Zhuhai is a prefecture-level city in Guangdong Province and a core city on the west bank of the Pearl River Estuary. One of the central cities of the Pearl River Delta, Guangdong, Hong Kong and Macao Bay Area, an important node city, one of the provincial sub-centers, one of the first four special economic zones set up in China, is the only overall cityscape in the country was selected as the "National Tourist Attractions Forty" city, China's seaside city, a new type of garden city, with a new national promulgated "It is the only city in China to be selected as one of the "Top 40 National Tourist Attractions" for its overall cityscape. Zhuhai city has a superior geographic location, near the South China Sea, beautiful environment, many ports, has a natural foreign trade export conditions.

The meaning of second-tier cities and selection criteria: Second-tier cities (Second-tier City) is the development of the more active provincial capitals, the eastern region of the economic powerhouse or economically developed regions of the regional center of the city. 2021 in the "City Business Charm Ranking" continued to produce the sixth year, the first financial - the Institute of the new first-tier cities is still used in the concentration of commercial resources, In the sixth year of producing the "City Business Attractiveness Ranking", CBN-New Tier 1 Cities Institute continues to measure the business attractiveness of 337 Chinese cities at prefecture level and above by using five primary dimensions, namely, the concentration of business resources, urban hubs, the activity of urbanites, the diversity of lifestyles, and the plasticity of the future, as well as through the commercial store data of 170 mainstream consumer brands, the user behavior data of 17 head Internet companies in various fields, and the city big data of data organizations.