His partner of King Ming Song, 51, has been charged with attempted murder on Thursday afternoon after he allegedly attacked with a knife and a hammer in a Campsie unit early in the morning.
The woman, hearing 34, remains in critical but stable condition in St George Hospital, where she was taken by ambulance with serious head injuries.
Her injuries were so horrible that the detectives are not yet in a position to formally identify him.
The emergency services were alerted when neighbours, hearing screams, called the police.
The man was refused bail and will appear in Burwood Local Court on Friday.
Speaking on Thursday, Deputy Police Commissioner Catherine Burn said the police are working hard to eradicate domestic violence.
â€œUnfortunately, this is a ongoing problem in our society. This is something that we have been facing for many years, our police, our approach has changed and evolved as well, we now have a much more proactive approach when we are targeting those who we know are offenders or suspects of committing domestic violenceâ€.
The song is the second attempted murder charge related to allegations of family violence in New South Wales in two days.
Lane Pearce is facing the same charge, after he allegedly strangled and suffocated his former partner, Blair Dalton at Ettalong Beach on Tuesday night.
The latest statistics produced by the nsw Bureau of Crime Statistics show that the rate of domestic violence related assault remained stable in the state over the past five years.
National domestic violence hotline: 1800 737 732 or 1800RESPECT. In an emergency call 000.
Originally published as Bashing victim horribly disfigured