These managerial accounting questions relate with effective cost assignment and optimal cash strategy tricks of a company enterprise-the appropriate mix of costs management strategies that maximizes the return on your investment and shareholders' wealth while minimizing the expense of operations, simultaneously. So now that it is the end of the year, it is a good time to reflect on what we have done to achieve these goals. Block chain can create a world in which all requirements were met, everyone can express their own points of view, we can take meaningful global cooperation, can benefit through different experience. 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.