A backup is independent only when it removes the thing that just failed. Two apps linked to one blocked card protect you from an app problem, but not a bank problem. Three cards stored on one lost phone do not protect you from losing the phone. Build the layers separately.

ONLINE

A second wallet

Useful when one app, merchant connection or risk-control check refuses the transaction.

BANK

A different issuer

Useful when the first bank blocks China, 3-D Secure approval or an unfamiliar wallet charge.

OFFLINE

Cash in small notes

Useful when the phone, data, battery or entire QR flow is the problem.

## First identify what failed Most “Alipay does not work” reports are actually one of five failures: | Failure layer | What it looks like | A real backup changes… | |---|---|---| | Phone or data | App will not load, SMS never arrives, battery is dying | Device, connectivity or payment method | | Wallet account | Identity review, temporary restriction, payment password problem | Wallet app | | Issuing bank | Fraud alert, overseas transaction disabled, 3-D Secure pending | Card issuer | | Merchant route | Personal QR code, unsupported mini program, no international-card acceptance | Merchant payment flow | | Physical card terminal | No international-card POS or terminal route disabled | Wallet, cash or a different checkout | Changing from Alipay to WeChat Pay is sensible when the merchant or wallet route failed. It is pointless when both wallets charge the same card and that bank has blocked every China transaction. ## Set up the layers before departure

01
Tell both banks where you are going.
Enable overseas and online purchases, confirm the fraud-alert channel, and save a number you can call from abroad.
02
Keep your home number reachable.
Your travel eSIM supplies data. It does not replace the number that receives bank SMS or wallet recovery codes.
03
Put cards from different banks in different wallets.
For example, Bank A in Alipay and Bank B in WeChat Pay. You can add the other cards too, but make the independent route easy to find.
04
Carry one card away from the phone.
A hotel safe, zipped bag or trusted companion is better than stacking every payment method in the same wallet case.
05
Save the hotel address in Chinese.
If payment and maps both fail, a taxi driver or station desk can still help you reach the correct place.
06
Test small, then stop testing.
After landing, buy one low-cost item with the primary setup. A successful card binding is not a successful merchant payment.

For the wallet choice itself, see [Alipay vs WeChat Pay for tourists](/en/pay/alipay-vs-wechat-pay/). For Alipay verification and card-decline details, use the [Alipay setup guide](/en/pay/alipay-for-foreigners/). ## How much cash is a useful backup? For a short city trip, **RMB 300–500 per traveler** is a practical starting reserve. It is not a daily spending target. It is a way to end the immediate problem. A useful mix is: - several RMB 10 and RMB 20 notes for food, water or a short local ride; - RMB 50 notes for larger small purchases; - one or two RMB 100 notes for a longer taxi or an unexpected gap. Cash is legal tender in China, but a small merchant or driver may not have change for RMB 100. Use a hotel front desk, staffed convenience store or bank counter to break a large note before you need it. The Chinese government's [2025 guide for overseas visitors](https://english.www.gov.cn/2025special/bizexpatsinchina2025) says international visitors can exchange currency at marked bank and exchange outlets, use self-service exchange machines at entry ports, and withdraw RMB at ATMs displaying the corresponding card-network logo. ## The first 90 minutes need their own plan Do not assume you will fix a wallet while walking from immigration to the taxi queue. Decide the arrival route before the flight. | Arrival step | Primary | Backup | |---|---|---| | Airport food or water | Alipay merchant payment | Cash or physical card at a staffed store | | Metro | Contactless card or transport QR code | Single ticket from service center | | Taxi / DiDi | Wallet inside DiDi | Official taxi with cash; hotel help on arrival | | Hotel | Physical card or mobile wallet | Second card; ask how the deposit will be handled | | First evening meal | Merchant QR code | Second wallet, cash, or staffed card terminal | If you land late, keep enough RMB for the realistic airport-to-hotel taxi fare in that city, not a generic “emergency twenty.” Our [Pudong Airport transfer guide](/en/shanghai-pudong-airport-to-city/) helps estimate the Shanghai choice before landing. ## At the counter: switch in this order 1. **Change the QR flow.** If you scanned a sticker, open your own payment code and ask whether the cashier can scan it. 2. **Change the wallet.** Try WeChat Pay after Alipay, or the reverse. 3. **Change the issuing bank.** Select the card from the other bank inside the wallet. 4. **Read the bank notification.** Approve a fraud check or 3-D Secure request if it is genuinely yours. 5. **Use cash or a physical card.** Finish the purchase before starting account support. One retry after changing a condition is reasonable. Five identical retries are not. Repeated failures can create more bank or wallet risk-control friction. Useful Chinese: > 可以刷国际信用卡吗？ > *Kěyǐ shuā guójì xìnyòngkǎ ma?* > Can I use an international credit card? > 可以用现金吗？ > *Kěyǐ yòng xiànjīn ma?* > Can I pay cash? ## Match the backup to the scene

SMALL STALL

Cash ends the argument

A foreign card may not work on a personal collection code. Ask for a merchant code once, then use small notes.

