Aged 48. Ms Cheng joined the Administrative Service in August 1983 and rose to the rank of Administrative Officer Staff Grade A1 in April 2007.

Ms Cheng has served in various bureaux and departments, including the former Economic Services Branch, the Correctional Services Department, the former Secretariat of the Standing Commission on Civil Service Salaries and Conditions of Service, the former Education and Manpower Branch, the former Transport Branch and the former Financial Secretary's Office. She was Deputy Head of the Central Policy Unit from April 1996 to April 1997 and from August 1997 to December 1998, Deputy Director of Administration from April to August 1997, Deputy Secretary for Information Technology and Broadcasting (later renamed Deputy Secretary for Commerce, Industry and Technology) from December 1998 to March 2003, and Commissioner for Tourism from March 2003 to March 2006. She was Permanent Secretary for Economic Development and Labour (Economic Development) from April 2006 to June 2007.

Last Revision Date: August 2008