The book tells the story of a day when Xiaomei, Xiaode, Teacher Lan and Shy Rabbit were in Tianjin, China. For example, they tasted delicious food in Tianjin, took a taxi, and went shopping in the supermarket. They didn't need to pay in cash. Teacher Lan’s mobile payment solved all the problems.
Wallet on the Phone is onder andere te koop bij: Bol. Esy raadt altijd aan om meerdere aanbieders te bekijken om geen last minute deals mis te lopen.