IIRC you’re not allowed to set up territorial military outposts in EEZ, so OP is correct that the Philippines government is violating international law.
In the exclusive economic zone, the coastal State shall have the exclusive right to construct and to authorize and regulate the construction, operation and use of:
(a) artificial islands;
(b) installations and structures for the purposes provided for in article 56 and other economic purposes;
IIRC you’re not allowed to set up territorial military outposts in EEZ, so OP is correct that the Philippines government is violating international law.
According to who?
(a) artificial islands;
(b) installations and structures for the purposes provided for in article 56 and other economic purposes;
© installations and structures which may interfere with the exercise of the rights of the coastal State in the zone.
Can you link what article that falls under?