All industry is made up of four sectors that are a linked together like a chain: primary, secondary, tertiary and quaternary industry. Industries in the primary and secondary sectors are the ...

All industry is part of a chain that starts with primary industry: the production or extraction of raw materials, like agricultural products or mining; and secondary industry: the processing of ...

Secondary agricultural goods are treated products and preparations from primary agricultural goods. Together, these form the main definition of agricultural goods. Tertiary agricultural goods are ...

In China, Gross Domestic Product is divided by three sectors: Primary, Secondary and Tertiary. The Primary Industry includes Farming, Forestry, Animal Husbandry, and Fishery and accounts for ...