So, he is reporting what a Taiwanese MoD is saying.
What are international waters rules again?
Territorial sea, as defined by the 1982 United Nations Convention on the Law of the Sea, is a belt of coastal waters extending at most 12 nautical miles (22 km; 14 mi) from the baseline (usually the mean low-water mark) of a coastal state.
So, he is reporting what a Taiwanese MoD is saying.
What are international waters rules again?
So, this is a bleat in the wilderness.