【2017软件自由日】一年一度的软件自由日Software Freedom Day将于本周六下午10月21日在清华大学第五教学楼举办。https://beijinglug.club/event/sfd2017/ 。今年SFD联合了清华 TUNA 协会和 Deepin 社区一起举办，欢迎大家一起共享软件自由盛事！
In case you are questioned by security
personnels by chance, you may print the document in and replace "xxx" with your name and show
out the paper accordingly.
BLUG (https://beijinglug.club) is a Chinese and English speaking open-for-all non-profit organization promoting and supporting the GNU/Linux community in China
"I appreciate SDF but it's a general-purpose server and the name doesn't make it obvious that it's about art." - Eugen Rochko