香港教育學院
In 2006 Yuen was appointed a Recorder of the Court of First Instance of the High Court, in which capacity he handled various civil litigations. He also became increasingly involved in public service: he served as a member of the Judicial Officers Recommendation Commission, Non-Official Member of the Independent Commission Against Corruption Advisory Committee on Corruption, the Chairman of the Transport Advisory Committee, and a Non-executive Director of Mandatory Provident Fund Schemes Authority and Council Member of the Hong Kong Institute of Education.