C&Z
QC
In the garment industry, whether you are a manufacturer, importer, or brand, you must understand the importance of quality control in this business. This industry shifts swiftly, and any time lost in shipment or defect fixings can lead to unimaginable losses. Moreover, quality issues can quickly disseminate in the digital age, giving competitors an advantage. Therefore, quality control is essential, and quality inspection is the most commonly used method. In this post, we will guide you through the steps of a garment quality inspection, the key checkpoints to focus on, and how can C&Z expertise support your garment quality control.
Darye Hanbok (다례한복), Korea's exquisite tea ceremony attire, embodies Confucian elegance with its simplified lines and natural dye palettes. As demand grows for authentic cultural wear, mass production has introduced critical quality risks: toxic pigments, structural compromises, and ritual non-compliance. At CZ-Quality, we implement specialized protocols to safeguard both wearer safety and traditional integrity.
Synthetic indigo dyes may contain formaldehyde exceeding Korea's K-REACH limits (≤75ppm)
Our ICP-MS testing enforces Oeko-Tex Standard 100 compliance, detecting cadmium in "dancheong" pigments
Azo amines in red hues (≤30mg/kg per KC 628)
Weak seam stitches (＜120N) cause "jeogori" jacket deformation
Ramie fabric strength ≥180N
"Otgoreum" tie endurance ≥50 cyclesColorfastness to green tea spills (ISO 105-E09)
Polyester blends replacing traditional hemp/ramie (≥95% natural fibers)
AI pattern validation against National Palace Museum archives
Spectrophotometry ensures "jaju" ivory white (Pantone 11-0607 TCX)
2023 Cultural Heritage Audit
39% of "premium" Darye Hanbok violated standards
27% contained phthalates (0.12% vs 0.1% limit)
18% showed dye migration after tea exposure
Natural dye supplier audits for KC Certification
Digital thread counting for hand-stitched authenticity
KS K 0850 colorfastness to perspiration
XRF analysis for lead-free metal accessories
Intangible Cultural Heritage Compliance Mark
Partnering with Andong's Living National Treasures, we deploy hyperspectral imaging for dye analysis and blockchain tracing from dye vats to finished garments. Our 99.3% defect detection ensures compliance with KS A 9001 cultural standards.