Not sure if this is still current but I have often heard people say head to the wall in 1 Utama Mall (https://www.1utama.com.my/) and you should be able to hook up with a partner without too much trouble. There's threads about the climbing round KL reasonably frequently so do a site search and see what it turns up?
Digital Feature The Finest Crags in the UK & Ireland: Curbar
Fri Night Vid Dave MacLeod climbing Rainbow Warrior (8b)
This week's Friday Night Video is an extra from the new film from Dark Sky Media: Undiscovered. The film explores Dave's obsession with exploration and climbing new routes in some of Scotland's most remote and scenic corners. This outtake...