Ms Grace Kwok, the Chairman and Executive Director of AEC Group, has been appointed as a member of Expanded Building Committee under Buildings Department for a three-year term to advise the Building Authority or her delegated officers on the acceptance of proposals submitted by Authorized Persons (AP) pertaining to PNAP APP-152 on Sustainable Building Design Guidelines and PNAP APP-130 on Lighting and Ventilation Requirements – Performance-based Approach.