ODM Plastic Bag & Flexible Packaging Manufacturers

Empowering Global Brands with Custom Engineered Barrier Films, Stand-Up Pouches & Smart Packaging Technology

Jieyang Yuanzhong Printing Co., Ltd.

Established in 2001, Jieyang Yuanzhong Printing Co., Ltd. stands as an industry-leading private enterprise specializing in high-barrier flexible packaging decoration printing, custom bag fabrication, and functional roll film manufacturing. Strategically located in the Jiedong District of Jieyang City, Guangdong Province, our state-of-the-art facilities occupy a pivotal role in the global packaging supply chain.

Backed by over two decades of engineering and manufacturing expertise, Yuanzhong Pack leverages advanced international technologies, including our Japanese Komori fully automatic printing lines, solventless high-speed lamination equipment, and precision slitting systems. Our strict commitment to product integrity enables a monthly output exceeding 240 metric tons, satisfying the demands of premium brands worldwide.

Our core strength lies in bespoke ODM and OEM engineering. We customize material formulations (PE, PET, VMPET, AL, CPP, Kraft, and sustainable resins) to match specific OTR (Oxygen Transmission Rate) and WVTR (Water Vapor Transmission Rate) specifications, ensuring extended product shelf-life and regulatory compliance across diverse target markets.

2001
Established Year
240T+
Monthly Output
30+
Global Markets
Yuanzhong Production Facility

Macro-Industry Dynamics & Technical Solution Frameworks

Understanding the global shift toward performance-driven, high-barrier, and circular packaging systems.

1. The Evolution of High-Barrier Materials in Global Logistics

In modern industrial applications, single-layer packaging films are no longer sufficient to combat environmental degraders such as UV radiation, oxygen ingress, and moisture permeation. Advanced logistics pathways necessitate engineered co-extruded multi-layer films. By utilizing strategic polymer matrices—such as biaxially oriented polyamide (BOPA) for puncture resistance, metallized polyester (VMPET) for thermal protection, and ethylene vinyl alcohol (EVOH) copolymer layers for active oxygen barrier properties—we preserve structural integrity and prevent degradation of contents during extended shipping cycles.

2. Macro Sustainability and the Circular Economy Mandate

Global regulatory landscapes, including the European Union's Packaging and Packaging Waste Regulation (PPWR) and North American plastic packaging initiatives, are compelling manufacturers to move away from non-recyclable multi-material laminate structures. The engineering challenge is maintaining barrier properties while utilizing mono-material structures (such as BOPE/PE or BOPP/CPP). Jieyang Yuanzhong Printing is at the forefront of this shift, formulating compatible resin blends and coatings that maintain high barrier thresholds while qualifying for store drop-off and standard recycling streams.

3. Supply Chain Resilience & Lean Manufacturing

Volatile raw material pricing and maritime shipping delays require packaging suppliers to act as agile development partners. Through vertically integrated processing (from design and engraving to cylinder preparation, high-speed gravure printing, and bag making), we offer reliable lead times. This reduces capital lock-up for consumer packaged goods (CPG) companies, enabling just-in-time inventory strategies and reducing overall waste.

Multilayer Engineering

Bespoke lamination using aluminum foil, PET, Nylon, and PE to protect delicate items like coffee, powdered formula, and chemicals.

Global Compliance

FDA-approved, BPA-free, and migration-tested raw materials compliant with international food safety standards (EU, EFSA, USDA).

Sustainable Alternatives

Post-Consumer Recycled (PCR) resins, compostable PLA structures, and monomaterial laminates designed for the circular economy.

Technological Process & Quality Pipeline

Our industrial printing and conversion processes utilize high-speed gravure and solvent-free composite machines to ensure maximum precision and durability.

As an advanced printing technology, gravure printing plays an essential role in the flexible packaging industry. Its primary advantages include thick ink laydowns, high saturation, long plate run life, stable print quality, and exceptional line speed capability. Below is our standard manufacturing workflow:

Gravure Printing Process

Printing

Using Japan Komori automatic lines for multi-color registration and ink density stability.

Dry and Solventless Lamination

Composite

Laminating barrier films with food-grade polyurethane adhesives for zero-delamination assurance.

High Speed Slitting

Slitting

Precision slitting machinery cuts raw master rolls to strict width tolerances for automated FFS lines.

