Quality guarantee| Page| Jiean (Dongguan) Handbag Co., Ltd

Raw Material Warehouse

Case 01

Sustainable Luxury Bag Manufacturer | Custom Handbag OEM ODM Supplier | Private Label Handbag Factory

Every bag we craft reflects our passion for luxury, sustainability, and precision. From raw material sourcing to final delivery, we ensure premium, consistent quality for luxury & fashion bag brands, Amazon sellers, and regional distributors.

Case 02

Raw Materials & Warehouse – Trusted Sustainable Bag Manufacturer

At Jiean Bags, quality starts with materials. As a GRS 4.0-certified Sustainable Luxury Bag Manufacturer, we source only vegan leather, recycled fabrics, RPET textiles, and eco-friendly materials.
Inspection & Sorting: Each material is checked against purchase orders and brand specifications.
ERP Inventory Tracking: Accurate stock updates and material traceability for all orders.
Incoming Quality Control (IQC): Checks for consistency, color accuracy, and texture.
We are your Vegan Leather Bag Supplier and Eco-Friendly Handbag Supplier, ensuring every material meets our luxury and sustainability standards.

Case 03

Precision Cutting & Preparation – Custom Bag Factory Excellence

Every piece starts with precision material cutting:
Four-column oil press cutters for leather and fabrics
Laser cutting technology for intricate patterns
Leather skiving machines for perfect thickness
Our Custom Bag Factory processes also include preparing zippers, embroidery, edge painting, and thermoforming to meet your Luxury Handbag OEM ODM requirements.

PREPARATION

Manufacturing Workshop – Craftsmanship Meets Sustainability

With 1,000+ skilled artisans, our workshop combines traditional craft with smart machinery:

Hand-stitching, edge painting, and assembly for durability and elegance

Eco-conscious production reducing waste at every step

Semi-finished and full bag production for EU, Japanese, and global brands

As a Luxury Bag Manufacturer China and OEM ODM Handbag Supplier, we deliver scalable, high-quality bags for startups, Amazon sellers, and established luxury brands.

Testing, Inspection & Packaging–Your Private Label Handbag Factory

Quality assurance continues in our in-house testing lab:
Tensile strength, metal detection, color fastness, and corrosion tests
Final inspection to ensure bags match approved standards
We package every bag using eco-friendly, customizable materials, making us a trusted Private Label Handbag Factory and Sustainable Bag Production Partner.

Why Brands Choose Jiean Bags

✅ Certified Sustainable Luxury Bag Manufacturer

✅ Expert Custom Handbag OEM ODM Supplier

✅ Flexible Private Label Handbag Factory solutions

✅ Ethical, eco-conscious craftsmanship

✅ Trusted by 15+ luxury brands worldwide

MANUFACTURING WORSHOP

Sustainable Manufacturing Workshop

Our skilled team of 1,200+ craftspeople ensures:

Expert Craftsmanship: Hand-stitching, leather edge-painting, and precise assembly.

Eco-Conscious Production: Using environmentally friendly materials and reducing waste.

The pneumatic computer cylinder-bed sewing machine is mainly is used to stitch plastics, papers, handbags, Velcro, leather, non-woven fabrics and for blind stitching and leather edge-bindings.

The pneumatic computer long arm sewing machine can automatically set the stitch numbers, cut threads, stitch reversely, and its steady performance and neat cutting is ensured by dish knife thread-cutting.

The column sewing machine is mainly employed to stitch large-size, spatial and curvature-shaped materials.

The auto-gluing seam beating and flattening machine is employed to conduct a series of process including edge separating, gluing, beating and flattening, and the computer on it can control the glue temperature and flow.

The fully automatic leather edge-painting machine is used to edge-paint and then dry shoulder girdles with a range of 20-130cm for handle webbing, accessory leather strips, and belts.

PACKAGING WAREHOUSE

The department of packaging is primarly responsible for cleaning, reshaping, tagging, bagging, encasing, bar coding, and price tag labelling on all products produced in our facility. It is here that we check product specifications, patterns, colors, and brightness before they are shipped. The products are then packaged using environmentally-friendly materials. Also, cardboard and other packages can be customized upon request.

Qualified products are to be checked according to the final-phase inspection report of the quality control department in the finished products warehouse, then products are to be warehoused based on order numbers, placed according to their respective purchasers and delivery destinations. They are finally arranged in strict accordance to schedule and packing lists. The adoption of a digital temperature control system for automatic defrosting and moisture exhausting prevents the products from being damaged due to environment changes.

QUALITY CONTROL DEPARTMENT

The quality control department is responsible for the inspection of all products and materials, including incoming material inspection, semi-finished product inspection, finished product inspection, packing inspection and shipping inspection.
All inspections are performed by the inspectors at the inspection station. The natural light or near natural light are required for the inspection environment, the viewing distance is 500-700mm.


Partner with Jiean Bags Whether you’re designing custom tote bags, luxury travel duffels, or handbag accessories, we ensure luxury quality, sustainable production, and consistent delivery. Let’s craft your next premium, eco-friendly bag collection — ethically, beautifully, and reliably.