More from the article...

... The Australian government has expressed its serious concerns to the Chinese government over what it called the unsafe and unprofessional conduct earlier this week, Defense Minister Richard Marles said in a statement on his official website.

There was no immediate comment from the Chinese side. The U.S., Canadian and Australian militaries have complained multiple times about what they say have been dangerous actions by the Chinese navy and air force in the western Pacific. Analysts fear a collision or other accident could spark an international incident and escalate into conflict. ...

@#1 .... the unsafe and unprofessional conduct ...

Yeah, that seems to be a recurring complaint against the Chinese military (as I have noted in the past.

For example...