common stocks and uncommon profit Marx's interest rate determinism is based on the source and essence of interest. Marx reveals that interest is a portion of the surplus that the capitalist who lends capital is divided from the capitalist who borrows the capital, and the profit is the transformation form of the surplus value. Data shows, Ziddu COINS contract is a kind of intelligence, currencies, such as COINS and etheric lane, make customer Ziddu COINS can be transformed to the currency or the etheric, and putting the proceeds for working capital needs. Small and medium-sized enterprises, processors, manufacturers, importers and exporters can through this contract form in each big market using encryption currency, earnings at the end of the contract, and through an encrypted monetary capital, interest rates will range from 12% to 48%. It is easy to draw the conclusion that on the condition that businesses make a profit by exploiting on human resources, falsifying on products and neglecting the after-sales service, they will not success in a long run. Only the businesses thinking in the overall respects can survive and thrive all the time. The fund said last year that it would grow 1.1% in 2017 and then increase its forecast to 2%. Second, in the first half of this year, the bank's personal demand deposits and currency in circulation fell by more than 3 trillion yuan, and by the second half of this year, domestic bank deposit growth fell below 10%. In response to the year-end big test, the deposit rate has been raised accordingly. Some state-owned Banks have a one-year deposit rate of 1.75%, which is about 16.7% above the benchmark interest rate. Some state-owned Banks perform 1.5 percent of the benchmark interest rate.