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Suzhou Jingle Packaging Technology Co., Ltd.

Wholesale Dairy Bag-In-Box(BIB) Packaging

Dairy bag in box is an efficient and environmentally friendly liquid packaging solution designed for the dairy industry. It is widely used in the storage and transportation of dairy products such as milk, yogurt, cream, etc. Its design ensures that dairy products remain fresh and safe throughout the shelf life, avoiding deterioration caused by the intrusion of oxygen, light or microorganisms. The bag in box has a tight structure and is made of food-grade materials, which are tear-resistant and pressure-resistant.The bag in box is small in size and light in weight, we can tailor it to the specific needs of customers to meet the needs of different capacities, shapes and uses. 
Suzhou Jingle Packaging Technology Co. Ltd. has advanced production equipment and can provide dairy bag in box products of different specifications and materials according to customer's requirements, and our all products can meet food-grade safety requirements. Our team has more than 15 years of rich experience in the field of liquid flexible packaging. We are able to provide customers with a complete solution from design, production to after-sales, ensuring that the product quality meets international standards.

Supporting Technologies
Dairy

Dairy
Jam & Juice

Jam & Juice
Tomato & Apple Juice Concentrate

Tomato & Apple Juice Concentrate
Syrup & Soda

Syrup & Soda
Tea & Coffee Liquid

Tea & Coffee Liquid
Edible Oil & Condiments

Edible Oil & Condiments
Liquid Egg

Liquid Egg
Water

Water
Alcohol

Alcohol

Dairy BIB Packaging

Jingle BIB packaging is currently widely used in the dairy market including fresh milk, condensed milk, cream, condensed milk, milk pulp, thick milk, etc.

Suzhou Jingle Packaging Technology Co., Ltd.
Dairy Bag-In-Box(BIB) Packaging #1
Dairy Bag-In-Box(BIB) Packaging #2
Dairy Bag-In-Box(BIB) Packaging #3

Dairy BIB Packaging

Technical Specifications & Operational Guidelines for Liquid Dairy Applications

Core Advantages

A1
Extended Post-Opening Shelf Life The air-tight tap mechanism prevents oxygen ingress and microbial contamination, maintaining product integrity for 3–6 weeks after opening.
A2
Reduced Product Residue The collapsible bag design allows near-complete evacuation, with residual volumes typically below 1% of total capacity.
A3
Lower Logistics Costs Empty BIB components are shipped and stored flat, reducing storage space requirements by up to 60% compared to rigid bottles or jugs.
A4
Material Efficiency The bag-to-box ratio results in less packaging mass per liter of product, translating to lower material consumption and transport weight.

Product Specifications

Parameter
Specification
Bag Film Structure
Co-extruded polyethylene (PE) with EVOH oxygen barrier layer
Box Material
Corrugated cardboard (single or double wall)
Available Capacities
3L, 5L, 10L, 12L, 15L, 20L
Tap Types
Press tap, twist tap, or push-pull tap (food-grade polymers)
Filling Temperature Range
4°C – 40°C (aseptic or non-aseptic filling)
Storage Temperature
2°C – 8°C for fresh dairy; -25°C for frozen dairy applications

Application Scenarios

01
Foodservice Operations High-volume milk dispensing for coffee shops, hotel breakfast buffets, and cafeteria settings.
02
Dairy Processing Plants Intermediate bulk storage and transport of liquid yogurt, cream, or milk concentrates.
03
Commercial Kitchens Portion-controlled dispensing of dairy-based sauces, custard mixes, or batter preparations.
04
Institutional Catering Schools, hospitals, and care facilities requiring consistent milk access without single-use cartons.

Technical Considerations & Best Practices

Filling Compatibility

BIB bags are compatible with standard bag filling machines using spout insertion or heat-seal interfaces. Verify bag fitment type (e.g., 25mm or 32mm spout) with your existing filler.

Storage and Handling

Store filled BIB units in a dry environment, stacked no more than 5 units high for 10L+ sizes. Do not freeze dairy BIB unless the bag film is rated for sub-zero temperatures.

Dispensing Setup

Position the tap at least 10 cm above the dispensing area. For gravity dispensing, ensure the box is elevated. For pump systems, confirm outlet pressure rating (typically less than or equal to 0.5 bar).

