From Materials, Machinery to Factory Facilities
A trusted provider of coating, slitting, and printing solutions. Longge integrates core equipment, complete plant construction, and material supply into a seamless single-partner service—relying on Jian Da Machinery's more than 30 years of technological expertise.
Discuss Your Project
Core Equipment, Plant Construction & Material Supply
We deliver complete converting lines — coating, slitting, printing, and recycling — built on LONGGE's proven platform. Unlike working with multiple suppliers, we ensure seamless integration, higher efficiency, lower total cost, and reliable performance for your production.
Plan Your Production Line
Machine Accessories, Materials & Factory Supplies
More factory accessories are coming soon to expand our one-stop offering. In the meantime, explore our existing machine accessories, materials, and factory material lines — all from a single, trusted source, saving you time and cost.
Find the Right MachineOur Solution
Factory Accessories
- Chiller Series
- Compressor Series
- Industrial Blower Series
- Testing Machine Series
Industry Focus
Minimize downtime, maximize production output.
Guarantee material consistency and quality.
Streamline procurement from multiple suppliers.
Find support for your machine
About LONGGE
Longge is a comprehensive service provider dedicated to offering one-stop solutions for packaging and printing plants – from production machinery and industrial consumables to steel structures and auxiliary factory equipment.
We are different from a single-equipment manufacturer – we are not limited to any one brand or production line.
30+ YEARS Expertise
Leveraging over 30 years of coating and slitting expertise, we deliver proven, high-performance solutions tailored to your packaging and printing material needs.
15,000m² Manufacturing Facility
Our 15,000m² smart facility integrates advanced automation and rigorous quality control to ensure efficient production, consistent output, and on-time delivery.
ISO 9001 Quality Management
ISO 9001 certification underpins our systematic quality management - from raw material sourcing to after-sales service - ensuring reliability you can trust.
Our Customers
Case Studies
India – Platinum Polymers Pvt. Ltd.
Chile
Pakistan – AMAFHH Packaging Industries
Spain – Ruiver Envases Y Embalajes, S.L.
