An accounting clerk has admitted to helping a fraud syndicate withdraw HK$31 million (US$4 million) from a Hong Kong brokerage five years ago after being told she was under investigation by Beijing’s national security arm in the city.The High Court on Wednesday convicted Wong Pui-shan of 10 counts of money laundering after she confessed to authorising 10 illicit transactions at the behest of an impostor she believed was from the Office for Safeguarding National Security of the Central People’s...