Common Questions & Resolutions

ISSUE
Tap leakage after first use Resolution: Confirm the tap diaphragm is fully closed by turning clockwise until resistance increases. For press taps, ensure the lever returns to the horizontal locked position.
ISSUE
Bag collapses prematurely or unevenly Resolution: This indicates the box ventilation holes are blocked. Check that the box air holes are not sealed by tape or stacking against a solid surface.
ISSUE
Off-odor in dispensed dairy Resolution: Verify storage temperature remains below 8°C. For opened bags, discard if product has exceeded 4 weeks post-opening. Flush the tap with warm water and mild alkali cleaner between bag changes.
Suzhou Jingle Packaging Technology Co. Ltd.

The company is located at No. 758, Longqiao Road, Wujiang Economic Development Zone, Suzhou, about 5 minutes' drive from the G15W Wujiang South Expressway Exit. The company is committed to providing high-quality products and all-round solutions to domestic and foreign customers, and actively exploring new markets with customers.
We are China Dairy Bag-In-Box(BIB) Packaging Suppliers and Wholesale Dairy Bag-In-Box(BIB) Packaging Company. The company has an advanced bag-in-box production line designed independently, which can produce products of various specifications according to customer requirements to meet customer supply needs.
It mainly develops and produces liquid flexible packaging products suitable for storing food, beverages, and non-food fields, as well as related supporting filling equipment, sells the products produced by the company, and provides corresponding after-sales services.

Suzhou Jingle Packaging Technology Co., Ltd.
Certificate Of Honor
  • SGS
  • Quality Management System Certificate
  • Kosher Certification
  • The Islamic Food And Nutrition Council Of America
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BIB packaging For Dairy Industry knowledge

Dairy Bag-In-Box Packaging from Suzhou Jingle

As a dedicated Dairy Bag-In-Box Packaging manufacturer, Suzhou Jingle Packaging Technology Co., Ltd. designs and produces bag-in-box (BIB) packaging specifically for liquid dairy products. Our range covers fresh milk, condensed milk, cream, yogurt drinks, and milk-based concentrates, with capacities from 3L to 20L and barrier film structures tailored to your product's oxygen sensitivity and distribution chain.

We operate an advanced BIB production line in our Suzhou factory, supported by a team with over 15 years of experience in liquid flexible packaging. From film co-extrusion to spout fitment and corrugated box assembly, we control the entire process to ensure food-grade safety and consistent quality. Our complete solution includes the packaging itself, compatible filling equipment, and after-sales support, so you can integrate a reliable packaging line without juggling multiple suppliers.

Why Dairy Products Need Specialized BIB Packaging

Dairy is highly vulnerable to oxygen, light, and microbial contamination, which cause fat oxidation, vitamin loss, and off-flavors. Standard polyethylene bags are insufficient for extended shelf life. Our dairy BIB bags use multi-layer co-extruded films with an EVOH oxygen barrier, achieving oxygen transmission rates below 2 cc/m²/24h—critical for UHT milk and other ambient-stable dairy products. For frozen dairy applications, we can specify films rated for sub-zero temperatures.

The bag-in-box format also offers practical advantages for commercial users:

  • Extended post-opening shelf life: Airtight taps prevent oxygen ingress, maintaining product integrity for 3–6 weeks after opening.
  • Reduced product residue: Collapsible bags allow near-complete evacuation, with residual volumes typically below 1% of total capacity.
  • Lower logistics costs: Empty BIB components ship and store flat, reducing storage space by up to 60% compared to rigid containers.
  • Material efficiency: Less packaging mass per liter reduces transport weight and material consumption.

Our Dairy BIB Product Range

We supply complete BIB systems—bag, spout, tap, and corrugated box—configured to your filling line and end-use. The table below summarizes our standard options:

Parameter Options / Range
Bag Film Structure Co-extruded PE with EVOH barrier, or Nylon/PE for high puncture resistance
Box Material Corrugated cardboard, single or double wall
Available Capacities 3L, 5L, 10L, 12L, 15L, 20L
Tap Types Press tap, twist tap, push-pull tap (food-grade polymers)
Spout Fitment 25mm or 32mm, compatible with standard filling machines
Filling Temperature 4°C – 40°C (aseptic or non-aseptic filling)
Storage Temperature 2°C – 8°C for fresh dairy; -25°C for frozen dairy

Application Fit Across the Dairy Industry

Our dairy BIB packaging serves a wide range of operations, each with distinct requirements:

  • Foodservice operations: High-volume milk dispensing for coffee shops, hotel breakfast buffets, and cafeterias. Our taps are designed for repeated use without dripping, and the bag collapses evenly to minimize waste.
  • Dairy processing plants: Intermediate bulk storage and transport of liquid yogurt, cream, or milk concentrates. We can supply larger capacities and films that withstand the rigors of industrial handling.
  • Commercial kitchens: Portion-controlled dispensing of dairy-based sauces, custard mixes, or batter preparations. The tap allows precise flow control, and the bag's barrier protects sensitive ingredients.
  • Institutional catering: Schools, hospitals, and care facilities need consistent milk access without single-use cartons. Our BIB systems reduce packaging waste and simplify storage.

