马克思指出:“流通只是交换的一定要素,或者也是从整体上看的交换。”流通的范畴包括从生产、分配、交换到消费(包括生活资料的消费和生产资料的消费)的商品运动的全过程,正是由于流通的循环反复以至无穷,才使得社会化大生产得以维持和完成。社会分工是交换产生的前提条件,生产的社会化,则是交换进展到流通的基础, Marx pointed out: “Circulation is only a certain element of exchange, or it is an exchange as a whole.” Circulation includes the entire movement of goods from production, distribution, exchange to consumption (including consumption of means of production and consumption of means of production) The process, precisely because circulation circulates endlessly and infinitely, can the socialized mass production be maintained and completed. Social division of labor is a prerequisite for exchange, socialization of production is the basis for the exchange of progress to circulation,