China has
issued a new version of its industry standard for knitted casual wear, which
came into effect on July 1, 2020.
Published by
the Ministry of Industry and Information Technology, FZ/T 73020-2019 covers
products that are primarily manufactured using knitted fabrics. It does not
apply to products made for infants aged 36 months or under.
There are multiple updates in FZ/T 73020-2019, in comparison to the 2012 iteration.
Alterations include:
- Instructions that children’s product use
must comply with a specified clause in GB 31701 - Terms and definitions for mini shorts and
fluorescence color - Labeling rules for sizes beyond the
standard - Applicable scope for the colorfastness of
natural color or bleached fabrics - Assessment for results and single sample
- Colorfastness for linings
- Test items for appearance after washing
- Requirements and test methods for the staining
degree of soap solution - Requirements covering colorfastness to
light for apparel in fluorescence color
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The new standard contains
adjustments to:
- Normative references
- Requirements for colorfastness
to rubbing, light, dry-cleaning, and light of textiles wetted with artificial
perspiration - Requirements covering
pilling - Requirements covering spirality
for tops after laundering - Measurement description for
spirality after laundering
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Revisions include:
- Applicable
scope - Test method for
colorfastness to transfer in joints - Sewing
requirements - Specification
of sampling number
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The new standard has removed:
- Net dry content requirement for fiber
content - Annex A of FZ/T 73020-2012
- Requirements
for dresses and short skirts - Requirements
for colorfastness for prints and pyrographics
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The standard contains technical
requirements relating to:
- Appearance:
defects,
dimension tolerance, dimension difference in symmetrical position, and sewing requirements - Internal quality: fiber content, formaldehyde content, pH value, odor,
decomposable carcinogenic aromatic amines, bursting strength,
pilling, dimension change after laundering, dimension change after
dry-cleaning, spirality after laundering, appearance after laundering, and multiple
requirements relating to colorfastness
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Stakeholders are advised to now check
their knitted casual wear conforms to the latest version of FZ/T
73020.
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