From Optically Variable Ink to Invisible Nanocodes: Five Real-World Deployment Points in Anti-Counterfeiting Printing Technology Iteration (2025–2026)

The progress in anti-counterfeiting technology over the past year was not the result of a single 'black tech' breakthrough, but rather The physical layer is harder to counterfeit, the digital layer is more trustworthy, and the binding between the two layers is tighter.Looking closely at the China Anti-Counterfeiting Industry Association's 2026 outstanding cases and the mass-production solutions from leading manufacturers, five technology deployment points have passed commercial validation — they are not PowerPoint concepts.

1. Micro-nano Optics: Upgraded from "Full Hologram" to "Naked-Eye 3D Structural Color"

The pain point of traditional full hologram hot-stamping paper is its vulnerability to reproduction via scanning and re-shooting, as well as chemical peeling and transferability. The new-generation solution utilizes micro-nano laser printing + 3D cloud film to create naked-eye 3D patterns in Fenjiu's "Three Defenses and One Traceability" solution; the image shifts in layers when rotated 30°, requiring no special devices and allowing consumers to judge with the naked eye. Shandong Taibao has developed a circular multi-color light angle-changing + 3D iridescent light-changing effect for Jiannanchun, randomly scattering ring-shaped fluorescent fibers on the substrate surface. Under UV light, the angle changes trigger color shifts—a random fiber distribution that counterfeiters cannot replicate.

2. Anti-Copy Coating Seals the "Reused Bottles, Refilled Wine" Loophole

A significant proportion of counterfeit high-end liquor involves recycling genuine bottles. The anti-copy coating material supplied by Plasus Packaging to Wuliangye creates a polar-mismatch coating layer between the plating layer and the printing layer. When counterfeiters attempt to peel it off with acetone, the information layer is simultaneously destroyed, preventing old packaging from being refurbished into new packaging for resale. This technology has expanded beyond liquor to high-end cosmetic mono-piece bottles.

3. Invisible Dot Matrix + Public Code Dual-Layer System Becomes Standard in Daily Chemicals

The mainstream in the 2026 daily chemical line is no longer "just a single QR code," but rather a表层公开彩色可变码 (scannable by consumers) + 底层隐形激光点阵 (readable only by brand-specific devices). Semi-field Farm (Banpotian) personal care products, built on Oracle Super Code, add voice reading and anti-lifting structures. Industry tests show that even if the invisible dot matrix is damaged by over 10% of its area, it remains readable. Ordinary copying and photo-scanning can only replicate the surface code, failing to capture the invisible coordinates, which drastically reduces the success rate of batch counterfeiting.

4. Nano-Physical Marking Enters Metals: Gold's "Digital Passport" Breaks the Gap Between Object and Certificate

The "Baoyuan Code" solution, a joint effort by Gaoming Kewei and NGTC (National Gemstone Testing Center), embeds data承载 into nano-crystal materials, forming a permanent invisible mark on the gold surface without introducing impurities or affecting purity and weight. It is resistant to high temperatures and wear. Bound with NGTC certificates on the blockchain, this represents a rare落地 in anti-counterfeiting where "the carrier is neither paper nor label, but the commodity itself," already applied in the precious metal buyback process.


5. Blockchain + AI Vision Pushes Anti-Counterfeiting from "Verification" to "Prevention"

In the wine traceability project for COFCO Mingzhuanghui, Zhaoxin combines triple verification: color variable codes, bottle-body light-variable oil, and customs import declaration data. Industry data shows that after the online implementation of AI visual anti-counterfeiting in 2025, dynamic prevention has increased the fake wine interception rate to 90%, reducing the law enforcement response time for predictive anti-counterfeiting to the 6-hour level. Here, blockchain is not a gimmick—it solves the trust anchoring problem of "the code can be copied, but the backend data cannot."


Two Process-Side Moves Worth Tracking for Security Paper Mills：

  • High-resolution variable inkjet equipment has broken the 300 meters-per-minute barrier with a 99.9% read rate, making it the new normal for 'a single paper roll to run five different brand codes simultaneously；

  • The hybrid process combining digital inkjet and flexographic printing now accounts for over 40% of holographic paper applications, compressing the delivery time for small-batch custom orders from weeks to days.

Conclusion: The direction of technological iteration is clear —to make counterfeiters hit walls on all four dimensions simultaneously: materials chemistry, optical structures, random distributions, and digital private keys.For the production side, the next generation of security paper products is no longer a two-dimensional product of "paper + printing," but a three-dimensional substrate pre-embedded with optical microstructures, reserved with invisible coding zones, and capable of binding digital identities.Whoever can write the paper machine, coater, inkjet printer, and key management system into a single unified process flow will capture the next wave of compliance dividends.