The parent company of the Chinese giant e-commerce site, Pinduoduo and its international arm, Temu, has moved its headquarters from China to a serviced office on St Stephen’s Green, Dublin 2.  PDD Holdings, which as recently as January had listed the address of its principal executive offices in Shanghai, has updated its US Securities and Exchange Commission filings to the new Dublin address. Temu, which is listed on the Nasdaq through PDD Holdings, is positioning itself as a challenger to the likes of Amazon and the Chinese fast fashion brand, Shein. The marketplace has been growing rapidly in popularity in…