Also, this message is displayed after you enter your email and click “Proceed” button:
Error occured: Your Alipay onboarding is still pending review, so you can only create testmode Alipay sources. Please try again later or contact support@stripe.com with any questions.
Looks like your users won’t be able to make payments until it is completed. This is not controlled by our plugin, but by Stripe, so you can get additional details here https://support.stripe.com/