profit and loss analyst Yu 'ebao used to have peaks and valleys As long as it can stay on the cutting edge in DRAM and memory, Micron can achieve sustained revenue growth. Server, mobile phones, desktop and notebook computer needs more memory and flash memory, because the disk gradually withdraw from the main storage and QLC flash memory as the secondary storage to replace the choice of more powerful. 6. The accounting benefit is bound by the prudent principle. According to the principle of prudence, when there are a variety of accounting methods to choose from an economic business of an enterprise, it should choose a method that neither overestimates nor depreciates the benefits. Enterprises manipulate profits to achieve homogenization of profits, most of which adopt the method of overestimating earnings, and the subjective selection of the period of value-added. 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.