Explore our premium grade flexible packaging films and customized bags designed for optimal barrier properties and aesthetic excellence.
Over two decades of excellence in customizable packaging decoration, material lamination, and international supply chain distribution.
Founded in 2001 and situated in the Jiedong District of Jieyang City, Guangdong Province, Jieyang Yuanzhong Printing Co., Ltd. (known globally as Yuanzhong Pack) operates as an elite pioneer in the high-barrier flexible packaging sector. Our state-of-the-art facility integrates raw material extrusion, high-speed rotogravure printing, solventless composite lamination, and pouch converting under a single quality control standard.
To support high-volume global demands, we have continuously reinvested in production assets. Our flagship equipment, the imported Japan Komori fully automatic printing production lines, ensures dot-perfect graphic registration, vibrant color saturation, and consistency across million-unit production runs. This machinery helps us achieve a massive monthly output exceeding 240 metric tons, satisfying the rigorous supply cycles of Fortune 500 brands and regional distribution partners alike.
Our operation strictly conforms to international safety codes, ensuring that all food-contact plastic packaging films, Kraft paper pouches, and sterile chemical wraps are manufactured using raw resins that meet FDA, EU, and BRCGS standards. By maintaining complete traceability from polymer granules to the finished bag, we assure the chemical stability, physical barrier safety, and structural integrity of your brand's packaging.
"We do not merely supply packaging; we partner in extending shelf-life, preserving flavors, and enhancing consumer safety through advanced polymer engineering."
Understanding the market forces, regulatory compliance, and economic metrics shaping the future of industrial packaging.
The global flexible packaging market size is expected to surpass USD 390 billion by 2030, driven by the expanding ready-to-eat food sector, premium pet treat markets, and single-serve medical supplies. Brands are shifting away from rigid containers to lightweight, high-barrier pouch alternatives to reduce freight emissions and minimize warehousing costs.
Government initiatives like the EU Packaging and Packaging Waste Regulation (PPWR) and US state-level EPR laws are forcing a transition toward recyclable structures. Standard multi-layer materials (PET/AL/PE) are being replaced by mono-material laminations (all-PE or all-PP) and biodegradable Kraft composites that fit standard recycling streams.
Modern consumers demand preservative-free products, requiring flexible packaging manufacturers to design structures with lower oxygen (OTR) and moisture transmission rates (WVTR). Utilizing advanced coatings like AlOx (Aluminum Oxide) or EVOH (Ethylene Vinyl Alcohol) co-extrusions allows for transparency without sacrificing shelf-life protection.
Different products require customized material structures to survive shipping dynamics, temperature fluctuations, and environmental variables. Below is the technical composition map engineered by Yuanzhong Pack:
| Lamination Structure | Target Application | OTR (cc/m²/24h) | WVTR (g/m²/24h) | Primary Mechanical Advantage |
|---|---|---|---|---|
| BOPP / VMPET / LLDPE | Puffed Snacks, Chips, Confectionery | < 1.5 | < 1.0 | Excellent light block, metallic brilliance, crisp freshness preservation. |
| PET / AL / Nylon / LLDPE | Coffee Bags, Retort Liquid, Heavy Pet Food | < 0.05 | < 0.05 | Zero gas transmission, puncture resistance, aroma lock. |
| MOPP / Kraft Paper / VMPET / PE | Organic Pet Food, Roasted Coffee Beans | < 0.5 | < 0.5 | Tactile natural finish, vertical stiffness, high tear strength. |
| PET / EVOH-PE | Clear Window Stand-Up Pouches | < 0.8 | < 0.9 | Recyclable mono-material look, oxygen barrier with absolute visibility. |
| PET / AL / PE (Medical Grade) | Alcohol Prep Pads, Disinfectant Wipes | < 0.02 | < 0.02 | Chemical inertness, prevents evaporation of volatile sanitizing solvents. |
A step-by-step overview of our rotogravure printing, compound lamination, and precision slitting operations.
Utilizing high-end engraved steel cylinders to apply ink directly to the film substrate. Gravure is chosen for high-volume orders because of its thick ink laydown, outstanding color density, and ability to run at speeds up to 350 meters per minute without color drift.
We bind multiple material layers (such as PET, Aluminum Foil, and Polyethylene) using solvent-free adhesives. This guarantees zero chemical odor, zero solvent retention, and excellent bond strength to avoid delamination during transport.
Large laminated rolls are loaded onto high-speed slitting machines equipped with rotary blades. The film is cut with micro-level precision to the exact web width required by our clients' automated Form-Fill-Seal (FFS) machines.
