Key facts
- Topsound Technology’s last known valuation is $13.8M (Nov 2022).
- It has raised $8.1M; the latest was Early Stage VC in Sep 2025.
- Notable investors include CAS Star, Guolian Investment, Wuxi Capital Group, Wuxi Guolian Development (Group), Huikai Zhenghe Investment — 11 tracked in total.
- Status: Privately Held (backing).
- ·The complete investor list — 11 names
- ·Watchlist + deal alerts for Topsound Technology
- ·The full record, as it builds
Funding rounds
No funding rounds for Topsound Technology are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About Topsound Technology
Manufacturer of battery testing and monitoring equipment intended for the energy storage sector. The company's offerings include laboratory testing systems, production line monitoring tools, cascade utilisation and recycling equipment and big data-driven diagnostic platforms, enabling manufacturers to enhance safety, optimise performance, and support sustainable energy solutions.
- Sector
- Business Products and Services (B2B)
- HQ
- Wuxi, China
- Founded
- 2022
- Employees
- 60
- Website
- top-sound.net/
- Ownership
- Privately Held (backing)
Topsound Technology doesn't have a composite mark yet — a PA Mark is published once enough pricing inputs exist (trade prints, fund marks, round prices). The rest of the record below builds toward it.
Recorded secondary trades
No secondary trades in Topsound Technology shares have been recorded yet. When a print lands — third-party, direct report, or platform — it appears here with structure, source, and price.
Institutional fund marks
No SEC-registered fund has reported a fair-value mark on Topsound Technology in its N-PORT filings yet. We sweep new filings monthly.