The investment of securities provides an important means for the central bank to conduct financial macro-control, which is of great significance to the sustainable and efficient development of the national economy. For many, the first benefit of entering the blockchain and cryptocurrency world could be economic gain. The international monetary fund has strongly defended its gloomy forecast of the UK after brexit, saying a warning of a slowdown in growth is imminent. Canning's view An offshore bank could be registered like a shareholder or an individual corporation. The typical objectives of offshore banks are to optimize payments, to further improve tax planning activities, and avoid excessive regulations of banking activities. They also try and provide 100% fund safety, increase the performance with the investment, and supply asset protection. A CBI survey of 109 companies this month found that online sales of black Friday and cyber Monday were "unremarkable". Financial staff are used to dividing the investment payback period into long-term, intermediate and short-term periods. The term usually refers to more than five years, short term generally refers to a period of less than one year, and the middle term is somewhere in between. Managers also use long, medium and short term to describe the plan. Long-term plan describes the organization in a quite long period (usually more than 5 years) and the development direction of policy, regulation on the group's various departments over a longer period of time in some activities should reach the goal and requirements, mapped the organization long-term development blueprint. Short-term plans specifically provides for all departments of an organization in the current stage, to the future the shorter period especially in the recent period of time, which should be engaged in activities, engaged in such activities should meet the requirement, and thus provides a basis for the ACTS of all members of the organization.