These two are probably the same

CoCo Chow Ga Yue (bunch of films, 2000-2003), ID 13799
Chow Ka Yu (1 film - Naked Poison, 2000), ID 21615

Chow Ka Yu - NAKED POISON



Coco Chow Ga Yue - ELECTRICAL GIRL



From the evidence provided above I am fairly definitie that they're the same actress. There is other evidence that they are the same person, but I wouldn't post such salacious photographic proof on a public forum...

If nobody stops me in 15 days I will merge them-.