# Doneka

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

- Industry: Electronics
- Headquarters: Suzhou, China
- Website: www.doneka.com.cn
- Latest round: Series C (May 12, 2026)
- Investors on record: 2

## About

Based in China, Doneka is a distributor specializing in carbon materials, focusing on providing high-quality carbon brushes and related products for various industrial applications.Doneka operates as a distributor of carbon materials, having been established in 2006 in Suzhou, China. The company has completed one significant deal as of May 2026. The CEO and founder's current information is not provided.Suzhou Southeast Jia New Materials Co., Ltd., operating under Doneka, specializes in the research and manufacturing of carbon materials, particularly carbon brushes for automotive motors, household appliances, and electric tools. Their product range includes carbon sliding plates for rail transportation, industrial carbon brushes, and specialty carbon materials. The company caters to both domestic and international markets, serving notable clients such as Valeo, BorgWarner, and Haier, and exports its products globally.Doneka generates revenue primarily through B2B transactions, supplying products directly to manufacturers and industrial clients. This model is based on long-term partnerships and supply agreements, ensuring stable income streams from direct sales of specialized products like automotive carbon brushes. The pricing strategy is reflective of the specialized nature of its offerings, contributing to the company's market presence.In May 2026, Doneka secured Series C+ funding from investors including Junquanxin Capital and Hanhai Jinyuan. This capital will be allocated towards expanding production capacity, enhancing research and development of carbon material technology, and targeting the high-speed rail and urban rail markets for growth. These initiatives aim for significant market expansion beyond current operations.

## Funding rounds

- Series C, May 12, 2026 — Suzhou International Development Venture Capital Holding, Junquanxin Capital

## Investors

- Suzhou International Development Venture Capital Holding (https://capitalatlas.ai/funds/suzhou-international-development-venture-capital-holding) — Series C
- Junquanxin Capital (https://capitalatlas.ai/funds/junquanxin-capital) — Series C