Photovoltaic panels can be installed in any climate and terrain. Generally speaking, the higher the altitude, the greater the advantage of sunshine. Most areas in China belong to a continental climate with long sunshine hours, so almost all areas are suitable for installing photovoltaic panels. Zhongshan city has an average annual sunshine hours of 1843.5 hours, and the average annual total solar radiation is 445155.4 joules/square centimeter, making it one of the places with abundant solar resources in the province.