Usually, body will float and a lot of time wash back to shore unless they throw the body in deep sea.

But the danger is transporting the body so far out.

some updates:

DNA tests confirmed Abby's identity after her dismembered legs were found in a fridge, and her skull and ribs in a cooking pot that was seized from the property, in the village of Lung Mei Tsuen,

The 28-year-old's torso and hands have not yet been found, the newspaper reported, adding investigators are still searching a number of possible locations.

A hole on the back of the skull is where she was struck in the fatal attack, officials believe.

also, 7th person related to the murder has been arrested, this time is ex-husband's gf, Irene Pun.