摘要：At the meeting of importance on June 12 in Singapore, the leaders of the DPRK and the United States, with great courage and unconventional acts, reversed momentum of the deteriorating security situation on the Korean Peninsula and restarted the process of complete denuclearization. Currently, all parties concerned should seize the good opportunity brought about by the improvement of DPRK-U.S. relations and steadily strengthen the security governance in Northeast Asia.