Shanghai metro users will be able to use QR codes to pay for tickets as the metro operator rolls out an app connecting to payment platforms AliPay and Shanghai UnionPay . The " Metro Pay " app , developed by Shanghai City Metro Group , will be compatible with a minimum of four turnstiles in each of Shanghai 's metro stations . China’s public transportation sector has become the latest battleground for the mobile-payment leaders, who are vying to make early entrances into new sectors. The app will offer offline payments , allowing users to travel first and pay later . The public transport sector in China has recently become a big target for mobile payment services , with WeChat deploying a similar system in the affluent city of Beijing .
Shanghai metro users will be able to use QR codes to pay for tickets as the metro operator rolls out an app connecting to payment platforms AliPay and Shanghai UnionPay . The " Metro Pay " app , developed by Shanghai City Metro Group , will be compatible with a minimum of four turnstiles in each of Shanghai 's metro stations . The app will offer offline payments , allowing users to travel first and pay later . The public transport sector in China has recently become a big target for mobile payment services , with WeChat deploying a similar system in the affluent city of Beijing .