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Pen Mold Factory in China: OEM Buyer’s Guide to Tooling, T1 Samples and Mold Acceptance
A practical buyer guide to sourcing injection molds for pen barrels, caps, grips and internal components from a China pen mold factory.
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Top 5 Roll-Wrapped Pen Core Suppliers in China: Ink Reservoir Core OEM Guide
Compare five China roll-wrapped pen core suppliers for whiteboard, marker and watercolor products, with material, flow and OEM checks.
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Top 5 China Paint Marker Manufacturers for Export Buyers in 2026
A buyer-focused shortlist of five China paint marker manufacturers, with evidence, OEM/ODM differences, testing steps, MOQ questions and export checks.
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Are Acrylic Paint Markers Permanent and Waterproof? a Surface-By-Surface Guide
A B2B surface guide to acrylic paint marker permanence, water resistance, sealing, and sample testing for paper, wood, glass, plastic, metal, ceramic, fabric, and stone.
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Water-Based vs Oil-Based Paint Markers: Durability, Safety and Best Uses
A B2B sourcing guide comparing water-based and oil-based paint markers by durability, safety, odor, surface fit, drying behavior, packaging claims, and sample testing.
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Acrylic Paint Markers on Canvas: Layering, Blending and Common Mistakes
A practical B2B guide to acrylic paint markers on canvas, covering surface prep, layering, blending limits, drying, sealing, mistakes, and sample testing.
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How to Store Markers So They Do Not Dry Out
A practical B2B marker storage guide covering cap sealing, storage position, temperature, sunlight, warehouse handling, retail display, and dry-out prevention.
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How to Blend Alcohol Markers for Beginners: 5 Reliable Techniques
How to blend alcohol markers for beginners with 5 reliable techniques, paper tips, nib checks, practice sheets, and sourcing notes for retail kits.
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Marker Pen Factory Audit Checklist: 25 Checks Before You Place an OEM Order
Marker pen factory audit checklist with 25 OEM checks for company identity, ink, components, production, AQL, testing, traceability, and shipping.
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Related sourcing resources
Use these related pages and official reference resources to compare product options, factory capability, documentation needs, packaging requirements and the next step for an OEM/ODM stationery project.