I can't get my head around a Trading Halt on ASX while trading...

I can't get my head around a Trading Halt on ASX while trading continues on AIM in London.

Anyway, given the general tone on HC about these guys you would expect any good news to leak and for CCC (COOL on AIM) to be very busy.

Not so.

Buy price 2.50p
Sell price 2.25p
Change 0.00p
Volume of shares 270,000

14:31 100,000 @ 2.40p
12:48 20,000 @ 2.32p
12:36 20,000 @ 2.33p
12:36 30,000 @ 2.32p
10:30 100,000 @ 2.45p

with another 50 minutes of trading to go today, Thursday.