These are the players who can play in 3 events (single, double and mixed) in international tournament.

1) wong choon hann
single, double (partnering chew choon eng in thomas cup), mixed double (partnering wong pei thy)

2) Mia audina
single, double(rank top 8 in the world), mixed double(in 2005 sudirman cup)

3) Ra Kyung min
single (she played single from 94-96,highest rank, no4) ...WD with so many different partners like chung jae hae,jang hye ock,lee joo hyun,lee kyung won and hwang yu mi...MX wid Kim dong moon, lee jae jin,park joo boong

4)Lee Kyung won
single(97 and 98, rank top 10)....WD with Ra Kyung Min and Lee Hyo Jung and also MX with Ha Ta Kwon