At the invitation of the Democrats of the Left of Italy, the Daisy Party of Italy and Australian Labor Party (ALP), Vice Minister Zhang Zhijun of the International Department of the CPC Central Committee will attend the 4th party congress of the Democrats of the Left of Italy in Florence, the 2nd party congress of the Daisy Party of Italy in Rome and the national congress of the ALP in Sydney from April 19 to 29 as representative of the Communist Party of China.