历史较久，难度适中，规模可观（去年207人参赛），但今年涨价了（40刀起步）。 http://www.tournamentsoftware.com/sport/tournament.aspx?id=92DF http://www.astro.umd.edu/~teuben/badminton/dcopen/
：
“Note the deadline has a very strict Friday, January 3, 2014. If by that
date your check has not arrived, a $5 penalty automatically applies unless
you have made prior arrangements. Also note that entries may be limited if
they fill up before that date (typically 32 or 16 per event, depending on
the event)”
