A whistleblower alerted their compliance team abt suspicious transactions in Asia, & their head of Int'l Finance in Singapore was accused of cooking the books for other Asian entities.
archive.is/lEPam
Of course this isn't proof of anything, but there are several direct links to China. They collaborated with AliPay and are also partnered with Tencent and WeChat.
en.wikipedia.org/wiki/Wirecard
verdict.co.uk/cards-internat…