# Polymership

Startup profile on Capital Atlas: https://capitalatlas.ai/startups/polymership

- Industry: Materials
- Headquarters: Changchun, China
- Website: www.polymership.com/
- Latest round: Series B (Aug 6, 2025)
- Investors on record: 4

## About

Based in Changchun, China, and founded in 2010, Jilin Juke High-tech Materials Co., Ltd., trading as Polymership,  provides high-performance polymer materials for industrial and technical applications. The company focuses on the research, development, and manufacturing of polyether ether ketone (PEEK) materials. In 2021, the company initiated a PEEK production expansion project in Jilin City through a subsidiary, increasing overall production capacity and introducing large-scale reactor manufacturing processes. In February 2026, the firm closed a round of venture funding from SDIC Unity Capital and CoStone Capital.

The company works with industrial and institutional customers to provide polyether ether ketone (PEEK) resins and related high-performance polymer materials under the CNPEEK brand. Its products are supplied for use in sectors including aerospace, electronics, automotive, marine, industrial, and medical applications, supporting material substitution and component manufacturing requirements.

The company generates revenue from the production and sale of high performance polymer materials, primarily PEEK resins, supplied to downstream industrial and medical customers.

## Funding rounds

- Series B, Aug 6, 2025 — CoStone Capital
- Series B, Dec 10, 2024 — Huize Investment
- Series A, Oct 25, 2021 — Jilin Province Technology Investment, Jilin Equity Fund

## Investors

- Jilin Province Technology Investment (https://capitalatlas.ai/funds/jilin-province-technology-investment) — Series A
- Jilin Equity Fund (https://capitalatlas.ai/funds/jilin-equity-fund) — Series A
- Huize Investment (https://capitalatlas.ai/funds/huize-investment) — Series B
- CoStone Capital (https://capitalatlas.ai/funds/costone-capital) — Series B