what is cost center and profit center Is one of the more common usage refers to various enterprises independent, non-profit organization (can be legal person, also can not), and can be further divided into companies and enterprises, the latter such as partnerships, sole proprietorship enterprise, individual industrial and commercial households, etc. People in the choice is to hold their currencies, or hold a certain foreign borrowing money, the first and want to hold what kind of currency brought him great benefits. And the yield of currencies first is measured by its financial market interest rates. Historical costs differ from current values 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.