China Folders and Binders Manufacturers Suppliers Factory - Customized Folders and Binders

Custom Folders and Binders for Wholesale, OEM and Private Label

TutanFly manufactures custom file folders, report covers, accordion expanding files, clear books, and heavy-duty ring binders. We build products based on strict technical specifications—matching material gauge, ring tension, spine clearance, and shipping density to your target market and margin requirements. education, retail and institutional use.

35mm Cute Mushroom Rings
Compatible Size:A5 conventional mushroom punched inner page paper. Material:Eco-friendly hard PP plastic. Appearance Design:White edge disc + yellow classic smiley print.
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35mm Mushroom Clips
Compatible Size:A5/A6 conventional mushroom punched inner page paper. Material:Eco-friendly hard PP plastic. Pattern Styles:Stock colored pineapple full print, custom design supported.
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Mushroom Hole Discs
Compatible Size:A6/A7 mushroom-hole punched inner pages. Material:High-transparency eco-friendly PP plastic. Craftsmanship:Integral injection molding, embedded texture.
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26mm Tortoiseshell Mushroom Binder Rings
Compatible Size:A6/A7 mushroom-hole punched inner pages. Material:High-toughness eco-friendly PP plastic. Craftsmanship:Integral injection molding, embedded texture.
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Book Report Folder
This is a multi-functional A4 folder made of durable PP material. It can be used as an office folder, student report folder, writing pad, or vertical filing folder. Suitable for overseas office and study use, it serves both as a document
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Single Sheet File Folder
This Single Sheet File Folder is an A4 multi-functional transparent L-shaped folder made of durable PP plastic. It is designed to provide a simple yet efficient document storage solution for everyday use. Suitable for overseas corporate
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Office Secretarial Folder
This Office secretarial folder is an A4 folding document folder. It is made of durable PP material, which is waterproof and environmentally friendly. It is suitable for business school students and corporate offices overseas, making it a
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Recycled Paper File Folder
This Recycled paper file folder is made of high-quality colored PP material and is specifically designed for overseas office, study, and daily document organization needs. It combines waterproof durability, secure closure, and colorful
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Accordion File Bag
This Accordion File Bag features a 7-pocket expandable accordion design and is made of high-quality PP material. It is suitable for use in overseas schools and offices, offering large document capacity while remaining easy to carry. It is
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Refillable Clear Book
This Refillable Clear Book is a multi-functional document storage and display solution. It is suitable for use in overseas schools, offices, and commercial environments. With features such as waterproof protection, clear visibility, and
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Multi Hole Loose Leaf Binder
Constructed with a hard-shell structure, it is designed for versatile use, primarily for document storage and organization. Measuring 10.63 × 12.4 × 2.36 inches, it accommodates standard Letter-size paper and offers a large capacity of up
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Promotional Clipboards
This promotional clipboards features a purple marble pattern and is a single-sided metal clipboard. It measures 12.2 × 8.7 inches (310 × 220 mm), fitting comfortably in most briefcases. It is lightweight yet sturdy. The low-profile metal
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Product Category

Product Category	Material Range	Key Features	Typical Applications
File Folders	PP (0.15–0.35 mm); Paperboard (250–400 GSM)	Die-cut pockets; Business card slots; Expansion gussets	Everyday office filing; Medical charts; Tax documents; Welcome kits
Report Folders	Clear PP front cover; Translucent PVC; Coated paperboard	Sliding bars; 2-prong fasteners; Swing clips; Pressboard covers	Business proposals; School projects; Corporate presentations; Bids
Accordion File Bags	Rigid PP sheet (0.6–1.0 mm outer cover); Fabric-reinforced edges	5–24 expandable pockets; Color-coded index tabs; Elastic or snap closure	Multi-category tax filing; Coupon sorting; Portable document management
Clear Display Books	High-clarity, anti-static PP pockets (0.03–0.05 mm)	10–100 pocket capacity; Ultrasonically welded spine; Custom insert cover	Product catalogs; Restaurant menus; Art portfolios; Technical manuals
Loose-Leaf Ring Binders	Heavy-duty PP; PVC vinyl over chipboard (1.5–3.0 mm core)	2/3/4 O-Ring or D-Ring mechanisms; Spine label pockets; Interior pockets	Equipment manuals; Employee handbooks; Legal archives; Training programs

Material Options

Polypropylene (PP)

Waterproof, tear-resistant, 100% recyclable. Ideal for high-turnover office and school supplies. Available in matte, twill, diagonal, and mirror finishes.

