Contact

Tell us what broke

Chinese apps change their interfaces constantly. If a step on this site no longer matches what you see on screen, we want to know — that is how the guide stays accurate.

Get in touch

Have a question about your China trip, found a bug in one of our tools, or want to work with us? Drop us an email. We usually reply within 24–48 hours.

Or copy our address:

Never include passport numbers, card numbers or full travel documents in an email.

Other ways to reach us

  • Corrections: — include a screenshot if you can.
  • Partnerships and providers: — tell us what you offer and whether it works on mainland networks.
  • Press: .
  • Postal address: China Travel OS, [Street address], [City], [Country].

Before you write

Looking for an answer right now? The FAQ covers payments, eSIM, VPN, maps, rail and tipping — and the toolkit works without an account.