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Reliable, One-Stop Flexible Packaging Manufacturin

Jiangshanyin integrates film extrusion, printing, lamination, slitting and bag making. From raw material processing to mass production, we provide consistent, efficient manufacturing support for customers worldwide.
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Integrated Manufacturing for Consistent Production at Scale

Our complete production system and manufacturing expertise support a reliable packaging supply for customers worldwide.

20+ Years of Flexible Packaging Manufacturing Experience

With a long-standing focus on flexible packaging development and production, we bring extensive experience in material applications, process development and order fulfillment to meet diverse product and industry needs.

Two Production Bases

Our two production bases allow flexible scheduling across different orders, supporting a steady supply for long-term customers.

Integrated Production

Film extrusion, printing, lamination, slitting and bag making connect every stage, from raw material processing to finished packaging.

Comprehensive Production Equipment

Dedicated equipment for film extrusion, printing, lamination, slitting and bag making provides reliable production support for different packaging projects.

An Integrated Flexible Packaging Manufacturing Process

Greater control at every stage, from raw materials to finished packaging.
1

Blown Film Extrusion

Control packaging quality from film production, adjusting material properties to match product requirements.
2

Printing

Consistent printing processes accurately reproduce brand graphics, colors and text.
3

Lamination

Combine material layers to meet performance requirements and improve product protection.
4

Film Slitting

Precisely control roll specifications to provide a consistent foundation for bag making.
5

Pouch Making

Convert materials into different packaging structures for production at scale.
6

Finished Product Delivery

Complete packaging production and delivery with comprehensive supply support.

In-house Blown Film Extrusion for Consistent Film Quality

Dedicated extrusion equipment and formulation control ensure consistent production across PE film types, creating a reliable foundation for packaging.

Multiple Extrusion Lines for Different Materials

Seven high-output blown film lines produce HDPE, LDPE, LLDPE and co-extruded multilayer films, matching film solutions to different packaging applications.

Precise Control of Film Properties

Our in-house PE formulations allow us to adjust softness, stiffness and clarity to meet requirements for packaging feel, strength and appearance.

Consistent Film for Downstream Processing

Inline thickness monitoring and production controls maintain uniform film thickness, providing a consistent material foundation for printing, lamination and conversion into finished packaging.

Multiple Extrusion Lines for Different Materials

Seven high-output blown film lines produce HDPE, LDPE, LLDPE and co-extruded multilayer films, matching film solutions to different packaging applications.

Precise Control of Film Properties

Our in-house PE formulations allow us to adjust softness, stiffness and clarity to meet requirements for packaging feel, strength and appearance.

Consistent Film for Downstream Processing

Inline thickness monitoring and production controls maintain uniform film thickness, providing a consistent material foundation for printing, lamination and conversion into finished packaging.

Quality Printing & Lamination

Proven printing and lamination processes combine visual appeal with reliable packaging performance.

Multicolor Printing That Captures Your Brand

Our flexographic printing and rotogravure printing equipment supports up to 10 colors, Pantone spot color matching and multilingual content. Consistent print control delivers clear graphics, accurate colors and uniform brand presentation.

Multilayer Lamination for Different Performance Needs

Four laminating machines support dry lamination and solventless lamination. We combine 2–4 material layers to meet product requirements for barrier protection, strength and functional performance.

Precision Film Slitting & Pouch Making

Dedicated equipment and proven processes turn different packaging requirements into consistent, reliable flexible packaging products.
01

Precision Slitting for Accurate Roll Dimensions

Our slitting equipment controls roll dimensions to packaging specifications, achieving width tolerances as tight as ±0.3 mm. Clean cuts provide a consistent foundation for subsequent bag making.
02

Multiple Bag-making Machines for Diverse Formats

Our 26 bag-making machines produce mailer bags, stand up pouches, flat bottom pouches, three side seal pouches, center seal pouches, zipper pouches and shaped pouches for different product applications.
03

Flexible Bag Making for Custom Requirements

We adjust dimensions, structures and functional features to suit each product and its use, reliably bringing both standard and custom packaging into production.

Packaging Quality Control at Every Stage

Five quality control stages and batch traceability maintain consistent packaging quality across every batch.

Incoming Material Inspection (IQC)

Supplier reviews and incoming inspections ensure all production materials meet the required performance standards.

First-article Approval

Before full production, we confirm product specifications, process parameters and packaging results to reduce variations across the batch.

In-process Inspection (IPQC)

Continuous monitoring of key production stages helps identify and correct deviations promptly.

Finished Product Inspection (FQC)

We check finished products to verify that dimensions, appearance and performance meet order specifications.

Pre-shipment Inspection (OQC)

Final checks before delivery ensure customers receive consistent, reliable packaging.

Batch Traceability

Production records and retained samples enable quality tracking throughout the manufacturing process.

Consistent Production for Long-term Partnerships

Our production network and flexible manufacturing management accommodate different order volumes while maintaining dependable lead times.

Flexible Scheduling for Different Orders

We plan production around order volume, product type and delivery schedules, supporting every stage from sample development and small-batch trials to ongoing bulk procurement.

Reliable Supply for Lasting Partnerships

Adjust flexible packaging materials, packaging structures and functional features to Established production processes and consistent supply help reduce sourcing uncertainty and build dependable, long-term packaging partnerships.improve packaging compatibility.

Inside Jiangshanyin’s Flexible Packaging Factory

See our complete flexible packaging manufacturing process, from film production and printing to lamination and finished product delivery.

01

Blown Film Extrusion

Film manufacturing capabilities from the source.

02

Printing & Lamination

Bringing brand visuals and packaging performance together.

03

Film Slitting & Pouch Making

Turning materials into finished packaging.

04

Quality Inspection

Quality assurance throughout production.

05

Warehousing & Delivery

Dependable supply support.

Start Your Flexible Packaging Project

Share your product information or packaging requirements. We will help you evaluate a suitable manufacturing solution.

01 Blown Film Extrusion

Film manufacturing capabilities from the source.

01 Blown Film Extrusion

Film manufacturing capabilities from the source.

01 Blown Film Extrusion

Film manufacturing capabilities from the source.

01 Blown Film Extrusion

Film manufacturing capabilities from the source.

01 Blown Film Extrusion

Film manufacturing capabilities from the source.

Start Your Packaging Project with Jiangshanyin

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