This working document shows four different working drafts of negotiations of Article 4, which related to reduction of armed forces at the Sino-Soviet border.

This chart graphically compares the PRC's and Soviet positions on the reduction of armed forces through the determination of specific geographical zones, as well as the reduction of the amount of military equipment and facilities in the border regions.

Appointment of Soviet officials for discussion of the procedure for joint border monitoring of trains and passengers crossing the Soviet-Czechoslovak border.

These are the records of two meetings on the occasion of the Sixth Interkit Meeting. The first of these involves a member of the Central Committee of the Communist Party of the Soviet Union (CPSU), Oleg Rakhmanin, while the second is a meeting with the secretary of the Central Committee of the CPSU, Konstantin Katushev. Both address relations between China and the Soviet Union. The documents discuss the Sino-Soviet border clashes, the Soviet security policy in the Far East and Siberia, and the position of countries such as Yugoslavia, Romania, and Albania, as well as the critical situation in Vietnam and Cambodia.

Zhou Enlai describes his his meeting with Aleksey Kosygin to Ion Gheorge Maurer. The Enlai and Kosygin agree that they will keep the status quo along the Sino-Soviet border, as to not let it come to violence. They also agreed verbally to rework the old border treaties, created in the imperial era. Enlai holds that there are too many differences between China and the USSR to work out easily, but Maurer states that it is a good start.

Report on border crossing by possible Turkish and American intelligence agents along the Soviet-Turkish border.

Stenographic records of a meeting of Soviet Communist Party officials and activists in the regions bordering the People’s Republic of China. They respond to news of the meeting between Aleksei Kosygin and Zhou Enlai in Beijing on 11 September1969. Although they all applauded Kosygin’s meeting with Zhou, some speakers noted that little change in the border situation had been observed since their encounter eleven days before. Relations along the border remained tense with regular incursions from Chinese citizens into Soviet territory.

This document from the Soviets to Polish Comrades issues a warning about Zhou Enlai's anti-Sovietism and his advance in the Chinese government. It also addresses border issues between China and the Soviet Union.

The two parties consent to assist each other in the surveillance of goods going between the Czechoslovak Socialist Republic and the Soviet Union, letters going between the two countries and from them to capitalist countries, correspondence sent from Czechoslovak or Soviet citizens to people who recently arrived from capitalist countries, the mailing of anti-socialist materials sent through the two nations and mail involving anti-socialist propaganda sent to either country from capitalist countries. Both parties also agree to exchange information on ways subversives use the post to their advantage and how each country’s officials monitor post suspected of containing ideologically injurious material.

Gomulka and Brezhnev discuss Sino-Soviet border skirmishes. Brezhnev claims the Chinese are preparing for their Congress and trying to "cement the moods of enmity toward the USSR." They also discuss the possibility of improved Sino-American ties.