Passenger car: in its design and technical features, it is mainly used to carry passengers and their carry-on luggage and (or) temporary items, including the driver's seat, not more than 9 seats. It can also draw a trailer. Classified into ordinary passenger cars, live senior passenger cars, passenger cars, small passenger car, convertible, warehouse back passenger car, station wagon, multipurpose passenger vehicles, short head special passenger cars, cross-country passenger cars and passenger cars, etc. 11 class. Followed by Edwards and bear published in his 1961 book "the theory of corporate earnings and measurement of the current operating profit is defined as the sales revenue more than the amount of current production and cost of sales, which can realize the cost savings is in this issue of asset price increases, which can realize the history of the cost savings are the pin commodity costs and the difference between the current purchase price; The realized capital gains are the amount of sales revenue greater than the historical cost when dealing with long-term assets. They argue that "these incremental sums provide investors with a reasonable starting point for measuring the scale of relative affluence and a detailed analysis of the company's operating results and comparable financial conditions". They stress that any full income analysis should take into account both realized and unrealized benefits and classify them by source. When are advantageous to occur, such as no record, will not only lead to current income can't reflect, but also can lead to later to sell assets to income and related costs to wrong ratio; Operating earnings and, on the other hand, the production gains is usually produced by different management decisions, and adopted different circulation form, therefore, make the same comment on both, will weaken the role of the income statement. The determination of this ratio mainly depends on the supply and demand relationship between the two sides and the competition. In general, the interest rate falls when the supply exceeds demand. Interest rates rise when demand exceeds supply. In addition, law, habit and so on also have a larger role. Marx's theory is of guiding significance to explain the question of interest rate decision under socialized production. For a long time, the wine produced by this figure was mainly sold in the domestic market. But in recent years, the downturn in Brazil's domestic market has led to a shift in the direction of hong winemakers abroad. China, a big consumer of red wine, is a natural focus. Although Brazilian wines have a short time to enter China, the country's total exports to China reached nearly 200,000 bottles last year alone. China has become the second biggest export destination for Brazilian wines. Diego beto, he said, "we expect the amount of wine exports to China this year will be around 34% year-on-year growth, you can see in the Chinese market at least six wines from our brand. Miolo, for example, has opened seven stores in China. Our development in China is the fastest, and not only is the market open, but the consumption view of wine is rapidly emerging." The government also told the bank of England that it could increase its $25bn in regular funding schemes, which means that this is unlikely to change.