Advanced Bag Making

Bagging

Fabricating stand-up pouches, spout bags, three-side seal configurations, and custom shapes.

Inspection and Packing

Packing

Final physical and aesthetic testing, palletized and shrink-wrapped for international freight.

Precision Customization & Engineering

At Jieyang Yuanzhong, we approach packaging through the lens of material science. Every product requires a unique barrier profile based on its chemistry, oil content, physical state, and distribution channel conditions.

  • PET/AL/PE Laminations: Provides a near-zero MVTR and OTR barrier, essential for high-sensitivity products like infant milk powder and dehydrated proteins.
  • Matte PET/VMPET/PE: Incorporates visual depth with matte finishes while utilizing high-barrier vacuum metallized layers to reflect UV light.
  • Nylon (BOPA) Integration: Used in puncture-resistant pet food bags and liquid spout pouches to survive drop tests and heavy physical vibration.
  • Cast Polypropylene (CPP): Allows for retort sterilization up to 121°C, making it ideal for ready-to-eat meals and high-moisture liquid applications.

Performance Specifications Matrix

Structure WVTR (g/m²/24h) OTR (cc/m²/24h)
PET/PE < 2.5 < 45.0
PET/AL/PE < 0.05 < 0.05
PET/VMPET/PE < 0.5 < 1.0
BOPP/VMCPP < 0.8 < 5.0

*Tested under standard laboratory conditions (38°C, 90% RH for WVTR; 23°C, 0% RH for OTR). Standard parameters customizable based on product chemistry requirements.

Exhibitions & Global Brand Relationships

Building strategic partnerships and presenting our innovations across more than 10 countries and 20 cooperative brands worldwide.

Yuanzhong Global Exhibition Centerpiece

International Packaging & Processing Shows

Presenting advanced gravure and lamination innovations directly to global packaging markets.

Global Trade Show Booth
Exhibition
Packaging Innovation Congress
Exhibition
Packaging Trade Fair
Exhibition
Eco-Friendly Materials Expo
Exhibition
B2B Sourcing Fair
Exhibition

Cooperative Brand Ecosystem

Establishing supply chain integration with leading global brands through mutual trust, quality consistency, and continuous innovation.

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Frequently Asked Questions & OEM Insights

Technical support, regulatory guidelines, and ordering procedures for procurement managers and packaging engineers.

What certifications do your flexible food packaging materials carry?
Our flexible packaging structures are manufactured using raw materials that comply with FDA and European Commission (EU 10/2011) regulations for direct food contact. Additionally, our facility implements ISO 9001 and ISO 22000 management processes, which include migration testing and volatile organic compound (VOC) monitoring, ensuring high chemical safety standards for both retail food and medical powder applications.
How does Jieyang Yuanzhong optimize oxygen (OTR) and moisture (WVTR) barrier properties?
We adjust polymer film structures based on the target shelf-life of your product. For dry powders (such as infant milk powder or protein formula), we utilize high-barrier aluminum foil (AL) or metallized polyester (VMPET). For liquid packaging or acidic products, we incorporate nylon (BOPA) or EVOH layers. Our analytical testing equipment validates barrier values before shipping.
Can you produce recyclable monomaterial pouches?
Yes, we offer green solutions featuring mono-PE or mono-PP laminated barriers. These laminates utilize advanced coating and orientation technologies (such as MDO-PE) to provide oxygen and moisture protection similar to traditional materials, while remaining fully recyclable within standard PE/PP recycling streams.
What are the MOQ (Minimum Order Quantity) and lead times for customized packaging bags?
For custom printed rolls, the standard MOQ typically starts at 300 to 500 kilograms, depending on film width and structure. For fabricated bags (such as stand-up and spout pouches), the MOQ ranges from 10,000 to 50,000 pieces per design, depending on physical dimensions. Production lead times generally range between 15 and 25 days following design sign-off and cylinder approval.
How do your Japanese Komori printing lines enhance visual performance?
Our Komori fully automatic printing lines offer high-precision color registration, sharp text reproduction, and excellent ink coverage. The gravure process produces clean gradients, deep solid colors, and precise detail, which is particularly beneficial for complex food packaging designs, branding requirements, and retail displays.