The US Deputy Secretary of State Campbell on Thursday (June 27) and Chinese Deputy Foreign Minister Ma Chaoxu expressed concern about China's actions in the South China Sea.

The U.S. State Department announced on the official website that the two's calls continued to work hard to ensure that the communication channels between China and the United States were unblocked and the competition between the two countries was responsible.The two discussed key bilateral, regional and global issues, including areas of cooperation and differences.

Matthew Miller, a US State Department spokesman, introduced, Kurt Campbell (Kurt Campbell) adopts ChinaThe action expressed serious concerns, and emphasized that the United States supported navigation and flying over freedom, and resolved disputes based on international law.

Campbell also said that the United States's commitment to the Philippines based on the common defense treaty is still IronClad.

The Philippines had issued diplomatic photos to China for a conflict with China in the South China Sea last week.More action is necessary.

The Chinese and Philippine ships collided with controversial benevolent reefs in the South China Sea on June 17.The Philippine side pointed out that the Chinese Maritime Police Ship was intentionally collided, holding weapons and illegally boarding the Philippines to make up the ship, causing the eight Philippine soldiers to be injured, and one of them broke the thumb.China refuted that Fili ’s replenishment of ships illegally broke into the sea area where the Madre Mountains were located, and the danger was close to Chinese ships.Beijing claims that the Chinese maritime police's law enforcement operations are majically and restrained.

Miller also said in a statement that Miller emphasized the importance of maintaining the peace and stability of the Taiwan Strait.Miller also expressed concerns about China ’s support for Russian defense industrial bases and discussed the challenges related to the Korean Peninsula.