南部战区、中国海警接连发声

Group 1 - The core viewpoint of the article emphasizes the ongoing military and law enforcement activities by the Chinese People's Liberation Army Southern Theater Command and the China Coast Guard in the waters surrounding Huangyan Island, asserting China's territorial sovereignty [2][4]. - Since March, the Southern Theater Command has intensified patrols and surveillance in the air and sea around Huangyan Island, effectively responding to various provocations and safeguarding national sovereignty and security [2][4]. - The China Coast Guard has also been actively conducting law enforcement patrols in the waters around Huangyan Island, dealing with illegal intrusions and reinforcing control over the relevant maritime areas [3][4].