Elite Multi-Layer Co-Extrusion Technologies

ODM Packaging Bag Plastic Suppliers & Factory

Pioneering high-barrier laminations, custom gravure printing, and sustainable plastic packaging solutions. Over 20 years of manufacturing excellence for international supply chains.

2001
Year Established
240+ Tons
Monthly Printing Output
30+
Countries Exported
20+ Years
Flexible Packaging Expertise

Advanced Flexible Plastic Packaging: Navigating Material Science & Design

In modern supply chain ecosystems, packaging is no longer merely a container; it is a critical instrument of preservation, brand building, and compliance. The demand for customized Original Design Manufacture (ODM) plastic packaging bags continues to rise as global brands seek tailor-made barriers against oxygen, moisture, UV rays, and external contaminants. Choosing the correct ODM supplier requires an in-depth understanding of material substrates, structural laminations, and technological capabilities that comply with global standards like the FDA and European food-grade mandates.

Jieyang Yuanzhong Printing Co., Ltd. stands at the forefront of this industrial transition. Founded in 2001 in the Jiedong District of Jieyang City, Guangdong Province, our enterprise has dedicated over two decades to refining the art and science of packaging decoration printing. By marrying advanced engineering with modern art department workflows, we transform multi-layer films into high-performance packaging.

Custom structural engineering

We analyze the molecular properties of your products (lipids, moisture level, acidity) to design customized barrier solutions utilizing PET, VMPET, AL, LLDPE, and CPP.

Advanced Gravure Printing

Utilizing high-speed Japanese rotogravure systems to secure accurate color matching, vivid graphic reproduction, and robust ink adhesion for industrial applications.

Eco-Friendly Alternatives

Answering the global call for circular economy options with recyclable PE/PE mono-materials, compostable PLA structures, and material reduction strategies.

Strategic Production Capacities in Guangdong, China

China remains the undisputed epicentre of flexible packaging innovation due to established chemical supply chains, skilled polymers research, and advanced machine tools. Within Guangdong Province, our factory sits in a highly optimized logistics zone, providing seamless access to international shipping ports like Shenzhen and Guangzhou.

Our core asset is our production floor. With imported heavy machinery, including the renowned Japan Komori fully automatic printing lines, we maintain exceptional process control limits. These lines enable an outstanding monthly output of over 240 tons of laminated film and bags. The integration of high-speed electronic shaft control systems, inline optical defect detection, and automated tension controls ensures that every roll meets global tolerances.

Furthermore, this high-throughput capacity permits flexible scaling. Whether we are producing complex co-extrusion films for milk powder (requiring high barrier EVOH or aluminum foil) or large production runs of flexible coffee packaging with integrated one-way degas valves, our manufacturing workflow minimizes waste and maximizes cost efficiency.

Why Procure from Yuanzhong Pack?

  • Over 20 Years Experience: Deep mastery of polymer lamination, heat-seal kinetics, and ink formulations.
  • Integrated Plant Operations: From initial graphic layout to composite curing and physical bag forming.
  • Global Delivery Network: Proven export pathways serving markets in over 30 countries globally.
  • Rigorous Inspection Frameworks: Testing protocols for seal peel strength, solvent residue levels, and burst resistance.

Technological Rigor: The Product Process

As an advanced printing and packaging technology provider, gravure printing plays an extremely important role. This is thanks to key benefits like thick ink layers, high color saturation, high plate durability, stable print runs, and excellent running speeds. Below is an overview of our end-to-end industrial process:

Gravure Printing Process

1. Printing

Rotogravure application onto carrier films with micro-precision alignment.

Lamination Composite Process

2. Composite

Dry or solvent-free lamination of barrier films for structural integrity.

Slitting Process

3. Slitting

High-speed precision slitting of rolls to customer-specified widths.

Bagging Process

4. Bagging

Heat-sealing, zipper inserting, and forming of customized pouch shapes.

Packing Process

5. Packing

Final QC audits, batch code logging, and export packaging preparation.

Macro Industry Packaging Solutions & Global Applications

Flexible packaging needs vary significantly by sector. We design customized structures to meet specific barrier properties, seal strengths, and regulatory standards.

