Pro-cyclical sectors include: finance, real estate, infrastructure, petrochemical, non-ferrous metals and so on. Pro-cyclical plate refers to the plate that follows the economic cycle. When the economy is prosperous, the industrial sector can also make better profits. When the economy is depressed, the profits of the industry sector are also depressed, and the profits of the industry sector are constantly switched according to the economic cycle.

On the contrary, the counter-cyclical industry sector refers to industries that do not follow the economic cycle. When the economy is booming, the industry sector may not get good profits, and when the economy is depressed, the industry sector may not be depressed. The countercyclical sectors include agriculture, medical care, film and television, entertainment and so on.