The CPC has steadily grown stronger and carried out its cause by leading the people for 90 years, drawing the world attention. Its secret lies in that the party has combined the basic principle of Marxism with the Chinese revolution, construction and specific conditions, guided by scientific theories, said Vice-president Xi Jinping at the seminar. The CPC has also consistently enriched and developed its guiding idea and basic theories as required by the era, he added.

He called for arming party member cadres with the theories of the party to steadily enhance the ideological and theoretical level of the party.