Mainly engaged in the research and development, production and sales of polyimide raw materials, resins, adhesives, engineering plastics and products, heat-resistant fibers, high-strength fibers and fabrics, and nano-products.

Changchun hipolyking CO., LTD developed a new process for the synthesis of polyimide and its products, which changed the traditional synthesis method of polyimide and opened up a new reaction path for the synthesis of polyimide from chlorophthalic anhydride. Evaluation by foreign authorities: chlorinated phthalic anhydride route is one of the more advanced and economical routes to produce polyimide in the world.

YGPI®It is a registered trademark of polyimide engineering plastics developed by Changchun hipolyking CO., LTD.

YGPI®Engineering plastics include four series, more than ten commodity brands, used in many fields, with insulation, wear-resistant, self-lubricating, high and low temperature resistance and other characteristics.