China's social media campaign against the Philippines is tied to its Pacific Ocean expansion plans, according to defense officials. The Philippines has raised concerns over China's Nine-Dash Line claims in the South China Sea. Defense sources say China's online actions are part of a broader strategy to assert control over disputed waters. The campaign includes posts and comments aimed at influencing public opinion. The Philippines has called for a peaceful resolution to territorial disputes. The situation highlights growing tensions between the two nations. China's actions come amid increased regional activity. The Philippines is seeking stronger international support. The dispute remains a key issue in bilateral relations.