With OCBC Bank today reporting a whopping 73% increase in net profit after tax, from S$2.31 billion (USD1.87 billion) in 2011 to S$3.99 billion (USD3.23 billion) for the financial year ending 31 December 2012, Bank of Singapore – OCBC’s private banking arm – has good reason to cheer the expansion of its team. Frankie Shun joins the fledgling private bank’s…