Two amphibious assault ships of the PLA Navy take part in an exercise in 2022. (PHOTO / VCG)

The People's Liberation Army held joint naval and air combat patrols in the South China Sea on Sunday morning.

The PLA Southern Theater Command announced the operations on its social media account, saying it was monitoring all foreign military activities planning to make troubles and create tensions in the South China Sea region.

The command did not give details about the patrols.