Engineering the material layer of tomorrow.

Designed for the material layer of tomorrow.

From fluorine-free transparent PI to advanced films and functional materials, we build a dependable foundation for flexible display, electronics, energy, and medical applications.

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01 93%+ Film light transmittance

02 360℃ Peak film Tg

03 40+ Countries & regions served

Product directions

From molecular structure to application.

A focused PI portfolio across films, varnishes, powders, and functional materials for different processes and applications.

Films

Transparent, yellow, copper-clad, and adhesive films

Varnishes & powders

For coating, film casting, and composite processes

Microspheres

Functional materials with controlled particle structure

Other / medical

Water-based PI and polyimide catheter tubing

Product photo of fluorine-free transparent polyimide film CPI-HK-NF1

08CPI-HK-NF1

Flagship material · 08

Fluorine-free transparent PI for a lighter, clearer flexible future.

CPI-HK-NF1 combines optical and mechanical performance, high-temperature resistance, and a fluorine-free profile for flexible transparent display substrates, display cover windows, and environmentally responsible materials.

Fluorine-free High transparency High-temperature resistant

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