For custom pre-made orders, films pass through bag-making lines where heat-sealing bars shape stand-up pouches, flat-bottom bags, side-gusset bags, or spout pouches. Zippers, tear notches, and handles are inline integrated during this stage.
Finished pouches and rolls undergo final QA inspections. They are then packed in moisture-barrier PE liners, boxed in heavy corrugated cases, and palletized. This ensures they arrive securely at foreign ports, preserving their integrity through long sea freight journeys.
How we tailor flexible packaging architectures to meet specialized sector-specific performance requirements.
Freshly roasted coffee off-gasses CO2, which can balloon standard bags. We design coffee packaging with built-in one-way degassing valves and high-barrier foil linings (PET/AL/PE) that permit CO2 release while keeping oxygen out, maintaining delicate flavor oils.
Potato chips and puffed treats require nitrogen flushing to prevent crushing and spoilage. Our thin, high-seal strength roll stocks (BOPP/VMPET/PE) are engineered for quick run speeds on Vertical Form-Fill-Seal (VFFS) systems, providing high-integrity hermetic seals.
Pet foods contain heavy lipids and sharp edges that can puncture standard plastics. We manufacture thick multi-layer structures, incorporating nylon layers for impact resistance, combined with resealable slider zippers and flat-bottom gussets for display stability.
Replacing heavy plastic jugs, our stand-up spouted pouches provide drop-resistant packaging for purées, sauces, juices, and liquid soaps. The spout design enables drip-free pouring, while the compact footprint reduces post-consumer waste by up to 80%.
Alcohol disinfection pads and medical cotton swabs require packaging that remains chemically inert to organic solvents. Our specialized medical-grade aluminum lamination prevents evaporation, maintaining sterilization and shelf stability for up to 5 years.
Driving innovation through smart materials, circular economy loops, and carbon-reduction initiatives.
We are expanding production lines dedicated to 100% recyclable PE-only laminate structures. By matching the mechanical stiffness and oxygen barrier of complex PET/AL/PE films with mono-PE resins, we help brands conform to strict circular economy policies.
Our R&D team is testing PLA (Polylactic Acid) and PBS (Polybutylene Succinate) materials derived from renewable resources. These structures breakdown in industrial composting facilities, helping brands minimize plastic pollution.
Integrating unique serialized QR codes and metallic security inks into custom packaging. This enables consumers to verify product authenticity, check batch numbers, and access interactive marketing material directly from their phones.
Exploring the world through exhibitions: A journey across more than 10 countries to present flexible packaging innovations.
Cooperating with More Than 20 Brands: A Testament to Our Commitment to Excellence and Global Supply Reliability.
Get answers to technical queries regarding materials, MOQ, compliance, and custom design processes.
MOQ varies depending on the specific product design and material width. Generally, for custom-printed roll stocks, the MOQ is approximately 200 kg to 500 kg per design. For pre-made bags like stand-up pouches, ziplock packs, and spout pouches, the MOQ starts at 10,000 to 20,000 pieces. This is because gravure printing cylinders require a baseline setup length to calibrate tension and maintain color consistency across the print run.
Our raw materials, including PET, BOPP, Aluminum Foil, and Polyethylene resins, are sourced from certified global chemical suppliers. We ensure all materials used are FDA-compliant, non-toxic, and free from heavy metals. In addition, our manufacturing facilities adhere to strict dust-free operational practices, and we use solventless lamination machinery to prevent volatile organic compounds (VOCs) and chemical odors from transferring to your food products.
For high-precision gravure engraving, we require vector files saved in Adobe Illustrator (.AI), PDF, or EPS formats. All text elements must be converted to outlines, and Pantone color codes should be specified to guarantee accurate color matches. High-resolution raster images (minimum 300 DPI) must be embedded to ensure clarity when printing fine text or detailed product photography.
Yes, we offer two main eco-friendly product lines. Our Mono-Material Recyclable Solutions are made of 100% Polyethylene (PE) laminates that fit easily into global standard plastic recycling processes. We also supply Kraft Paper laminates using biodegradable layers (like PLA films and PBS sealants), which are ideal for eco-conscious food brands looking to reduce their carbon footprint.
Our standard manufacturing lead time is 15 to 25 business days after the final vector proof is approved and the cylinder engraving deposits are received. This schedule includes plate making (approx. 5-7 days), printing, composite lamination, and curing (approx. 3-5 days), followed by converting/bag-making and QA packing. Shipping times depend on the destination country, but we arrange fast-track containers from our ports to over 30 countries globally.
Browse our custom stand-up zipper bags, aluminum foil rolls, and FDA-approved pet food packaging options.
Yuanzhong Printing
