# Ultron

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

- Industry: Industrial Machinery
- Headquarters: Hangzhou, China
- Website: www.ultronphotonics.com
- Total disclosed funding: $57M
- Latest round: Series D (Apr 3, 2026)
- Investors on record: 19

## About

Based in Hangzhou, China and founded in 2018, Hangzhou Altron Photonics Technology Co., Ltd., dba Ultron, is an industrial machinery supplier that provides industrial-grade femtosecond lasers and their core components. The company has R&D bases in Shanghai and Xi'an, a production and marketing center in Shenzhen, and overseas R&D centers in Southampton, United Kingdom and Aachen, Germany. In February 2023, it was recognized as Zhejiang Province Specialized, Refined, Featured, and Original SME (Small and medium enterprise).

In April 2026, Ultron closed a round of series D funding led by Accurate Capital with participation from Real Power Capital, Shuxiang Ventures, and other investors.

Ultron's products can be categorized into industrial-grade lasers such as High energy Industrial-Grade Femtosecond Lasers FS-50-IR, Industrial-Grade fiber femtosecond laser FS-30-G, scientific lasers such as High-power Scientific-Grade Femtosecond Lasers FS-1K-S and Ultrafast laser Scientific-Grade Femtosecond Lasers FS-5-S, and industrial grade femtosecond fiber harmonic generator. The products are used in the field of semiconductors, new displays, solar photovoltaics, and so on.

Ultron generates revenue by providing femtosecond laser devices and software solutions.

The company will use the series D funding for new product research and development, core technology iteration, commercial application expansion, and order delivery assurance.

## Funding rounds

- Series D, Apr 3, 2026 — Real Power Capital, Accurate Capital
- Series C, Nov 21, 2024, $41M — Sunny Optical Technology, CDH Baifu Capital, Huaxia Hengtian Asset Management, Junquanxin Capital
- Series B, Aug 15, 2023 — Rising Investments
- Series A, Jun 27, 2022 — Linkage Fengye Capital, Cliff View Capital
- Series A, Sep 3, 2021, $16M — Sinowisdom, Shunwei Capital, E-Town International Industrial Investment, Langcheng Capital, Yitang Changhou Fund, Chipone Technology
- Angel, Jan 16, 2020 — Lime Capital
- Seed, Sep 12, 2018 — Casstar Capital, Xi'an Zhongke Optics and Precision Mechanics Investment Holdings, Xi'an Micromach Technology Co., Ltd.

## Investors

- Casstar Capital (https://capitalatlas.ai/funds/casstar-capital) — Seed
- Xi'an Zhongke Optics and Precision Mechanics Investment Holdings — Seed
- Xi'an Micromach Technology Co., Ltd. — Seed
- Lime Capital (https://capitalatlas.ai/funds/lime-capital) — Angel
- Sinowisdom (https://capitalatlas.ai/funds/sinowisdom) — Series A
- Shunwei Capital (https://capitalatlas.ai/funds/shunwei-capital) — Series A
- E-Town International Industrial Investment (https://capitalatlas.ai/funds/e-town-international-industrial-investment) — Series A
- Langcheng Capital (https://capitalatlas.ai/funds/langcheng-capital) — Series A
- Yitang Changhou Fund (https://capitalatlas.ai/funds/yitang-changhou-fund) — Series A
- Chipone Technology — Series A
- Linkage Fengye Capital — Series A
- Cliff View Capital — Series A
- Rising Investments (https://capitalatlas.ai/funds/rising-investments) — Series B
- Sunny Optical Technology — Series C
- CDH Baifu Capital (https://capitalatlas.ai/funds/cdh-baifu-capital) — Series C
- Huaxia Hengtian Asset Management (https://capitalatlas.ai/funds/huaxia-hengtian-asset-management) — Series C
- Junquanxin Capital (https://capitalatlas.ai/funds/junquanxin-capital) — Series C
- Real Power Capital (https://capitalatlas.ai/funds/real-power-capital) — Series D
- Accurate Capital (https://capitalatlas.ai/funds/accurate-capital) — Series D