#language zh = Team name lzuoss= previous preparations: Make and put up posters. Change our open source web page into a software freedom day publicity page. active content: Show and introduce open source software to students. Hold an academic public lecture. Hold a hacker marathon. aids: We try to make more people to know and understand open source software by joining the software freedom day.The most important is we want to spread a concept,that is 'freedom'.We will spare no effort to change our life,from the people around us. ---- CategoryTeam2015