163
2 known investors
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Investors · 2
Cathay Capitallisted by Cathay CapitalStamford
How we know: Cathay Capital's portfolio page · Not right? Tell us
British Patient CapitalreportedLondon
How we know: funding news · Not right? Tell us
Funding
SEC filings, press & company announcements- Undisclosed amountSecond Funding RoundAug 2025Source ↗
Source: company announcements and press reports — follow each round's link for the claim.
Frequently asked questions
- What does 163 do?
- TOM VIP邮箱 provides a paid email service for individuals and businesses, offering SSL-encrypted email, a dedicated VIP channel, and mobile email management integrated with WeChat. Features include smart new-mail notifications, quick replies, tagging, and voice/video/image sharing.
- Who are 163's investors?
- 163's investors include Cathay Capital, British Patient Capital.