On the afternoon of August 27, the Ministry of national defense held a regular press conference. Senior Colonel Wu Qian, director of the information bureau of the Ministry of national defense and spokesman of the Ministry of national defense, answered reporters' questions. Reporter: earlier this month, defense ministers of China and the United States called again five months later to exchange views on a series of issues of common concern. 

The media also noted that the US Defense Minister had previously expressed the hope of visiting China within this year. Please comment on the current military relations between China and the United States, and introduce China's consideration of high-level exchanges between the two armed forces in the next stage.