"The relationship between North and South Korea recently can be described as 'let the bullet fly'", the School of International Relations in University of Macau commented on the hot issues in his lecture with the theme of Relations Between East Asian Strategic Situation Change and the United States. At 19:00 of December 28, at the invitation of Guangdong Research Institute for International Strategies and supported by Law School for Diplomatic Society, Wang Jianwei delivered the speech at B307C in South Campus. Tang Xiaosong hosted the lecture. Liu Jisen, the deputy secretary-general of GRIIS and other faculty attended the lecture.