CHAIN STORE

Change the checkout flow

Let the cashier scan your wallet code or ask for the staffed POS rather than repeating the same sticker scan.

HOTEL

Use the physical card

Ask which networks the terminal accepts and whether a deposit is a pre-authorization or a charge.

METRO

Buy a ticket

A service center solves the current trip faster than debugging a transport code beside a gate.

ONLINE BOOKING

Switch platform or card

A mini program can reject a card that works at a physical merchant. Try the official site, another card or a staffed counter.

TAXI

Agree before the ride ends

Show cash or the intended wallet early. Do not discover the driver has no change after unloading luggage.

## TenPayGo: useful new backup, still new Tencent released **TenPayGo** for international visitors in 2026. Its official app listing says it uses Weixin Pay payment capabilities and covers everyday merchant spending such as dining, shopping, transport, hotels and attractions. The interface removes much of WeChat's social layer. That makes it interesting for a traveler who wants another Weixin Pay route without setting up the full messaging app. It does not make cash, a second issuing bank or Alipay unnecessary. The product is new, availability can differ by app store and feature rollout, and the payment screen remains the final word on card support, fees and limits. Use it as an optional third route after checking the official [TenPayGo Google Play listing](https://play.google.com/store/apps/details?id=com.tencent.wxpai) or your device's official app store. Do not download an APK from a travel blog. ## Withdrawing RMB from an ATM Use an ATM attached to a major bank branch where possible. Match the Visa, Mastercard, UnionPay or other network logo on your card to the logo on the machine. Choose RMB, decline any unclear optional service, and read your own bank's withdrawal and foreign-exchange charges first. Practical limits and fees come from both the Chinese ATM operator and your home bank. A card that works for purchases may still have cash withdrawal disabled. If the machine retains the card: 1. Photograph the ATM, bank name and machine number. 2. Do not leave if the branch is open; ask staff immediately. 3. Lock the card in the banking app if recovery is uncertain. 4. Use the second bank while contacting the issuer. ## If the phone is lost or dead - Lock the device remotely when possible. - Use the physical card and cash kept separately. - Contact the mobile carrier before replacing an eSIM that receives account recovery messages. - Use the bank app on a trusted device only after securing the original phone. - Ask the hotel desk for help calling wallet or bank support; do not hand a stranger unlocked access to the account. A small power bank helps with battery failure, but check current Chinese aviation rules before flying with it. The offline layer still matters because a power bank cannot repair a lost phone or suspended wallet. ## Common questions ### Can I travel in China with no cash? Many visitors do, but it leaves no offline exit when the phone, data, wallet and bank are tied together. A few hundred RMB in mixed notes is cheap insurance for a short trip. ### Will every shop accept my physical Visa or Mastercard? No. Airports, international hotels, malls and larger retailers are more likely to have international-card terminals. Small merchants often rely on QR payments. Look for the network logo and ask before the purchase is complete. ### Is one card in both Alipay and WeChat Pay enough? It protects against some wallet-specific failures. It does not protect against the issuing bank blocking the card. Cards from two banks provide a stronger backup. ### Should I exchange RMB before flying? You can, but it is not the only option. Official guidance says travelers may exchange at marked outlets or withdraw RMB at compatible ATMs. Arriving with a small amount can still be convenient for a late landing. ### Can my travel companion pay for me? They can pay a merchant on your behalf, but do not build the whole trip around person-to-person transfers. Foreign-card wallets may restrict transfers, red packets and personal collection codes. ## Official sources - [Payment service guide for overseas visitors to China](https://english.www.gov.cn/news/202404/11/content_WS6617c858c6d0868f4e8e5f4d.html) - [2025 guide to working and living in China](https://english.www.gov.cn/2025special/bizexpatsinchina2025) - [Shanghai guide to cards, cash and ATMs](https://english.shanghai.gov.cn/en-PaymentMethods/20240313/6f4e58272f1a4cea9aec59c518915bdf.html) - [Tencent's 2026 inbound-payment measures](https://www.tencent.com/zh-cn/articles/2202338.html)