Dr Neoh is a senior member of the Hong Kong Bar specialising in international litigation, arbitration and financial regulatory matters. From 1991 to 1994, he was a member of the Hong Kong Stock Exchange Council and its Listing Committee, and chaired its Disciplinary Committee and Debt Securities Group, and was Co-Chairman of the Legal Committee of the Hong Kong and China Listing Working Group. He was the chief architect of the legal structure for the listing of Chinese enterprises in Hong Kong. He is former Chairman of the Hong Kong Securities and Futures Commission from 1995 to 1998; during this time, he was the first Asian to be elected Chairman of the Technical Committee of the International Organization of Securities Commissions. From 1999 to 2004, he was Chief Advisor of the China Securities Regulatory Commission, at the personal invitation of the former Premier Zhu Rongji. He is also the Co-Chairman of 2018 B20 Financing Growth and Infrastructure Task Force, and Co-Chairman of The China Securitization Forum. On 1 June 2018, Dr Neoh was appointed as Chairman of the Hong Kong Independent Police Complaints Council.