Technical Considerations for Your Filling Line

To ensure seamless integration, we confirm the following with your team before production:

  • Filling compatibility: Our bags use standard spout fitments (25mm or 32mm) that work with most automatic filling machines. If you use a heat-seal interface, we can supply bags without spouts.
  • Dispensing setup: For gravity dispensing, position the tap at least 10 cm above the dispensing area and elevate the box. For pump systems, confirm the outlet pressure rating (typically ≤0.5 bar) to avoid over-pressurizing the bag.
  • Storage and handling: Store filled BIB units in a dry environment, stacked no more than 5 units high for 10L+ sizes. Do not freeze unless the film is rated for sub-zero temperatures.
  • Ventilation: The corrugated box includes ventilation holes to allow the bag to collapse evenly. Ensure these are not blocked during storage or dispensing.

Quality Assurance and Compliance

All our dairy BIB materials are food-grade and meet international safety standards. We hold SGS Quality Management System certification, and our products can be produced to comply with Kosher and Halal requirements when specified. Each production batch undergoes strict quality control, including seal integrity tests and barrier performance checks, to ensure consistent performance.

We also provide documentation for your own compliance needs, including material certificates and test reports. If you require specific certifications for your target market, we can discuss them during the quotation phase.

Information We Use to Configure Your Solution

To prepare an accurate proposal, we need the following details from your side:

  • Product type: Fresh milk, UHT milk, cream, yogurt drink, concentrate, or other dairy liquid.
  • Filling temperature and method: Aseptic or non-aseptic, and the temperature range of your product.
  • Target shelf life: Required oxygen barrier level and storage conditions (ambient, chilled, or frozen).
  • Capacity and box dimensions: Desired volume per unit and any space constraints in your distribution chain.
  • Tap type and dispensing method: Press, twist, or push-pull; gravity or pump dispensing.
  • Filling machine interface: Spout size (25mm or 32mm) or heat-seal requirement.
  • Annual volume and order frequency: To optimize production planning and logistics.

With this information, we can recommend the optimal film structure, tap configuration, and box design, and provide a detailed quotation including packaging, filling equipment if needed, and delivery terms.

Frequently Asked Questions

What is the typical shelf life of dairy products in your BIB packaging?

For UHT milk with our EVOH barrier film, you can achieve ambient shelf life of 6–12 months, depending on filling conditions. For fresh dairy stored at 2–8°C, the package maintains quality for the expected chilled shelf life, and after opening, the tap preserves product integrity for 3–6 weeks.

Can you customize the bag size and tap type for our specific product?

Yes, we offer capacities from 3L to 20L and multiple tap types (press, twist, push-pull). We can also adjust the film structure to match your product's viscosity, fat content, and oxygen sensitivity. Send us your product specifications and we will recommend the right configuration.

Do you supply filling equipment that works with your bags?

Yes, we provide semi-automatic and fully automatic filling machines designed for BIB packaging. Our equipment is compatible with our spout fitments and can be integrated into your existing production line. We also offer installation support and after-sales service.

How do you ensure the bags meet food safety regulations?

All materials are food-grade and produced under SGS-certified quality management. We can provide material certificates and, if required, Kosher or Halal certification. Our production processes follow strict hygiene protocols to prevent contamination.

What is the minimum order quantity for custom dairy BIB packaging?

MOQ depends on the bag size and film structure. For standard sizes, we can accommodate smaller trial orders. For custom films or printing, a higher MOQ may apply. Contact us with your requirements and we will provide a specific MOQ.

How do you handle international shipping and delivery?

We are located in Suzhou, about 150 km from Shanghai Port, and we regularly export to Southeast Asia, Russia, Australia, and other regions. We can arrange sea freight, air freight, or express delivery based on your urgency. Our team will manage the export documentation and ensure your order arrives safely.

Related Products and Categories

Our portfolio also includes Lub Oil, BIB Packaging For Food & Beverage, Jam & Juice for applications with different operating ranges, interfaces or integration requirements.