After three weeks of travelling across China, Bojan Tomic and his wife found that one of the biggest conveniences of the trip was being able to pay for daily expenses almost entirely via smartphone. The Croatian couple’s journey spanned the cities of Beijing, Xian, Chengdu and finally Shenzhen.Visiting China for the first time, they quickly adapted to the country’s dominant mobile payment ecosystem, using Alipay and WeChat Pay, two of China’s largest payment platforms, for most of their...