2016 Woven Apparel for Infants

  • Scope: Applies to ​woven fabric-based apparel for infants (0–36 months), including clothing, hats, gloves, socks, and bibs.

 

Key Requirements for Underwear & Loungewear

Standard ​Key Requirements
GB/T 8878-2014
Cotton Knitted Underwear
- Appearance quality
- Labeling compliance
- Fiber content
- Full compliance with ​GB 18401
- Washing dimensional change rate
- Bursting strength
- Color fastness (Soap washing, Wet rubbing)
FZ/T 73024-2014
Chemical Fiber Knitted Underwear
- Appearance quality
- Labeling compliance
- Fiber content
- Full compliance with ​GB 18401
- Washing dimensional change rate
- Bursting strength
- Pilling resistance
- Color fastness (Soap washing, Wet rubbing)
FZ/T 73022-2019
Knitted Thermal Underwear
- Appearance quality
- Labeling compliance
- Fiber content
- Full compliance with ​GB 18401
- Washing dimensional change rate
- Bursting strength
- Thermal insulation rate (≥30%)
- Air permeability rate
- Pilling resistance
- Color fastness (Soap washing, Wet rubbing)
FZ/T 73012-2017
Bras
- Appearance quality
- Labeling compliance
- Fiber content
- Full compliance with ​GB 18401
- Color fastness (Soap washing, Wet rubbing)
FZ/T 74002-2014
Sports Bras
- Appearance quality
- Labeling compliance
- Fiber content
- Full compliance with ​GB 18401
- Air permeability rate
- Underband pressure
- Color fastness (Soap washing, Wet rubbing, Light-perspiration)
FZ/T 81001-2016
Pajama Sets
- Appearance quality
- Labeling compliance
- Fiber content
- Full compliance with ​GB 18401
- Washing/dry cleaning dimensional change rate
- Post-wash appearance
- Pilling resistance
- Seam slippage
- Crotch seam strength
- Fabric color fastness (Dry cleaning, Soap washing, Wet rubbing)
- Lining color fastness (Soap washing)
FZ/T 73017-2014
Knitted Loungewear
- Appearance quality
- Labeling compliance
- Fiber content
- Full compliance with ​GB 18401
- Washing dimensional change rate (post-wash distortion, appearance)
- Bursting strength
- Pilling resistance
- Color fastness (Soap washing, Wet rubbing, Intercolor transfer)
FZ/T 73025-2019
Knitted Apparel for Infants
- Appearance quality
- Labeling compliance
- Fiber content
- Compliance with ​GB 31701 Class A
- Filling material (Down content, fill power, oxygen consumption, residual ester rate, cleanliness, odor, microbial safety)
- Extractable heavy metals
- Washing dimensional change rate
- Pilling resistance
- Garment strap tensile strength
- Post-wash appearance
- Moisture permeability rate
- Down penetration resistance
- Color fastness (Soap washing, Intercolor transfer)
GB/T 33271-2016
Woven Apparel for Infants
- Appearance quality
- Labeling compliance
- Fiber content
- Compliance with ​GB 31701 Class A
- Washing dimensional change rate
- Garment strap tensile strength
- Extractable heavy metals
- Fabric & lining color fastness (Soap washing)
Our Advantages
Comprehensive Accreditation
Certified with ​CNAS (China National Accreditation Service for Conformity Assessment), ​CMA (China Metrology Accreditation), ​CPSC (U.S. Consumer Product Safety Commission), and ​INMETRO (Brazilian National Institute of Metrology) credentials, ensuring globally recognized compliance standards.
State-of-the-Art Facilities
Equipped with cutting-edge laboratory instruments and technologies to guarantee ​accurate, reliable, and traceable testing data across all analyses.
Efficient & Precise Services
Leveraging decades of expertise, streamlined workflows, rigorous quality control protocols, and robust technical support to deliver ​fast-turnaround, high-precision testing solutions tailored to client timelines.
Dedicated Technical Expertise
Technical Support Team: The technical support team has extensive experience in relevant fields. Focusing on ​technical training, standards and regulations, and client requirements, we provide comprehensive one-stop testing and certification solutions for related enterprises.
Contact Us
Ti Group Consumer Goods Services
0769-26622263
No. 9, Headquarters 2nd Road, Jinbaisheng Industrial Park, Songshan Lake High-Tech Industrial Development Zone, Dongguan City, Guangdong Province, EA601
contact.cb@titcgroup.com
Consultation Service
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1.We will not disclose, share or sell any of your personal information to third-party companies or individuals without your permission, unless required by law or the government.
2.The information you provide will only be used to help us provide you with better service.
Consultation Service
*Name:
Email:
*Company:
Title:
*Phone:
City:
Please complete the form to send us a message:
1.We will not disclose, share or sell any of your personal information to third-party companies or individuals without your permission, unless required by law or the government.
2.The information you provide will only be used to help us provide you with better service.