Do you need to follow the marketing concept? Can you mention companies that don't need this idea? What companies do do you need?
No, all companies need there to have market concepts, because all companies must be serviced for specific target markets, and they operate, as long as they have customers, they must have customer relationships, customer development and other aspects need to do These are inseparable from marketing and promotion;
Companies that need to market can be those companies with customers, such as Wal-Mart, McDonald's, Nike, etc.