聂荣臻
Delegates from fraternal parties attended the congress, most notably CPSU Politburo member Leonid Brezhnev and Marshal Nie Rongzhen leading the delegation from the Communist Party of China. In his speech to the congress, Brezhnev congratulated the WPK on holding its 3rd Congress while telling them the new policies decided upon by the CPSU at the 20th Congress. He emphasized the importance of implementing the Leninist system of collective leadership within the party, from top to bottom, to strengthen the party. Nie Rongzhen on the other hand, congratulated the combine effort of the WPK and the Korean people in the reconstruction of the country in the aftermath of the Korean War.