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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.


2015

2023-09-13

2015


Yilun®Fiber became the designated brand for the electric bag conversion project of China Resources Cement Group and Conch Cement Group.

2014

2023-09-13

2014


The company obtained the national secret three-level qualification, the company independently developed plastic injection products batch applied to a certain type of satellite solar wing sail board of the Fifth Academy of Aerospace.

2012

2023-09-13

2012


Yilun®The series of products and technologies have passed the expert appraisal organized by the Chinese Society of Environmental Sciences and the first prize for scientific progress.

2011

2023-09-13

2011


Mass production of Yilun®Fiber is first used in the first domestic ten thousand tons of cement production line

2009

2023-09-13

2009


Changed its name to "Changchun Hipolyking Co., Ltd." and established a production base in Jilin in the same year.

2008

2023-09-13

2008


Shenzhen Huicheng Electric Co., Ltd. invested more than 0.5 billion yuan in the company.

2004

2023-09-07

2004


The overall restructuring of the enterprise, the establishment of "Changchun Yinghua Special Engineering Plastics Co., Ltd."

1994

2023-09-07

1994


The company was established, formerly a wholly-owned company of Changchun Institute of Applied Chemistry, Chinese Academy of Sciences

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