Medical & Sterile Products

For components like alcohol disinfection pads, cleanroom medical films, and surgical wipes, maintaining barrier integrity is crucial. We offer specialized PET/AL/PE laminations that prevent solvent evaporation and resist biological penetration.

Key Parameter: Zero volatile gas transmission, high chemical resistance.

Food Retort & Spouts

Liquid baby foods, oils, sauces, and juices require high-barrier spouted pouches. Our FDA-approved structures utilize BOPA (Nylon) for drop-test strength and EVOH layers to block oxygen ingress, extending shelf stability.

Key Parameter: Thermal stability up to 121°C, leak-proof resealable spouts.

Coffee & Powder Materials

Coffee beans produce CO2 gas post-roasting, necessitating one-way degassing valves to prevent bag expansion while blocking oxygen. Infant milk powder needs maximum barrier foils with trace-contaminant-free materials.

Key Parameter: Internal one-way venting, low moisture vapor transmission.

Emerging Trends in Global Plastic Packaging

The global flexible packaging market is undergoing rapid change driven by carbon footprint targets and strict corporate sustainability goals. The industry is moving from multi-material laminates (which are difficult to recycle) toward mono-material designs.

At Yuanzhong Pack, our R&D teams focus on developing recyclable Mono-PE structures. These achieve excellent oxygen and moisture barrier performance while fitting seamlessly into standard regional recycling systems. We also utilize digital-ready processes that optimize plate configurations, cutting down on volatile organic compounds (VOCs) and reducing waste throughout production.

In addition, intelligent packaging features like embedded QR codes, security markers, and localized anti-counterfeiting print layers are increasingly requested by brands. This helps secure and trace supply chains across international borders.

Recyclable Polymer Laminates

Developing PE/PE structures to replace complex multi-material layers for easier sorting and processing.

Low WVTR Performance

Minimizing water vapor transmission to keep hygroscopic foods crisp and functional.

High-Speed Automation

Optimizing film coefficients of friction (COF) for fast form-fill-seal (FFS) lines.

Traceable Supply Chains

Using high-density gravure printing to reproduce clear barcodes and serialization data.

Global Presence: Exhibitions & Partner Brands

Exploring the World Through Exhibitions: A Journey Across More Than 10 Countries. Building trusted connections with international buyers.

Exhibition Presence Big Image
International Fair
Exhibition booth
Exhibition
Exhibition stand
Trade Show
Exhibition setup
Global Expo
Exhibition display
B2B Event
Exhibition client meeting
Showcase

Cooperating with More Than 20 Brands

A testament to our ongoing commitment to packaging excellence, raw material safety, and prompt logistics support.

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Frequently Asked Questions & Procurement Guidance

Key insights into ordering processes, raw materials, and international standards.

What are the typical lead times for custom ODM flexible packaging?
Typical production runs require 15 to 25 days following art approval and plate cylinder fabrication. Cylinder engraving takes approximately 5–7 days, with bulk printing, lamination, and pouch-forming processing over the remaining period.
Which materials are best for blocking moisture and oxygen?
For maximum protection, metal foil structures (PET/AL/PE) are highly effective, offering near-zero transmission rates. If visibility is required, clear barrier coatings (like AlOx or SiOx) or high-barrier resins like EVOH are excellent choices.
How does gravure printing compare to flexographic printing?
Gravure printing excels in reproducing intricate details, showing high color density, and maintaining consistency over large production runs. While cylinder tooling costs are higher upfront, gravure is more cost-effective and provides better quality for medium to high volumes.
Are the materials food-safe and FDA-compliant?
Yes, all packaging raw materials used for direct food contact meet FDA, EU, and related local safety regulations. Our cleanroom-standard lamination and curing processes ensure no solvent residue remains.
Can you provide eco-friendly and biodegradable pouches?
Yes, we offer customizable eco-friendly solutions. These include mono-material PE structures that are fully recyclable, as well as compostable PLA and Kraft laminates, depending on the barrier requirements of your product.