About Us

About Us

Paper Bag Machine Manufacturer Since 2007

ZHENGWEI is a custom manufacturer in China of no-waistline paper bag making machines and non-woven bag making machines.

We help you build automated packaging converting production lines that transform kraft paper, laminated sheets, PP film, RPET, and non-woven materials into finished carrier bags with stable high-speed output and eco-friendly production efficiency.
 
Work with our engineering team to develop a bag making machine solution tailored to your market and capacity.
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Custom Bag Machine Development

Custom machine development covering bag size, material compatibility, and functional modules such as handle systems, punching units, and folding configurations for different production scenarios.

Global Service & Warranty Support

Custom machine development covering bag size, material compatibility, and functional modules such as handle systems, punching units, and folding configurations for different production scenarios.

Our Strength

Explore Viable Solutions

60,000+ ㎡

Factory Area

Bag Manufacturing Production Base Expansion

100+

Utility Patents

Packaging Machine Technology Innovation Output

20+ Years

Industry Experience

Deep Machine Development Expertise

30 Days

Standard Delivery

Fast Production Turnaround Cycle

Our Principles

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Mission

We create high-quality machines with craftsmanship and sincerity, win long-term trust through genuine partnership, and build a more sustainable future through responsible manufacturing.

Vision

To become a globally trusted benchmark in eco-friendly packaging machinery, recognized for reliability, innovation, and long-term industrial value.

Values

Integrity First - Integrity is the foundation of everything we build and every partnership we form.
Craftsmanship Core - We believe machine quality comes from precision engineering and continuous refinement.
Service Commitment - We prioritize customer success through responsive support and long-term cooperation.

Our Teams

We Are Industrial Bag Forming Machine Manufacturing Expert
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Service Team

We provide Pre-sales technical support to help you select the ideal bag making machine solution, followed by global installation and commissioning for paper bag machines and packaging converting production lines, with 7–10 day startup, 1-year warranty, remote assistance, and fast spare parts supply.

Quality Control Team

Our QC engineers oversee full inspection of bag making machines and packaging converting equipment, including precision testing, running stability validation, CE compliance and 5S management, ensuring every paper bag machine delivered to you meets global industrial production standards.

Manufacturing Team

Led by experienced engineers, our 60,000 m²㎡ manufacturing base produces paper bag machines and industrial packaging machinery with high-precision CNC machining, ensuring stable assembly quality, structural consistency, and reliable long-term high-speed bag forming performance.

R&D Engineering Team

Two engineering teams with 10+ years experience specialize in bag making machine and non-woven bag making machine development, focusing on structural optimization, servo coordination, and custom packaging converting system design for your complex production and non-standard bag requirements.