<blockquote class="twitter-tweet tw-align-center" data-lang="en">
Plans for a Trump-Xi summit at Mar-a-Lago atthe end of the month are now on hold because the Chinese fear thepresident could walk out like he did on North Korea"s Kim Jong-un.?@MarkLandler?https://t.co/rvUKQ913JW
― Peter Baker (@peterbakernyt) March 12, 2019</blockquote>
但是双边签署仪式往往是基于团队多回合磋商既有成果之上,比如美朝团队事先准备好在2月28日签署仪式,经过首脑签字公开的《河内协议》,以及中美经过90天贸易磋商达成的谅解备忘录或是贸易协议。