Surging bitcoin prices following the election of Donald Trump as the next US president have finally given Hong Kong's spot cryptocurrency exchange-traded funds (ETFs) a boost this week, with trading volume surging to a three-month high. Hong Kong's three ETFs that invest directly in bitcoin this week became active trading targets with about HK$135 million (US$17.3 million) changing hands on Tuesday. On most days since the ETFs launched in April, their total daily trading volume lingered below US