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Why Tear Notches Sometimes Don’t Work
The Notch Was There. So Why Wouldn’t the Bag Open? If you have ever pulled at the small V-shaped cut on a pouch and thought, “Why won’t this open?”, the notch itself may not be the real problem. In this case, the notch sat about 10 mm below the top edge. That is a normal […]
The E-Proof Was Approved.Then the Customer Had to Payfor New Printing Plates.
Everything looked ready – until the trial film arrived The pouch design was finished. We prepared the final e-proof and sent it to the customer for approval. The customer reviewed the file, approved it, and gave us permission to move forward. Based on that approval, the printing plates were made. The next step was a trial print. We printed a sample of the actual film and sent it to the customer so they could see how the approved artwork looked on the packaging material. That was when the problems appeared. Looking at the printed roll film, the customer noticed several details they wanted to change. Some parts ofthe artwork needed adjustment, […]
Why Packaging Film Cuts Off-Center: Registration Mark Design Case Study
A real case about seal-edge color and registration marks The client’s artwork looked impressive, but the busy sealing edge made the sensing lane harder to control. One early design recommendation protected the visual identity and made production more robust. What happened – in 60 seconds A customer arrived with a complex pouch design. The main […]
Belgium Tobacco Packaging Rules 2026: Pouch Compliance Checklist
Belgium’s 2026 Plain Packaging Rules: Is Your Tobacco Pouch Artwork Compliant? A practical guide to pouch colors, typography, product names, manufacturer details, warnings, barcodes and artwork approval – written for packaging buyers, brandteams and converters. What changed on 1 June 2026? Belgium expanded standardised packaging to more tobacco, herbal smoking and related product categories. The rules control the pack’s appearance, not just the health warning. The buyer’s one-minute summaryUse a matte Pantone 448 C exterior. Keep the visible interior matte white or matte […]
Case Study: Approved Packaging Artwork, Then Paid Again — How a Small Proofing Mistake Created Extra Printing Costs
TheDesignLookedFinished. TheExpensiveDetails WereFound TooLate. The customer completed the packaging design. We prepared an e–proof, also called an artwork confirmation file, and sent it for approval. The customer reviewed it and approved it. Based on that approval, the printing plates or cylinders were made. We then produced trial-printed film and sent it to the customer. Only at that stage did the customer notice several details that needed to change. Those changes were not simple computer edits anymore. The printing tools had already been produced. To update the artwork, new plates or cylinders had to be made, creating an extra charge and adding time to the project. The real mistake was not […]
Flexible Packaging Materials Explained: PET,PE, BOPP, CPP, Aluminum Foil – The 2026 Professional Buyer’s Guide
What Are the Key Properties of PET, PE, BOPP, CPP, and Aluminum Foil in Flexible Packaging? Understanding the fundamental properties of flexible packaging materials is the first step toward making an informed decision. Each substrate brings unique characteristics to a laminate structure, influencing barrier performance, aesthetics, machinability, and cost. At Kazuo Beiyin, we work with […]
Types of Coffee Packaging Bags Explained
The main types of coffee packaging bags are flat-bottom bags, stand-up pouches, side-gusset bags, quad-seal bags, center-seal or pillow bags, three-side-seal pouches, single-serve sachets and packs made from custom printed rollstock. These names describe the physical format of the package. A degassing valve, zipper, tin tie or window is a feature; kraft paper, aluminum foil, metalized […]
How to Choose the Right Coffee Packaging Bag
The right coffee packaging bag is the one that protects the actual coffee, runs reliably on the intended filling process, survives distribution and supports accurate claims in the destination market. Start with coffee type, roast-to-pack time and gas release. Then define oxygen, moisture and light protection; select the bag format and closure; confirm filling-line and […]
How to Choose the Right Packaging Bag for Your Product: 2026 Professional Guide
Understanding Your Product’s Packaging Needs Product Sensitivity: Moisture, Oxygen, and Light Barriers Start by mapping your product’s degradation vectors. A moisture-sensitive powder like whey protein isolate requires a Moisture Vapor Transmission Rate (MVTR) below 0.5 g/m²/day, while oxygen-sensitive products such as roasted nuts or vitamin C serums need an Oxygen Transmission Rate (OTR) under 1 […]
From Design to Delivery: How Beiyin Packaging Streamlines the Supply Chain for Premium Custom Bags in 2026
In 2026, the global flexible packaging market is projected to exceed $290 billion, driven by e-commerce growth, demand for sustainable materials, and the need for faster speed-to-shelf. For importers, distributors, and brand owners in the USA, Russia, Europe, and East Asia, the difference between a successful product launch and a costly delay often comes down […]