Zibo

Zibo spans 5,938 square kilometres (2,293 sq mi). As of the 2020 census, Zibo's population was 4,704,138, of which 4.41 million lived in the metro area comprising five urban districts—Zhangdian, Zichuan, Boshan, Zhoucun and Linzi–and parts of neighboring counties Huantai, Gaoqing, and Yiyuan.

The Zibo area was the centre of the ancient State of Qi, whose capital Linzi was the most populous city in China at its peak. Pu Songling, a well-known writer of the Qing dynasty, is one of the most famous people from Zibo. As the birthplace of Qi culture, Zibo is a notable tourist city.

Manufacturing holds an important place of the city's economy, particularly ceramics manufacturing. Other key industries include the petrochemical industry, pharmaceuticals, metallurgy, construction materials, machinery and textiles. New industries and high-technology industries, such new materials, fine chemicals, electronics, IT, and biopharmaceutics are also developing rapidly.