1. According to the inquiry, according to the data network, as of June 2023 10, Milan is one of the richest and most important cities in Italy and one of the most active financial, commercial and fashion centers in Europe. In 2023, Milan's GDP reached 245.2 billion euros, ranking first in Italy's GDP ranking.

Rome is the capital and political center of Italy and a city with a long history. In 2023, Rome's GDP reached 654.38+0553 billion euros, ranking second in Italy.

Turin is an important city in northern Italy and one of the industrial centers of Italy. In 2023, Turin's GDP reached 1.49 1 billion euros, ranking third in Italy's GDP.

Naples is an important city in southern Italy and one of the largest seaports in the Mediterranean. In 2023, Naples' GDP reached 80.9 billion euros, ranking fourth in Italy's GDP.

Venice is a famous city in Italy and one of the most important tourist cities in Europe. In 2023, Venice's GDP reached 34.8 billion euros, ranking fifth in Italian GDP.

Florence is an important city in central Italy and one of the most beautiful cities in Europe. In 2023, Florence's GDP reached 29.7 billion euros, ranking sixth in Italian GDP.