每一位投资者都希望自己的投资能够获得理想的收益。但是,对于普通股民和证券投资者来说,要把握股市中的信息和股价走势是十分困难的,更谈不上对上市公司进行有效的投资分析,以及用投资组合来分散风险和获得最大的投资收益。于是,股市里便出现了专门代股民投资的机构, Every investor wants their investment to generate the desired profit. However, for ordinary shareholders and securities investors, it is very difficult to grasp the information and stock price movements in the stock market, not to mention the effective investment analysis of listed companies and the use of investment portfolios to diversify risks and obtain the largest Investment income. As a result, the stock market has emerged specifically for the investment of the institutions,