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China Packaging Manufacturing Factory

Evergreen Paper Products Co., Ltd.

Evergreen Paper Products Co., Ltd. is the China manufacturing factory of the WELLONG packaging group, located in Dongguan, Guangdong, China.
Established in 1995, our China factory provides professional OEM and ODM packaging manufacturing services for international customers.
We specialize in the production of custom paper boxes, folding cartons, rigid gift boxes, paper bags, retail displays, printed products, and selected PVC, PET, and PP packaging.

Our manufacturing process covers packaging development, structural design, sampling, printing, surface finishing, assembly, quality inspection, mass production, and export.
With an experienced production team and integrated manufacturing capabilities, we help customers turn packaging concepts into finished products efficiently and consistently.

OEM / ODM Manufacturing Service

Packaging Structural Design

Custom Packaging Design

Sampling & Prototyping

Mass Production

Custom Printing

Premium Surface Finishing

Quality Inspection

Worldwide Export

Why Choose Evergreen

30+ years of packaging manufacturing experience

One-Stop Packaging Manufacturing

Custom OEM & ODM Solutions

Customization capabilities

International export experience

Our Core Competencies

Packaging Development

Review product requirements and determine suitable packaging structures, materials, dimensions, and production methods.

Structural Design & Sampling

Develop packaging structures and produce samples for evaluation before mass production.

Mass Production & Packing

Manufacture the approved packaging according to confirmed specifications and prepare products for shipment.

Strict quality management

From raw material inspection, production process monitoring, semi-finished product inspection to finished product shipment inspection, a complete quality management system is established to ensure that products meet international quality standards.

Fast prototyping and on-time delivery

It has high-efficiency proofing and mass production capabilities to assist customers in quickly completing product development and delivering on time.

Global market experience

Products are exported to Europe, America, Japan, Southeast Asia and global markets, and have long-term services for international brands, importers and OEM buyers.

Main products

Custom Printed Paper Boxes

Folding Cartons
Cosmetic Boxes
Food Packaging Boxes
Electronics Packaging
Health & Wellness Product Boxes

Luxury Packaging Boxes

Rigid Boxes
Magnetic gift box
Drawer Boxes
Book-Style Boxes
Premium Brand Packaging

Paper bag series

Shopping Bags
Gift bags
Tote bags
Branded Paper Bags

Retail Displays

Counter Displays

Floor Display Stands

POP Display

Dump Bin display

Peg Hook Display

Printed Products

Catalogs Booklets Notebooks & Journals
Stickers Hang Tags Calendars

Envelope Albums Cards

Clear & Plastic Packaging

PVC transparent box
PET transparent box
PP packaging box
Paper-plastic composite packaging

Service Industry

Cosmetics & Beauty • Food & Beverage • Electronics • Health & Wellness • Gifts • Retail • Stationery • Consumer Products • Promotional Products

Our Mission

To deliver reliable OEM & ODM packaging solutions with quality, flexibility, and production in Taiwan and China.

Wellong Paper Products Co., Ltd.

Established in Taiwan in 1990, Wellong provides custom packaging manufacturing and OEM/ODM services for global customers.

Our capabilities include folding cartons, rigid boxes, paper bags, retail displays, clear plastic packaging, and customized printed products.

If you are looking for a reliable packaging manufacturer for your next project, contact WELLONG to discuss your packaging requirements.

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