Traditional Culture Encyclopedia - Traditional stories - What are the primary, secondary and tertiary industries?

What are the primary, secondary and tertiary industries?

1. The primary industry is mainly the traditional industry of agriculture, including planting, forestry, animal husbandry, by-products and fishery.

2. The secondary industry is mainly represented by industry, including manufacturing and processing industry.

3. The tertiary industry is mainly a modern service industry represented by service industry, including high-tech industry, distribution industry and finance.