Khoo is the 1st South East Asian and the 4th person in the world to complete The Explorers Grand Slam
| Nationalities: | Singapore. |
|---|---|
| Languages: | English. |
| Types: | Alpinist / mountaineer / climber |
Rewrite based on this
http://www.everestnews.com/swee.htm
https://www.londonspeakerbureauasia.com/speakers/khoo-swee-chiow/