China · 
Who invested in Onion Math?
Onion Math's investors include Tengxun Touzi, Legend Capital, Yunqi Partners and Qingsong Fund.
2019
$19MRound$45MSeries DChina · Series D startup
Who invested in Onion Math
Funding summaryUpdated 26 Oct 2026
$64Mraised across 2 rounds since 2018, from 2 sources
$19MRound$45MSeries D
- Latest round
- Series D, $45MApr 2019
- Step-upi
- 2.4×
- Investors
- 4
The funding story
Each circle is a round, placed by date and sized by amount. The line above is the running total.
- First round
- Round, $19M Mar 2018
- Biggest round
- $45M Series D · Apr 2019
- Between rounds
- 13 months from the last two
The rounds
- Apr 2019
- Mar 2018
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.
Everyone who backed them
Qingsong FundVC firm1round
Missing a round, or an investor who was in one? Tell us.
Quick answers about Onion Math
How much has Onion Math raised?
Onion Math has raised $64M across 2 rounds since 2018.
When did Onion Math last raise?
Onion Math's most recent round was a Series D of $45M in Apr 2019.
What was Onion Math's biggest round?
Its most recent round, $45M in Apr 2019, is also its largest on record.
Who backed Onion Math first?
Onion Math's first round on record, in Mar 2018, was backed by Tengxun Touzi and Legend Capital.
What stage is Onion Math at?
Onion Math's latest named round is a Series D, in Apr 2019.
Where is Onion Math based?
Onion Math is based in China.
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