What signals from People's Liberation Army were released?

The Eastern Theater of the People's Liberation Army organized actual troop exercises in the surrounding sea and airspace in the southwest and southeast of Taiwan Island on the 17th. What signals were released?

The Eastern Theater of the People’s Liberation Army has conducted joint naval and air fire assaults and other real-force exercises around the island of Taiwan. The most noteworthy thing is the official language of the exercise statement.

The spokesperson of the Eastern Theater Command of the People’s Liberation Army and Army Colonel Shi Yi said that on August 17, the Eastern Theater of the People’s Liberation Army organized joint fire assaults and other real-force drills in the surrounding sea and airspace in the southwest and southeast of Taiwan Island. Shi Yi pointed out that this exercise is a necessary action based on the current security situation across the Taiwan Strait and the need to safeguard national sovereignty. It is a solemn response to external interference and provocations by "Taiwan independence" forces.