Looking at the html of the payment screen, it appears there’s some kind of "payment_method_alipay_cross_border" woocommerce payment plugin, which suggests that

Looking at the html of the payment screen, it appears there’s some kind of "payment_method_alipay_cross_border" woocommerce payment plugin, which suggests that AliPay are handling it somehow. But since her family has business links in China, it probably isn’t a big deal if she gets paid in ￥ - there’s probably something they can spend it on over there & the family can compensate her here in £.