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Electronic Insulation Materials

Horizontal Impregnation Line

Used for manufacturing phenolic cotton cloth and phenolic kraft paper prepregs, key raw materials for cotton cloth-based and paper-based insulation boards.
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Vertical Impregnation Line

Used for manufacturing high-stability epoxy fiberglass prepregs, key raw materials for FR-4, G10, G11, and other copper-clad laminates and insulation boards.
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Insulation laminate press

Key equipment for lamination and curing of insulation boards, supporting high-stability processing of FR-4, G10, G11, and other insulation laminates.
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Automatical stacking and unstacking return line

Automatic system for lamination and unstacking of copper-clad laminates and insulation boards, enhancing production rate, stability, and uniformity.
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Decorative Panels

Melamine Two Step Impregnation Line

Used for producing melamine decorative paper, a key raw material for furniture surfaces, cupboard surfaces, eco-boards, and decorative panels.
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Phenolic Film Two Step Impregnation Line

Used for manufacturing high-quality phenolic film, suitable for lamination with plywood to make reusable construction formwork.
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Phenolic Kraft Paper One Step Impregnation Line

Used for manufacturing high-stability phenolic kraft paper, a key raw material for HPL.
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HPL Core Paper One Step Impregnation Line

Used for manufacturing high-stability phenolic kraft paper, a key raw material for HPL.
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Nantong Tongbo Machinery Hosts Russian Partners

On November 11, 2025, Nantong Tongbo Machinery welcomed key Russian partners for technical exchanges and a specialty luncheon. Guests toured Tongbo’s smart production base, viewing core equipment like melamine paper impregnation lines and composite material dryers. The luncheon combined local Jiangsu flavors with Russian dishes, providing a relaxed setting to discuss customization and technical optimization. Gifts were exchanged, reinforcing mutual commitment to quality and customer focus. The visit strengthened cross-border communication, showcased Tongbo’s expertise, and laid a solid foundation for expanding into the Eurasian market.
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Brazilian Client Procures Glue Kitchen and Press Steel Plates, Conducts Factory Visit

In July 2025, Brazilian client visited our company to conduct an on-site inspection, with a primary focus on glue kitchen solutions and the supply of press plates.Through this on-site inspection, the Brazilian client gained a more comprehensive understanding of ourmanufacturing capacity, quality control system, and project execution experience , laying a solid foundation for future cooperation. Moving forward, we will continue to uphold our philosophy of “Collaboration at the Core, Excellence in Every Detail”, delivering reliable equipment solutions and professional technical support to our global customers.
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Nantong Tongbo Assists India in Building CCL Factory with Full-Scope Solutions

Nantong Tongbo supports the construction of a CCL factory in India with comprehensive solutions. This project highlights Tongbo’s expertise in providing one-stop solutions for CCL and electronic material production lines. Tongbo will continue delivering professional technical support and reliable engineering services to advance the global electronic materials industry.
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About Us

Nantong Tongbo Machinery
Since 2007, Nantong Tongbo Machinery has specialized in R D and manufacturing of equipment for electronic insulation materials and decorative panels. We provide reliable, efficient, and intelligent production solutions worldwide.
Our core products include:
    Electronic-grade fiberglass impregnation lines
    Melamine impregnation and drying lines
    Vacuum presses / lamination systems for insulation boards
    Vacuum presses and automation equipment for copper-clad laminates (CCL)
With continuous innovation and global service support, we help customers improve yield, reduce energy consumption, and achieve scalable, smart production.
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Your Products*
Insulation Panels
CCL(Copper Clad Laminates)
Aluminum Clad Laminates
Mica Board
Melamine-faced MDF/HDF/Chipboard/Particle Boad
HPL
Melamine Paper
Phenolic Kraft Paper
Prepreg
Coated Copper Foil
Others
Equipment Type*
Epoxy Fiberglass Cloth Verticle Impregnation Line
Mica Composites Horizontal Impregnation Line
Melamine Impregnation Line
Phenolic Kraft Paper Impregnation Line
Insulation Laminate Press
Mica Sheet Press
Automatic Stacking and Unstacking Return Line
Copper Foil Coating Machine
Others
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