# Sigma Squares Tech funding: rounds and investors

> Sigma Squares Tech has raised $16M across 2 rounds since 2019. Investors include Cowin Capital and FutureCap. Every round with its source.

Source: https://millionrounds.com/company/sigma-squares-tech (Millionrounds; every figure on the page links to its filing or article)

China · [Series B startup](https://millionrounds.com/companies)

# Who invested in *Sigma Squares Tech*

2 rounds we have observed, with the 2 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Manufacturing

Funding summary Updated 26 Oct 2026

**$16M** raised across 2 rounds since 2019, from 2 sources

**$2.0M** Seed **$14M** Series B

- **Latest round:** Series B, $14M May 2025
- **Step-up i:** 7×
- **Investors:** 2

See who backed them

## The funding story

Each circle is a round, placed by date and sized by amount. The line above is the running total.

2019 2020 2021 2022 2023 2024 2025

**$2.0M** Seed

**$14M** Series B

- **First round:** Seed, $2.0M
- **Biggest round:** $14M
- **Between rounds:** 6.3 years

## The rounds

- **May 2025** Series B **$14M** *1 new* [Cowin Capital](https://millionrounds.com/fund/cowin-venture-capital) Source recorded
- **Jan 2019** Seed **$2.0M** *1 new* [FutureCap](https://millionrounds.com/fund/futurecap) Reported by China Money Network

## Who was in which round

The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.

**Seed** 2019 **Series B** 2025 [Cowin Capital](https://millionrounds.com/fund/cowin-venture-capital) [FutureCap](https://millionrounds.com/fund/futurecap)

## Everyone who backed them

[Cowin Capital](https://millionrounds.com/fund/cowin-venture-capital) VC firm **1** round

[FutureCap](https://millionrounds.com/fund/futurecap) VC firm **1** round

Missing a round, or an investor who was in one? [Tell us](https://millionrounds.com/corrections?slug=sigma-squares-tech).

## Also claim to have backed them

This firm lists Sigma Squares Tech as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.

[Hongtai Capital Holdings](https://millionrounds.com/fund/aplus-capital) Private equity Per its own site

## Quick answers about Sigma Squares Tech

### Who invested in Sigma Squares Tech?

Sigma Squares Tech's investors include Cowin Capital and FutureCap.

### How much has Sigma Squares Tech raised?

Sigma Squares Tech has raised $16M across 2 rounds since 2019.

### When did Sigma Squares Tech last raise?

Sigma Squares Tech's most recent round was a Series B of $14M in May 2025.

### What was Sigma Squares Tech's biggest round?

Its most recent round, $14M in May 2025, is also its largest on record.

### Who backed Sigma Squares Tech first?

Sigma Squares Tech's first round on record, in Jan 2019, was backed by FutureCap.

### What stage is Sigma Squares Tech at?

Sigma Squares Tech's latest named round is a Series B, in May 2025.

### Where is Sigma Squares Tech based?

Sigma Squares Tech is based in China.

## Companies like Sigma Squares Tech

In the same sector, and raised in the last eighteen months.

[**Snapmaker** $3.0M · Dec 2025](https://millionrounds.com/company/snapmaker)[**NIO** $1.6B · Sept 2025](https://millionrounds.com/company/nio)[**Xpeng Motors** $2.4B · Aug 2025](https://millionrounds.com/company/xpeng-motors)[**EngineAI** $139M · Jul 2025](https://millionrounds.com/company/engineai)[**Unitree Robotics** $1.7B · Jun 2025](https://millionrounds.com/company/unitree-robotics)[**Ailytics** $7.4M · Oct 2026](https://millionrounds.com/company/ailytics)

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