Help I'D'ing this group

[Tony Smith]

Helping a friend, need help and info on this grouping, appear to be pre 1953 British but cant seem to find any unit or origin info. Any info most appreciated.Thanks

[Bond]

I think the red on black circles is British troops Berlin, early post war, though I can't as yet find the other two in any of my books. They looking similar to Southern command pioneer corps, but are not!

[Marc Sherriff]

Try Singapore for the two printed badges.

Marc

[Tony Smith]

Thanks guys!