A bag,
can do more than just hold things
Moisture-Proof Paper Bags & Functional Processing | Micro-Vent & Anti-Slip
Bags bursting during filling? Pallets collapsing? Contents absorbing moisture? These are real pain points in industrial packaging, solved through functional processing. Chia Huang offers moisture-proofing, micro-perforation venting, anti-slip agents and more, selectable based on your filling and transport needs.
Functional Processing
Functional processing that solves real packaging challenges
The real challenge with heavy-duty packaging often isn't fitting the contents in, but the problems that only show up on-site: bags bursting because air can't escape fast enough during high-speed filling, pallets collapsing because the surface is too slippery once stacked high, or contents absorbing moisture and clumping in storage.
Chia Huang's functional processing is designed to address exactly these pain points. Moisture-proof treatment blocks moisture, micro-perforation venting speeds up filling and prevents bag bursting, and anti-slip agents increase friction to prevent pallets from collapsing — each treatment addresses a specific real-world problem.
These features can be freely combined based on your filling method and transportation requirements.


Key Functions
Three Major Functional Processing Features for Moisture-Proof Paper Bags

Moisture Protection
Blocking moisture through film lamination or multi-layer structures is the core of moisture-proof paper bags. Chia Huang's moisture-proof paper bags can be adjusted to different protection levels depending on how moisture-sensitive the contents are. Ideal for cement, chemical powders and other contents prone to clumping from moisture, helping maintain product quality and downstream usability.
- Blocks moisture penetration and prevents product clumping from dampness
- Ideal for humid storage and rainy season environments
- Can be paired with film coating to enhance moisture protection

Micro-Pore Venting
Tiny perforations are designed into the bag body, allowing air to escape instantly during high-speed filling to prevent the bag from swelling and bursting, while also speeding up filling and stacking efficiency.
- Filling Safety: Air is immediately released to prevent bag bursting
- Faster Stacking: No residual air in bags for more stable stacking
- Suitable for automatic filling lines for powders and fine granules

Anti-Slip Agent
An anti-slip treatment is applied to the bag surface to increase friction between bags, preventing pallets from sliding and collapsing during handling or transport once stacked high, and improving warehouse and logistics safety.
- Increases bag surface friction to prevent pallet collapse
- Enhances stacking height safety
- Ideal for heavy-duty packaging requiring high stacking and long-distance transport
Inner Liner & Custom Design
Plastic Inner Liners & Custom Functional Design
Plastic Inner Liners
Enhances moisture resistance, leak prevention and hygienic protection for products. Inner liners of different thicknesses and sizes can be matched to product needs, improving packaging sealing and ease of use. Suitable for food, chemical, feed and various powder and granular products.
Custom Functional Design
We provide different functional combinations based on product characteristics to help customers find the most suitable packaging solution.
Plastic Inner Liners
To meet moisture resistance, leak prevention and hygienic protection requirements, Chia Huang Paper can design plastic inner liners tailored to customer product characteristics. Inner liners effectively reduce the impact of external moisture on contents and improve the protection of powders, granules and similar products during storage and transport.
We plan suitable materials, thicknesses and sizes based on different product needs, and integrate them with the paper bag structure design, giving the packaging protection, ease of handling and overall stability. This is widely used in food, chemical, building materials, feed and other industrial packaging applications.
FAQ
Frequently Asked Questions about Functional Processing
How do moisture-proof paper bags prevent moisture?
Will micro-venting cause product leakage or moisture damage?
Can Anti-Slip Agents Really Prevent Pallet Collapse?
Can all these features be applied to one bag at the same time?

Talk To Us
What on-site packaging challenges are you facing?
Burst bags, collapsed pallets, moisture damage—tell us about your filling and transportation conditions, and Chia Huang will recommend the right functional processing combination.
Cheer Royal Paper Co., Ltd.
- Tax ID: 72004096
- Phone: +886-(06)581-7111
- Address: No. 233 Xingnong Road, Shanhua District, Tainan 741, Taiwan
- Email: jhpaper233@gmail.com
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