Changchun Jida Special Plastic Engineering Research Co., Ltd. (JUSEP) is a high-tech enterprise jointly established by Jilin University and Changchun Jida High-tech Co., Ltd. It was established in 2002 with a registered capital of 15 million yuan and a cumulative investment of nearly 100 million yuan. It is the first in the country. A polyarylene ether research and development, production and secondary product processing enterprise, it is the pilot base and scientific and technological achievement transformation of "Jilin University Special Engineering Plastics Ministry of Education Engineering Research Center" and "High Performance Polymer Synthesis Technology National and Local Joint Engineering Laboratory" platform.
JUSEP has a clean workshop of 2,000 square meters and an industrial workshop of 3,000 square meters, with an annual output of 500 tons of polyether ketone (PEEK), 500 tons of polyether ketone ketone (PEEKK), 500 tons of polyketone (PEK) and 100 tons of polyether maple (PES) resin and its modified materials production capacity, with more than 80 brands in 5 major series including high heat-resistant grade special engineering plastics, special engineering plastic-based reinforcement materials and alloys, special grade resins for special engineering plastics, profiles and injection products products, it is one of the companies with a relatively complete range of special engineering plastics in the world. JUSEP products are widely used in industry, automobiles, petrochemicals, electronics, electrical and medical fields.