1949年4月13日,国共两党就国内和平协定举行谈判。
April 13, 1949, the Kuomintang and the Communist Party of China held a negotiation on domestic peace agreement.
1950年4月13日,新中国第一部法规《婚姻法》诞生。
April 13, 1950, the first law of new China, Marriage Law, was enacted.
2018年4月13日,海南全岛建设自由贸易试验区。
April 13, 2018, Hainan island began to build a pilot free trade zone.