You simply can't do that, Yuan is nowhere near a freely convertible currency, it's a fundamental difference.
Once foreign money enters China, it's very hard to get it out, the CCP has a ministry dedicated to the control of it. Most of the people don't have the need for it.
What you are saying is irrelevant to Ant and banks in general. Ant doesn't care about foreign markets or your dollars, it's a Yuan-only payment tool operates inside mainland China for Chinese people, simple as that.
Once foreign money enters China, it's very hard to get it out, the CCP has a ministry dedicated to the control of it. Most of the people don't have the need for it.
What you are saying is irrelevant to Ant and banks in general. Ant doesn't care about foreign markets or your dollars, it's a Yuan-only payment tool operates inside mainland China for Chinese people, simple as that.