Bag inspection standards, inspection and factory verification services

October 21, 2025

As essential items for daily travel and storage of belongings, the quality of luggage products directly affects the user experience and service life. To ensure that luggage products meet industry standards and customer requirements, establishing a professional inspection process and quality certification system is of utmost importance. This article will systematically introduce the inspection standards, testing methods and certification requirements for luggage products, providing a complete quality control guide for enterprises.
1. Dimension and Specification Inspection Certification
The size of the finished package must comply with the design specifications.
Reasonable space design ensures the integration of practicality and portability.
Establish a certification system for dimension tolerance standards
II. Quality Inspection and Certification of Raw Materials
1. Certification of Fabrics and Linings
The thickness, fineness, color, and density of the yarns meet the standards.
The color fastness has reached the certification requirements.
The adhesive PVC does not show any whitening phenomenon and has an appropriate degree of softness.
Issues such as lack of fabric, poor quality, uneven color, and embroidery defects
2. Certification of netting material
The mesh shape complies with the design requirements.
The weight per square meter meets the standard.
Color consistency has passed the inspection certification.
3. Quality standards for artificial leather
The thickness meets the requirements of the order.
The adhesive density meets the standard and is not prone to tearing.
The wear resistance has been certified through testing.
4. Zipper System Certification
The specifications of the main zipper, side pocket zipper, and lining zipper are correct.
The teeth are smooth and have no noise or jamming phenomenon.
The density and width of the zipper edge meet the requirements of the order.
Fastness is tested through inspection procedures.
5. Puller head and puller plate certification
The puller head has accurate specifications and dimensions, with no breakage defects.
The lock hole is functioning properly.
The lettering, colors and sizes of the labels comply with the design requirements.
6. Certification of Ribbon-like Accessories
The colors of the ribbons, binding strips, and elastic bands are consistent.
The patterns, weight and thickness all meet the standards.
Color fastness and stretchability have passed the quality certification.
7. Certification of frame structure materials
The colors and materials of the pipes and corner guards meet the requirements.
Steel wire, iron frame, honeycomb frame wire diameter and width meet the standards
8. Plastic accessory certification
Destructive tests need to be conducted for hand grips, snap fasteners, hook fasteners, etc.
The size, color and shape of the fasteners comply with the requirements of the order.
Functionality has passed the quality certification.
9. Hardware accessory certification
The color and acid-proof treatment meet the standards
The dimensions and wire diameters are precisely consistent.
The rust prevention treatment of the steel nails passed the inspection test.
10. Mobile System Certification
The telescopic handle moves smoothly without any noise.
The finger-operated lever functions properly.
The wheels rotate smoothly without any jamming.
11. Certification of the identification system
The trademark letters, sizes and colors are accurate
The content of the label is correct and error-free.
12. Packaging Material Certification
The quality of the hanger, the hanging wire, and the carton has met the standards.
The printed content is completely accurate.
The gears are securely installed and the hub is in good condition.
III. Quality Inspection and Certification of Finished Packaging
A. External Structure Certification
The front piece is flat, and there is no wrinkling at the corners.
The spliced pieces are straight and vertical, with no exposed false lines.
The front and rear pipe strips have symmetrical guard corners on both the left and right sides.
The middle-strength webbing is positioned accurately.
B. Detail Process Certification
Side nails have no fraying or damage.
Place the handle flatly
The square ring and the flat grip push handle have no gaps between them.
The handrail is made using a double-line manufacturing process.
C. Postcard case structure verification
The postcard case is positioned squarely and is symmetrical on both sides.
There is no wrinkling in the corner of the back sheet.
There is no gap between the gear wheel and the pipe strip.
D. Internal Structure Certification
There is no color difference in the ribbing, hemming tape, zipper, and mesh fabric.
The connection points of the handle of the suitcase are accurately positioned (at the 1/4 mark from the bottom).
All materials have passed color fastness certification.
IV. Process Standard Inspection and Certification
1. Production Line Process Standards
Needle Spacing Requirements:
General size: 1 inch - 5.5 - 6 pins
Hand part: 4.5 needles
Package size: 5.5 inches
Computer car: 7 pins
2. Size Specifications
Length of the soft shoulder strap: 50 inches
The dimensions of each component are within the design tolerance.
3. Assembly process certification
The steel nails are well spread out and firmly fixed.
The gear wheels are assembled parallel to the bottom, without any inward or outward curvature.
The front seat position is accurate (at the second line of the double lines on the trim strip)
V. Final Inspection and Certification Process
1. Cleanliness Check
The finished product package is clean and free of stains.
Wireless headset residue
The appearance is neat and attractive.
2. Packaging Inspection and Certification
Carry out standardized packaging in accordance with the order requirements
The identification is clear and accurate.
Protective measures are in place.
3. Sampling Inspection Standards
Implement sampling inspection in accordance with the AQL standards
Establish a quality grade determination system
Key projects implement a full inspection system.
VI. Key Control Matters for Factory Inspection Certification
To ensure that the quality of the luggage products consistently meets the certification requirements, during the factory inspection process, the following matters need to be given priority attention:
Raw material control: Establish a supplier quality certification system
Production process control: Establish standardized operation procedures
Quality inspection system: Establish key process inspection points
Equipment maintenance and calibration: Regularly calibrate production and testing equipment
Personnel training and certification: Implement a professional skills training program
Inspection and Certification Summary
The inspection and factory verification of luggage products is a systematic process that requires comprehensive testing and certification from raw materials, production processes to final product quality. By establishing a professional inspection process and strict quality standards, enterprises can ensure that their products meet industry certification requirements, providing consumers with durable, aesthetically pleasing, and functionally complete luggage products.