菲船侵闯铁线礁，中国海警发声

Core Viewpoint - The article emphasizes China's assertion of sovereignty over the Nansha Islands and its surrounding waters, highlighting a recent incident involving Philippine vessels that allegedly violated Chinese territorial waters [1]. Summary by Sections - Incident Description - On October 12, Philippine vessels 3002 and 3003 unlawfully entered waters near the Tiaoxian Reef in the Nansha Islands without permission from the Chinese government [1]. - The Philippine vessel 3003 ignored multiple warnings from China and dangerously approached the Chinese Coast Guard vessel 21559, resulting in a collision, with full responsibility attributed to the Philippine side [1]. - China's Response - The Chinese Coast Guard took control measures against the Philippine vessels and firmly drove them away, asserting that the operation was professional, standardized, and lawful [1]. - Sovereignty Assertion - China claims indisputable sovereignty over the Nansha Islands, including Tiaoxian Reef and its adjacent waters, stating that the actions of the Philippine side severely infringe upon China's territorial sovereignty [1]. - The article accuses the Philippines of violating the Declaration on the Conduct of Parties in the South China Sea and undermining peace and stability in the region [1]. - Warning to the Philippines - China warns the Philippines to immediately cease its infringing activities, stating that the Chinese Coast Guard will continue to conduct law enforcement activities in waters under Chinese jurisdiction [1].