Currently, consumers outside China can pay through PayPal and Stripe.
On the PayPal payment page, they can choose to not log in to PayPal but pay through a bank card. PayPal is available in more than 200 countries/regions and support 25 currencies (you can check via the link). On the Stripe payment page, they can pay directly by credit card. Stripe now supports 135 currencies in more than 35 countries (you can check via the link).