Beijing　will　host　the　2008　Olympic　Games.　To　reach　the　goals　of　＇Green　Olympics,　Hightech　Olympics　and　People＇s　Olympics＇,　Energy　Efficiency　in　Olympic　Buildings　is　very　important.　Our　researches　include　the　following　aspects:　(1)　Energy　conservation　of　building　exterior-protected　construction.　(2)　Energy　consumption　of　per　unit　area　in　buildings.　(3)　Technology　of　energy　supplying.　(4)　Indoor　air　quality.　A　series　of　advised　values　for　building　energy　efficiency　of　Beijing　Olympic　buildings　have　been　proposed.