# Ruixin Special Optical Fiber funding: rounds and investors

> Ruixin Special Optical Fiber has raised $9.8M across 1 round since 2021. Investors include Y Combinator. Every round with its source.

Source: https://millionrounds.com/company/ruixin-special-optical-fiber (Millionrounds; every figure on the page links to its filing or article)

[Venture startup](https://millionrounds.com/companies)

# Who invested in *Ruixin Special Optical Fiber*

One round we have observed, with the one investor named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.

Telecoms

Funding summary Updated 26 Oct 2026

**$9.8M** raised across 1 round since 2021, from 1 source

- **Latest round:** Venture, $9.8M Dec 2021
- **Investors:** 1

See who backed them

## The rounds

- **Dec 2021** Venture **$9.8M** [Y Combinator](https://millionrounds.com/fund/y-combinator) Source recorded

## Everyone who backed them

[Y Combinator](https://millionrounds.com/fund/y-combinator) Accelerator **1** round

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

## Quick answers about Ruixin Special Optical Fiber

### Who invested in Ruixin Special Optical Fiber?

Ruixin Special Optical Fiber's investors include Y Combinator.

### How much has Ruixin Special Optical Fiber raised?

Ruixin Special Optical Fiber has raised $9.8M across 1 round since 2021.

### When did Ruixin Special Optical Fiber last raise?

Ruixin Special Optical Fiber's most recent round was a Venture of $9.8M in Dec 2021.

### What was Ruixin Special Optical Fiber's biggest round?

Its most recent round, $9.8M in Dec 2021, is also its largest on record.

### Who backed Ruixin Special Optical Fiber first?

Ruixin Special Optical Fiber's first round on record, in Dec 2021, was backed by Y Combinator.

### What stage is Ruixin Special Optical Fiber at?

Ruixin Special Optical Fiber's latest named round is a Venture, in Dec 2021.

## Companies like Ruixin Special Optical Fiber

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

[**Pilot Protocol** $4.5M · Jul 2026](https://millionrounds.com/company/pilot-protocol)[**GalaxEye** $4.8M · Mar 2026](https://millionrounds.com/company/galaxeye)[**Aalyria** $100M · Feb 2026](https://millionrounds.com/company/aalyria)[**Uniqconn** $13M · Feb 2026](https://millionrounds.com/company/uniqconn)[**Nubila** $11M · Oct 2025](https://millionrounds.com/company/nubila)[**TruAgents** $3.4M · Oct 2026](https://millionrounds.com/company/truagents)

## Find investors like these

Search every investor by what they have actually funded, then narrow to your stage and market. Free.

Open the investor searchOr these rounds in the app