What is the lead time for production?

The average lead time is within 15 workdays for both peak and off-season periods.

What are the main applications of this board?

It is widely used for packaging boxes, advertising boards, folders, photo frames, hardcover books, and storage boxes.

How is the product packaged for shipping?

Each pallet is 1.1m high, wrapped in waterproof film, and fixed with steel strips. Corners are protected by strips.

4mm Grey Paper Carton Cardboard Uncoated Kappa Board

Name: 4mm Grey Paper Carton Cardboard Uncoated Kappa Board
Brand: Dongguan Banyan Material Co., Ltd.
SKU: 2047167755

Guangdong, ChinaDongguan Banyan Material Co., Ltd.

US$450.00

5-24 Tons

US$400.00

25-499 Tons

US$350.00

500+ Tons

Sample price:US$50.00/set.Request sample

Product profile

Customization

Available

Usage

Gifts

Material

Recycled Material

Model NO.

by234

Type

Two Sides Grey

Brand

Banyan

Specifications

A3, A4, A5, B2, B3, B4, B5, 70*100cm

thick

10PT, 0.254mm, 11PT, 0.279 mm, 12PT, 0.305 mm, 13PT, 0.330 mm, 14PT, 0.356 mm, 15PT, 0.381 mm, 16PT, 0.406 mm, 17PT, 0.432 mm, 18PT, 0.456 mm, 20PT, 0.508 mm

MOQ

5tons

Samples

Free Samples, Freight Collected

Application

Box, Stationey

Thickness

0.5mm to 4mm

Size

Can Be Customized

Quality

Good for Notebook Cover

Transport Package

Bulk Pack

Specification

70*100cm/31*43inch

Trademark

banyan

Origin

China

HS Code

480700

Production Capacity

10000000tons Per Month

Key features

Flexible Customization: Size and thickness can be customized to meet specific project requirements.

Strict Quality Control: Features 100% visual inspection and fully automatic computer-controlled production lines.

Wide Application Range: Suitable for packaging boxes, books, photo frames, puzzles, and advertising boards.

Multiple Certifications: Holds ISO9001, ISO14000, SGS, ROHS, and MSDS certificates for quality assurance.

Die-Cutting Service: Offers precise die-cutting for A3/A4 sizes with perfect edges, saving customer costs.

Competitive Pricing: Provides reasonable prices with consistent quality for global market demands.

Free Sample Availability: Free samples are available for quality verification, with freight collected.

Reliable Packaging: Pallets are wrapped in waterproof film and protected by strips and steel bands.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceFast DeliveryQA/QC Inspectors

Dongguan Banyan Material Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Flexible customization CertifiedExport Year: 2 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤5.08h CertifiedTerms of Payment: T/T, LC, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is a Dongguan-based limited trading company in manufacturing-related industries, with 12 employees and no stated group affiliation. It holds ISO 9001 certification and reports one production line, 100% finished-product inspection, flexible customization, and export sales representing 71%–90% of total sales. However, the evidence also shows no valid manufacturing-capacity contract with related subcontractors, no inventory, overseas warehouse, showroom, agents, or branches, and no offline trade-show participation. Service and quality documentation is incomplete: supplier records lack approvals or dates, corrective-action and inspection records are absent, and complaint-handling procedures are undocumented. The supplier does not offer ODM, branded OEM, or SDK-supported R&D services. Financial information is limited to reporting years rather than substantive financial indicators, so financial credibility cannot be determined. No customer cases are provided.

CertificationsISO 9001 certification is explicitly reported. However, the supplier has no stated quality assurance, lacks written records for inspection procedures, and its approved-supplier documentation is unsigned or undated, so certification exists but implementation evidence is incomplete.

After-Sales capabilityThe supplier has no overseas agents or branches, overseas warehouse, showroom, or in-stock service capability, and has not participated in offline trade shows. It also lacks written complaint-handling procedures or records, although it reports service-related procedures and lead times within 15 working days.

R&D capabilityThe supplier does not provide ODM services, branded OEM services, or an available SDK. It reports 6–10 years of total R&D-engineer experience and flexible customization, but these facts do not establish a strong independent innovation capability.

Customization capabilityFlexible customization is explicitly reported as a design-service capability. This supports the presence of customization services, although no scope, technical examples, or implementation records are provided.