Originally Posted by jc719

I loaded the English Didi Android app on my USA phone and registered a credit card successfully in anticipation of a trip to Shanghai in a month or so. It appears that I can order a car from a location in China. So far, it appears to be working as expected. When I arrive at PVG, it was my intent to buy a pre-paid SIM. When I remove my US SIM and install my China SIM, my phone number will change, of course. Do I need to repeat the setup with the new phone number? Or do I need to use my USA SIM so I can receive calls & text messages at my USA phone number?

Thanks.