Dr K M Leung graduated from the University of Hong Kong with a BSc degree in mechanical engineering in 1981. He subsequently obtained his second and third degrees in MSc (Engineering) and PhD. He is currently the Railway Inspectorate of the Electrical and Mechanical Services Department of the Government of Hong Kong SAR regulating railway safety in Hong Kong. The current railway asset value in Hong Kong amounts to HK$211 billion with 11 railway lines, 221 km track length and an average weekday patronage of 5.2 million.
During Dr Leung’s career life, he has worked as Project Manager and Project Engineer responsible for design, construction and project management of various infrastructure projects including the Tsing Ma Bridge, Kap Shui Mun Bridge, Route 5 Tunnel, Tate's Cairn Tunnel, Tseung Kwan O Tunnel, Limehouse Link (in London, UK), Macau Ferry Terminal and so on. From 2004 till 2008, Dr Leung headed the Electricity Legislation Division regulating electricity safety of Hong Kong and enforcing the Electricity Ordinance and its subsidiary regulations. Since 2010 onwards, Dr Leung has taken charge of the office of the Railways Branch and oversees the railway safety as Railway Inspectorate in Hong Kong.