Decoy flares hanging under the parachutes descend slowly in the air during an all-subject training assessment organized by a naval frigate flotilla under the PLA Southern Theater Command on September 5, 2022. Photo:China Military

Sailors assigned to a naval frigate flotilla under the PLA Southern Theater Command steer a rigid-hull inflatable boat (RHIB) to rescue the simulated overboard personnel in an all-subject training assessment on September 7, 2022. Photo:China Military

A sailor assigned to a naval frigate flotilla under the PLA Southern Theater Command holds heavy machine gun to guard against potential dangers in an all-subject training assessment on September 7, 2022. Photo:China Military

The guided-missile frigate Wuzhou (Hull 626) attached to a naval frigate flotilla under the PLA Southern Theater Command steams forward in an all-subject training assessment on September 8, 2022. Photo:China Military