ChinaPay GuideDiagnose issue

✦ Interactive Diagnostic Tool

Payment not
working in China?
Get the fix now.

Not a tutorial — a real diagnostic tool. Answer 2–3 questions and get step-by-step instructions for your exact issue.

Start diagnosis →Setup before you fly

✓ 38 diagnostic paths✓ Updated Oct 2026✓ Alipay & WeChat Pay

Quick diagnosis

What's happening?

❌Payment scan works but gets declined→💳Can't link my foreign card→🔒Account restricted or locked→📲Setting up Alipay / WeChat Pay→

See all situations →

Tools on this site

Diagnose

Answer 2–3 questions, get your exact fix.

Start diagnosis →

Error Lookup

Know the error message? Find the fix instantly.

Look up error →

Emergency Cash

App won't work at all? Get cash another way.

See options →

Before you fly

Set up in 4 steps

01

Download Alipay

Get the mainland China version (blue icon). Not AlipayHK.

02

Verify passport

Flat on dark surface, indirect light. Glare is the #1 failure cause.

03

Link your card

Visa or Mastercard. Enable 3D Secure on the card first.

04

Test & go

A ¥10 coffee confirms the whole chain works before you need it.

Common questions

Quick answers

💳Should I use Alipay or WeChat Pay?🏦Which foreign cards work?🪪Passport verification failed ❌Payment scan works but gets declined 🔒Account suddenly restricted 📡Always turn off VPN first

⚡

Always turn off VPN before opening Alipay or WeChat Pay. VPNs cause the most common payment failures and app crashes. Turn it off, pay, then turn it back on.