Install a few days before you fly, at home on Wi-Fi. You can sort out any problem calmly, not in an arrivals hall.
You will not lose trip days by installing early. The plan starts when your eSIM first connects to a network in mainland China, not when you buy or install it.
Wait until the trip is confirmed. Once you install an eSIM, it is no longer covered by the refund for uninstalled eSIMs. If you have not installed it, you can ask for a full refund within 30 days of purchase. See Refunds.
Install before the eSIM expires unused. An unused eSIM is valid for 180 days from purchase.
Already in China? You can still install, as long as you are on Wi-Fi.
Install guides: iPhone · Android
Then, when you land: Activating your eSIM on arrival
FAQ
Does installing early start my plan?
No. Trip days start when the eSIM first connects to a network in mainland China, not when you buy it or install it.
How long is an unused eSIM valid?
An unused eSIM is valid for 180 days from purchase. Install it before that date.
* How apps work depends on the network route and isn't guaranteed. Your data is routed via Hong Kong, according to our network provider. Services and networks can change.
Valid in mainland China (not Hong Kong or Macau).