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Sizone Technology
Semiconductors · Hangzhou, China · Founded 2018
Semiconductor chemical mechanical planarization equipment solutions MoreLess
Sizone Technology, officially Hangzhou Sizone Electronic Technology Inc., is a developer and manufacturer of advanced Chemical Mechanical Planarization (CMP) equipment for the semiconductor industry. The company was founded in 2018 in Hangzhou, China, by experts from Silicon Valley with extensive experience in the semiconductor equipment field. Dr. GU, Haiyang serves as the company's Chairman.
Sizone Technology focuses on the research, development, production, and sales of integrated circuit intelligent equipment. Its core products are CMP and Electrochemical Mechanical Polishing (ECMP) equipment, available in various sizes (6-inch, 8-inch, and 12-inch) to meet different manufacturing needs. These products are crucial for integrated circuit manufacturing, silicon wafer production, and third-generation semiconductor manufacturing. The company also provides related products like dual module systems, slurry delivery systems, and slurry distribution devices, alongside technical support and services.
The company's business model is centered on generating revenue through the sale of its specialized semiconductor manufacturing equipment. It serves chip makers and other high-tech fields. Since its inception, Sizone has secured significant funding through multiple venture capital rounds, attracting at least 17 investors, including An Hui Wenergy Company, Fortune Capital, and Zhongxin Fund. The company is privately held and venture capital-backed, with a recent Series B1 funding round completed in February 2025.
Keywords: Chemical Mechanical Planarization, CMP equipment, semiconductor manufacturing, ECMP equipment, integrated circuit equipment, wafer planarization, polishing equipment, silicon wafer production, advanced manufacturing, semiconductor technology, Hangzhou
Company overview
Sizone Technology company information
The essential company record, classifications and operating signals in one place.
- Status
- Acquired
- Founded
- 2018
- Headquarters
- Hangzhou, China
- Employees
- 15
- Open positions
- 7
- Dealroom signal
- 37.8
Valuation & funding
Sizone Technology funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| ACQUISITION✓Exit | Jul 2026 | $217M | $217M | AMEC | ↗ |
| LATE VCEquity / VC | Dec 2021 | $28M | $110M | Everest Venture Capital · Suzhou International Development Venture Capital Holding · Yida China Holdings · Shanghai Baoding Investment | ↗ |
Financials
Revenue and workforce over time
Available revenue and workforce history. Fields without reported data are omitted.
| Year | Revenue | Growth | Employees |
|---|---|---|---|
| 2026 | $34M | 0% | 15 |
| 2025 | $34M | — | 16 |
| 2024 | — | — | 16 |
Growth signals
Sizone Technology website traffic
Latest recorded traffic for Sizone Technology is 120 monthly website visits, down 66.7% over the last three months. Sizone Technology's team declined 6.3% over the past year.
Hiring
Open positions at Sizone Technology
Current openings linked to this company in Dealroom.
Comparisons
Sizone Technology compared with similar companies
Dealroom’s weighted taxonomy model identifies the closest operating peers. Company identity and context stay open; selected comparison metrics preview what is available in the platform.
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Talent graph
Sizone Technology's talent
Source: Dealroom Talent Intelligence.
Investors
6 investors on Sizone Technology's cap table
Sourced from Dealroom's funding and investor records.



Global footprint
Where Sizone Technology has talent and traffic
team presence
In the news
Latest news about Sizone Technology
Recent press, funding announcements, and product moves mentioning Sizone Technology — open to read from the original sources.
Market sentiment
What the market is saying about Sizone Technology
An AI-synthesized read of the highest-engagement posts about Sizone Technology on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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