Polyvinyl Chloride (PVC)

Soft hand-feel, superior edge sealing strength, and excellent clarity. Preferred for heat-sealed pocket edges and foil-stamped corporate binders.

Rigid Paperboard / Duplex Board

Premium aesthetic with 100% full-color offset printing capability. Best suited for short-term presentation folders and eco-friendly corporate kits.

Thickness and Gauge Matching

0.15mm - 0.25mm: Cost-sensitive promotional folders, temporary document sleeves, mass-market retail lines.

0.30mm - 0.50mm: Standard office file folders, clear books, and lightweight expanding files.

0.60mm - 1.20mm+: Heavy-duty ring binder covers, rigid arch files, and industrial storage cases requiring vertical stacking stability.

Ring Mechanism and Capacity Engineering Spine width must be calculated based on document volume and ring type to avoid excess shipping volume (CBM):

O-Rings: Best for light-to-medium sheet counts (15mm to 38mm capacity). Allows pages to turn smoothly around the arc.

D-Rings: Recommended for heavy document sets (25mm to 75mm capacity). Aligns page edges neatly along the flat side, reducing spine width requirement by up to 20%.

Quality Assurance and Factory Qc Standards

Every mass production batch is inspected against your approved Pre-Production Sample (PPS)

01/

Dimensional Inspection: Hole-pitch precision, pocket depth, spine margin clearance, and outer trim dimensions.

02/

Structural Integrity Test: Ultrasonic weld strength on PP seams, ring mechanism opening/closing tension, and snap-button durability.

03/

Printing and Surface Check: Color matching against Pantone codes (Delta E < 2.0), foil stamping adhesion, and barcode scannability.

04/

Export Packaging Optimization: Moisture-barrier polybags, reinforced master cartons (ECT/Mullen test compliant) to prevent transit collapse.

Custom Oem and Private Label Capabilities

We support full custom manufacturing for distributors and private-label brands:

Custom Dimensions

A3, A4, A5, A6, US Letter, Legal, or fully customized die-cut dimensions.

Surface Finishing

Silkscreen printing, offset printing, hot foil stamping, embossing, debossing, and UV spot coating.

Custom Hardware

Nickel-plated or black-coated ring mechanisms, corner protectors, metal eyelets, and specialized clip systems.

Retail-Ready Packaging

Individual polybags, printed barcode labels, inner display boxes, and customized shipping marks.

FAQ

Q: What information is needed for an accurate quotation?

A: Please provide product type, dimensions (or target paper size), material type and thickness, ring/clip mechanism details, printing artwork, order quantity, and packaging requirements.

Q: Can you match exact corporate Pantone colors for PP sheets?

A: Yes. We produce custom-extruded PP sheets to match specified Pantone (PMS) color codes, subject to minimum raw material extrusion quantities.

Q: How do you optimize product packaging for ocean freight?

A: We calculate master carton dimensions based on standard pallet and container loading specs (20GP/40HQ) to maximize carton utilization and lower your freight cost per unit.

Q: Can I receive a pre-production sample before full production?

A: Yes. Physical pre-production samples with custom printing and exact material thickness are provided for final engineering approval before mass production begins.

Q: Can the notebook be developed for retail distribution?

A: Yes. For retail programs, buyers can define the cover artwork, branding, paper and binding configuration, packaging and product labeling to match their target market.

As one of the most professional folders and binders manufacturers and suppliers in China, we're featured by quality products and good service. Please rest assured to wholesale bulk customized folders and binders made in China here from our factory. Contact us for quotation and free sample.

Promotional Clipboards, Office Secretarial Folder, Accordion File Bag