BEIJING, Oct. 12 (Xinhua) -- The 19th Central Committee of the Communist Party of China (CPC) concluded its seventh plenary session in Beijing on Wednesday with a communique issued.

Xi Jinping, general secretary of the CPC Central Committee, made an important speech at the four-day session, which was presided over by the Political Bureau of the CPC Central Committee.

It was decided at the plenary session that the 20th CPC National Congress will open on Oct. 16 in Beijing, according to the communique.

Entrusted by the Political Bureau of the CPC Central Committee, Xi delivered a work report to the plenum.

The plenary session also discussed and adopted a report to be made by the 19th CPC Central Committee to the 20th CPC National Congress, a work report of the 19th CPC Central Commission for Discipline Inspection (CCDI) to the congress, and an amendment to the CPC Constitution.

The three documents will be submitted to the upcoming congress for examination and deliberation, read the communique.

During the session, Xi delivered explanatory remarks on the draft report by the 19th CPC Central Committee to the 20th CPC National Congress. Wang Huning made explanations on the draft amendment to the CPC Constitution.

The seventh plenary session of the 19th CPC Central Committee opened in Beijing on Oct. 9, with 199 full members and 159 alternate members present. Members of the CCDI and leading officials of related departments were also present in a non-voting capacity.