# Costone

> Costone is a VC fund in Huairou backing Internet, Education and E-Learning. See 3 investments, round sizes, portfolio. Updated Oct 2026.

- Type: VC Fund
- Location: Huairou, China
- Total investments: 3
- Last investment: Nov 2020
- Lead investor: 0%
- Last updated: Oct 2026

Costone is a VC fund in Huairou focused on Internet and Education. Costone is engaged in investment management; asset management; economic and trade consulting.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Internet | 1 | 33% |
| Education | 1 | 33% |
| E-Learning | 1 | 33% |
| Health Care | 1 | 33% |
| Life Science | 1 | 33% |

6 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series A | 2 | 67% |
| Series B | 1 | 33% |

## Investments

| Company | Description | Round size | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| RecBio | Focusing on major innovative vaccines with independent intellectual property rights. | $226.2M | Series B | Nov 11, 2020 | https://www.recbio.cn/ |
| Sanhao.com | Sanhao.com is an online education company that provides personalized learning for elementary and middle school students. | $1.7M | Series A | Mar 01, 2017 | https://www.sanhao.com/ |
| Longcheer | Longcheer provides design solutions for mobile telecommunications devices. It offers hardware, software, and system testing and exterior design solutions. The company also manufactures, sells, and trades in mobile handsets, mobile handset printed circuits, data products, and related materials. The company is also involved in property investmentactivities.Longcheer Holdings Limited was founded in 2002 and is based in Shanghai, China. |  | Series A | Jan 01, 2015 | http://www.longcheer.com/ |

3 of 3 investments shown.

## Co-investors
- [Vertex Ventures China](https://shizune.co/investors/profile/vertex-ventures-china) — VC Fund, 2 deals together
- [BioVenture](https://shizune.co/investors/profile/bioventure) — VC Fund, 1 deal together
- China Everbright Investment Management — VC Fund, 1 deal together
- [HSG](https://shizune.co/investors/profile/hsg-cap) — VC Fund, 1 deal together
- [HT Capital](https://shizune.co/investors/profile/ht-capital-6a45) — VC Fund, 1 deal together
- [Legend Capital](https://shizune.co/investors/profile/legend-capital) — VC Fund, 1 deal together

## Similar investors

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [FJ Labs](https://shizune.co/investors/profile/fj-labs) — VC Fund

## FAQ

### What does Costone invest in?

Costone invests primarily in Internet, Education and E-Learning startups, most often at Series A and Series B stage. Most of the 3 investments tracked by Shizune back companies in China. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Costone last invest?

The most recent investment recorded for Costone closed in Nov 2020. Shizune tracks 3 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

### Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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