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Your Reliable Bag Manufacturer
Founded in 2006, Weierken is a trusted bag manufacturer with 20 years of experience in the outdoor and delivery bags industry.
We operate 3 self-owned factories across China and Cambodia, covering 100,000+ sqm with over 3000+ skilled workers. Our core product lines include cooler bags, waterproof backpacks, beach bags, and more, all OEM, ODM, and custom-built to client specifications.
Trusted by 2,000+ global brands, we provide dedicated R&D, fast turnaround, and strict quality control as their long-term design and production partner.
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Why Choose Us
1. Certified In-House Factories in China and Cambodia
Weierken owns and operates three self-owned factories across China and Cambodia, covering 100,000+ square meters and staffed by 3000+ skilled workers. With BSCI, SEDEX, ISO, and other certifications, our vertically integrated production ensures stable quality, on-time delivery, and cost control, trusted by 2,000+ global clients.
2. Experienced R&D Drives Market Fit
Our in-house R&D team works closely with brands to turn concepts into custom products. We combine trend insights, user behavior research, and prototype testing to create cooler bags, delivery bags, and waterproof gear that align with your market and brand vision.
3. Flexible ODM/OEM/Customization Services
From materials, structure, and colors to logos and retail-ready packaging, we guide clients through every detail of the customization process. Weierken supports both flexible-MOQ pilot runs and high-volume orders, offering mockups, 3D previews, and flexible adjustments along the way.
4. Partnership Mindset, Not Just Manufacturing
We’re more than a bag factory. We act as a hands-on production partner to many brands, helping them scale efficiently. With responsive communication, after-sales support, and continuous development, our team is committed to long-term brand growth, not just one-time orders.
Certification
What's On Trend
35L All-Weather Backpack
360° shock-absorbing laptop compartment...
20L Magnetic Cooler Backpack CBS2501
Better cold retention and ergonomic breathable straps...
Insulated Delivery Bags DBS06
All-in-one delivery bag with premium features for...
Insulated Food Delivery Bag With Shoulder Strap DBS08
Insulated bag, fit for food trays, meats, grocery delivery...
Recent Blog Posts
Guides
Sourcing Checklist: Finding a Water Resistant Bag Maker
In the luggage and bag manufacturing industry, the terms "waterproof" and "water-resistant" are often used interchangeably by consumers. However, for B2B procurement managers, these terms
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Guides
Inside the Factory: How a Waterproof Backpack Maker Welds Seams
Standard backpack manufacturing relies almost entirely on sewing machines. While a typical backpack contains thousands of needle holes, a high-performance waterproof bag must have none. Fo
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Guides
Audit Checklist: Evaluating a Waterproof Bag Maker’s Factory
Standard backpack manufacturing relies almost entirely on needles, threads, and sewing machines. If a needle punctures the fabric, it is simply part of the assembly process. However, in th
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