It's not just the feeling of a modern-day gold rush, it's more likely. Market is the inevitable product of the division of labor and the development of commodity economy. At the same time, the market also promotes the social division of labor and the further development of commodity economy during its development and expansion. The market through information feedback directly affects the production of people, how much production, and the market time, product sales status, etc.; Middle link commodity economy development process, supply and sale, the parties to provide production, supply and sale parties exchange places and other exchange, exchange time, to realize the commodity producers, operators and consumers their own economic interests. A car that has special equipment for the installation of special equipment. The earliest efforts were made in the areas of canning, Alexandria, munez and spaurous.