Jiangsu KIWL Machinery Manufacturing Group Co., Ltd is one of the most professional manufacturers and suppliers of 28/400 33/400 aluminum gpi caps in China. Please rest assured to wholesale high quality 28/400 33/400 aluminum gpi caps from our factory. Contact us for more details.
Products Description

28/400 33/400 Aluminum GPI Caps
These GPI - compatible caps redefine spirits packaging with artisanal finesse. Showcasing metal - finished aesthetics-from gold - plated radiance and matte black sophistication to copper shimmer-they're crafted from premium alloys or high - grade plastics for a luxe feel. Their seamless, rounded form ensures an airtight seal, locking in the wine's aroma and flavor. Customizable hues and textures sync with brand labels, amplifying identity. Perfect for premium wines and spirits, they merge visual allure with protective function, transforming the cap into a signature brand statement.
Products Parameters

| Product Name | 28/400 33/400 Aluminum GPI Caps |
| Material | Aluminum and Plastic |
| MOQ | 50000PCS |
| Delivery Time | 25-30Days |
| Color | Customized |
| Sample | Freely Provide |
| Packing | Carton/Pallet |
| Payment Term | T/T |
| Use | Bottles |
| Size | 28400/33400 |
Products Features

Premium Aesthetics
Metal-finished (gold, matte black, copper) with luxe textures-think brushed finishes or polished sheens-that complement diverse spirits styles, from vintage wines to modern craft liquors. These details turn a simple cap into a visual focal point, enhancing shelf appeal and perceived value.
Airtight Preservation
The seamless, precision-engineered design creates an impenetrable seal, blocking oxygen to prevent flavor degradation. This ensures spirits retain their bold aromas and rich tastes, whether stored for months or opened occasionally-critical for aged whiskies, fine wines, or artisanal gins.


Tailored Branding
Beyond custom colors and textures, logos, crests, or even micro-engravings can be added to align with brand stories. This level of personalization helps products stand out in crowded markets, fostering instant recognition and deepening customer loyalty.
Durable Craftsmanship
Made from high-grade alloys or robust plastics, these caps resist scratches, dents, and corrosion-even with frequent handling. GPI compliance guarantees universal compatibility with standard glass bottles, ensuring consistent performance across production lines and distribution channels.

Why Choose Us
Equipped with mature production technologies honed over decades, our experts stand at the forefront of innovation in wine packaging. They don't just follow industry standards; they help shape them, leveraging their technical prowess to develop solutions that balance functionality, aesthetics, and durability. What truly sets them apart is their acute market insight. They possess an innate ability to anticipate shifts in consumer preferences, whether it's a growing demand for sustainable materials, a resurgence of classic design elements, or the need for packaging that aligns with global branding strategies. This foresight ensures that every recommendation they make is not just relevant today but future-proofed for tomorrow's market.

01
Professional experience
We have a team of 20 + senior product managers and project managers to provide professional advice and product packaging solutions to perfectly realize customers' design creativity.
02
Customization ability
Professional R & D design team to help customers to design outstanding beautiful products with intangible ideas, and provide personalized packaging design and solutions.
03
Service ability
Every process of product design, production, quality inspection, logistics and after-sales, we will check and carefully plan for customers.
04
After-sales service
Professional after-sales team can quickly respond to customer problems, ensure smooth communication and solve problems in time.
Our Factory
Expert Team and Comprehensive Quality Control
Our factory has a highly skilled and experienced production team, composed of professionals who have received rigorous training in multiple processes and procedures. This expertise ensures precision in every production stage, supporting the consistent creation of high - quality products.
Advanced Infrastructure and Production Capacity
We are equipped with internationally - level automated production lines, ensuring large - scale and efficient production capacity to meet global demands.


Our Exhibition
Over the years, our company has actively participated in numerous international exhibitions, which have become an important channel for presenting our products and services to the world. Each participation in these exhibitions is not only an opportunity to showcase KIWL's strength and innovation, but also a new driving force for promoting cooperation and progress in the industry. As we move forward into the future, we will continue to regard exhibitions as key communication bridges. We aim to engage in more professional events, deepen collaboration with partners from various sectors, and jointly create a more prosperous and successful future.
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