November 27, 1963
Cable from the Chinese Embassy in Germany, 'Brief of a Conversation with the Polish Ambassador'
Feliks Baranowski and Wang Guoquan discuss the Sino-Soviet split and China's relations with Poland.
September 30, 1965
Cable from Wang Guoquan to Ministry of Foreign Affairs and Ministry of Transportation, 'Renke Talked about Issues in the International Communist Movement and the Sino-Polish Relations'
China's relations with Poland are reviewed within the context of Soviet-Polish relations.