Mobile payments are now thought of as a market capable of vast growth over the next 3 years. The latest figures put its worth at US$348 billion now; however, this is thought to grow to $1.3 trillion in 2022. It is projected to grow at this rate in the developed and developing world, and is thought to benefit from the presence of mobile network operators.
https://www.notebookcheck.net/The-mobile-payments-market-is-now-estimated-to-jump-to-over-US-1-trillion-in-value-by-2022.426720.0.html
I suspect Alipay's shares are above Apple Pay's, or any other mobile payment method's.