Singapore Inventors' Development Association (SIDA) 新加坡发明协会
Oct 14
Click here for youtube link
Continue reading
Oct 13
Oct 12
Click here for youtube video
Oct 09
Click here for detail
Oct 08
https://www.youtube.com/watch?v=HQtIlxe_ZkY
Oct 07
(Click here for detail)
Sep 30
Sep 23
https://www.youtube.com/watch?v=AifTuEwMLvw
Sep 02
Aug 28
