difference between profit and contribution The basic economic unit of society in the primitive society of the clan, tribe, slave owners in the slave society, feudal society's family and the manual workshop, after the evolution of the form of this modern form in a capitalist society was born enterprise. Micron, President and chief executive Sanjay Mehrotra said: "to Micron strong results mainly by the movement, application server and SSD revenue from double-digit growth, driven in addition gross margin and profit margins are improved." We should improve the market supervision system of administrative law enforcement, industry self-discipline, public opinion supervision and mass participation. This refers to the industrial handicraft industry from the feudal society to the early stage of capitalism. In the 16th century to the 17th century, some western countries of the feudal social system to the system of capitalism, capitalist primitive accumulation is accelerated, deprived of farmers' land on a large scale, make cottage industry collapse, sharply to capitalism works system transformation. Industrial handicraft industry is the embryonic form of enterprise.