On this day, 87 years ago, June 19, 1938 (May 22, 1938, the lunar calendar), Zhou Enlai negotiated ten opinions with Chiang Kai-shek. On June 19, 1938, Zhou Enlai submitted to Chiang Kai-shek the 10 opinions drafted after negotiation with the Secretariat of the CPC Central Committee. The content includes: ensuring the legal existence of all anti-Japanese parties; releasing imprisoned Communist Party members; stopping the ban on anti-Japanese books and periodicals; Protect the families of soldiers of the 18th Group Army and the New Fourth Army; widely launch guerrilla warfare behind enemy lines; open up local political power to implement democracy; designate 23 counties including Yan 'an, Yanchuan, and Yanchang into the Shaanxi-Gansu-Ningxia Border Region, with the Border Region Government directly under the Executive Yuan, with Lin Boqu as chairman; The 18th Group Army was expanded into 3 armies and 9 divisions, and the New Fourth Army was expanded into 7 detachments.