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Qingsong

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Qingsong innovative self-service SaaS platform helps enterprises rapidly deploy DDoS cloud-based protection services

Dongcheng District, ChinaFounded 2010Other B2B Software
Valuation $500M–1B Last recorded · 2015
Revenue $1–10M Latest reported FY
Headcount <100 Current team size
Total funding $100–500M Disclosed equity funding
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About Qingsong

Founded on May 8, 2014, Qingsong (Beijing) Technology Co., Ltd., operating under the brand Qingsong Cloud Security (青松云安全), functions as a specialized internet DDoS defense service provider in the enterprise security sector. The company is headquartered in Beijing and was established by its legal representative, Sun Dawei, who maintains a significant ownership stake of 30.43%.

Qingsong is positioned within the cloud security market, delivering robust DDoS cloud defense and fully managed defense services. The company's business model is centered on a SaaS framework, providing enterprise-level security solutions to a diverse client base that includes cloud service providers, internet data centers (IDCs), and other corporations requiring network security. Revenue is generated by offering these specialized security services designed to protect clients' internet-facing applications and infrastructure from complex cyber threats.

The core service offering is the Qingsong Anti-DDoS system, a comprehensive security solution. This platform provides not only DDoS mitigation but also a suite of related security capabilities. These include application attack defense, Web Application Firewall (WAF) rule customization, website vulnerability scanning, internal network asset management, and security operations monitoring. A key feature is the open and shared nature of its security capabilities, allowing clients like cloud service providers and data centers to integrate these defenses into their own offerings through a security alliance model. The company successfully completed a strategic financing round in 2017 to fuel its growth and technological development.

Source: Dealroom company data

At a glance

Status
Operational
Founded
2010
Headquarters
Dongcheng District, China
Employees
19
Open positions
None listed
Dealroom signal
23.3/100
Industry
Enterprise Software
Sector
Other B2B Software, Security
Business model
SaaS
Client focus
b2b

Funding history

4 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
SERIES DOther financing Sep 2015 $110M $440M Baidu · Microsoft · Qualcomm · Fidelity Investments —
SERIES AOther financing Aug 2015 $8.8M $35M Microsoft for Startups · Vertex Holdings —
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Financials

Revenue over time

Revenue, earnings and other financial measures where available. Years marked “E” are estimates.

YearRevenueGrowth
2026
2025
2024
2023
2022
2021
2020 —
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Growth signals

Qingsong website traffic

Latest recorded traffic for Qingsong is 370 monthly website visits, up 1750% over the last three months. Qingsong's team grew 0% over the past year.

Latest monthly visits370 3-month web change+1750% 1-year team growth0%
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Similar companies

Closest operating peers by Dealroom taxonomy

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Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

12 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A2 investors entered at this stage

Series B and later10 investors entered at this stage

Employees 19 total headcount
Founders Hidden — book a demo/100 quality score
Key operators Hidden — book a demo quality score
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
🇨🇳 China · Dongcheng District HQ
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Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Qingsong on X, ranked by likes and reposts, corporate channels excluded.

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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