Luggage Inspection

Guangzhou Huajian Commodity Inspection Co., Ltd. specializes in providing third-party inspection services, third-party factory audit services, and container loading supervision services. It is a professional third-party inspection company, foreign trade inspection company, third-party quality inspection company, third-party product inspection company, and third-party testing company.

1. Raw Material Quality Requirements

1.1 PU material adhesion and flexibility must be normal; slight rubbing of the paint surface should not cause whitening, cracking, or bubbling. Abrasion resistance must meet national standards. The PU material surface must not have scratches or cracks. The same piece of PU material must not have uneven coloring (except for certain PU materials with natural or multi-color effects). Color differences or wrinkles between different pieces of PU material in the same batch are unacceptable.

1.2 Fabrics, whether knitted or woven, must be smooth, without yarn pulling or knots, and color fastness must meet standards.

1.3 Lining fabric and webbing must be rubbed 60 times with white cotton cloth without fading, desizing, or bleaching. The lining fabric appearance must not have yarn pulling, yarn flipping, missing yarn, skipped yarn, hooked yarn, coarse yarn, color differences, slub yarn, stains, holes, broken warps, creases, or wrinkles.

1.4 Zippers must be rubbed 100 times with white cotton cloth without fading or bleaching. Durability: Test pulling 100 times without missing teeth, misaligned teeth, or damage. Fabric requirements are the same as the inspection requirements for lining fabric and webbing. The zipper chain must not have misalignment, missing teeth, must be bright without rust residue, without漏镀, tightly closed, and without shaking.

1.5 Hardware cracks and scratches are not allowed (non-sensitive scratches up to 1.5cm in length and ≤0.3mm in width are acceptable; visually obvious non-sensitive scratches will be judged as sensitive scratches). Burrs must not hurt hands when touched. Oxidized surfaces are not allowed (black spots on cross-sections are acceptable; red spots and rust streaks are not allowed). Stains, deformation, incorrect material, pinholes, electrode shadows, white spots, water marks, acid leakage, delamination, or excessive pickling are not allowed.

2. Production Process Quality Requirements

2.1 LOGO Embossing, Embossing, Watermark, and Embroidery Quality Requirements

2.1.1 Use the company's standard LOGO size uniformly. Embossed text and patterns must be clear; blurriness or粘连 of fonts is unacceptable.

2.1.2 Incorrect font (English) or incorrect embossing position is unacceptable.

2.1.3 Uneven embossing depth, color fading, or wrong colors are unacceptable.

3.1 Edge Painting Quality Requirements:

3.1.1 All areas requiring edge painting must be painted at least three times. If unevenness is found during the first polishing, it must be polished smooth.

3.1.2 Edge painting margin must not exceed 1mm. The same component must not have color differences in edge painting; color matching must be consistent.

3.1.3 Edge painting must not overflow onto the surface, form beads or streaks, feel rough to the touch, and must be full and smooth.

3.2 Table Craftsmanship Quality Requirements:

3.2.1 Fold edges and support all four sides. Glue application must be 5 points uniformly. Glue particles on adhered cut pieces are unacceptable. Glue must not be spread too wide or overflow onto the surface. Wrinkled leather must be ironed smooth before production.

3.2.2 Zipper windows must form a perfect rectangle with a height of 12mm and an angle of 90 degrees; broken corners are unacceptable. Folded edges must be smooth, straight, and firm without gaps or弯曲. Zipper windows must not have torn openings, corners must not burst, and corner finishing must be smooth and rounded.

3.2.3 Bag openings must be flat, neat, and aligned with the teeth without exposed glue. Shoulder straps must be consistent in width and length. Pullers must区分正反方向.

3.2.4 Handles and shoulder straps with edge painting must be套胶筒.

3.2.5 Bottom, side, and main body must be aligned during adhesion. Misalignment within 0.25/8 of the inner seam is acceptable.

3.2.6 Wrong zipper pullers, zipper pullers without胶通, wrong zipper fabric are unacceptable. Zipper鼻 openings too large, zipper tags easily pulled out are unacceptable. Color mismatch between zipper fabric and PU material is unacceptable. Zippers too tight or prone to bursting open are unacceptable.

3.2.7 Handles upside down or wrinkled are unacceptable.

3.2.8 Filled needle hole colors must match the leather color; bleeding onto the main surface, golden color, or印 are unacceptable.

3.2.9 Edge painting too thick or too thin is unacceptable. Edge painting must be even, smooth, and not applied on the leather surface. Cracking, slight pulling causing cracks, or peeling are unacceptable.

3.2.10 Bottom wrapping, the four corners of the bag must have抛位, evenly folded and firm, keeping corners and main surface smooth.

3.3 Sewing Craftsmanship Quality Requirements:

3.3.1 8-8.5 stitches per inch;少于7.5 stitches or more than 9 stitches are unacceptable. Seam allowance must not exceed 0.2mm; double lines must be parallel.

3.3.2 Skipped stitches, broken threads are unacceptable.

3.3.3 Uneven stitching, uneven stitching at corners are unacceptable.

3.3.4 Loose stitching is unacceptable even by one stitch; tight stitching shorter than 1.5 inches is acceptable; too long is unacceptable.

3.3.5 Lining sewn inside out, folded, or torn is unacceptable. Lining fabric higher than the bag opening edge within 0.25/8 of the inner seam is acceptable; beyond that is unacceptable.

3.3.6 Side panels with hanging bags; missing hanging bag stitching is unacceptable. Hanging bags must be sewn straight;偏移 is unacceptable. Missing stitching at the joint between bottom and side panels is unacceptable.

3.3.7 Edge binding must be firm; hollow edge binding is unacceptable. Edge binding must be even; uneven width is unacceptable. Wrinkled edge binding at valleys is unacceptable. Reverse edge binding is unacceptable. Internal edge binding not meeting company requirements is unacceptable.

3.3.8 Bone wrapping must be smooth and rounded; too thin or uneven bone wrapping is unacceptable. Bone wrapping must be tight with gaps not exceeding 0.5/8; within 0.5 points is acceptable. Joints must be aligned; misalignment is unacceptable. Both sides of bone wrapping must be balanced; uneven height is unacceptable. Bone wrapping must be even and symmetrical; obvious differences are unacceptable.

3.3.9 Missing inner label stitching, sewing inside out, upside down, folded, or偏移 are unacceptable. Hardware installation must be even; obvious differences are unacceptable.

3.3.10 Wrong zipper tail leather patch, zipper sewn inside out, ends not sewn in place, uneven seam allowance are unacceptable.

3.3.11 Missing stitching on pocket openings, not sewn in place, wrong positioning, pocket perforation are all unacceptable.

3.3.12 Handle stitching must be centered; off-center by more than "0.25/8" is unacceptable.

3.3.13 Top stitching must not have excessively long重复 stitches. Both top and bottom threads must not have skipped stitches, beading, loose threads, or tangled threads. 0.75 seam allowance, bags must be sewn straight, corners must be symmetrical without歪斜. Reinforce stress areas firmly. Zippers must be straight without波浪.