The price paid when buying the Great Wall Money-making Fund. The cost price of position A of the Great Wall Income Currency refers to the price paid when purchasing the Great Wall Income Currency A Fund, which is the average purchase cost of each fund. This price is obtained by dividing the total amount paid when purchasing the fund by the number of fund shares purchased. Fund, in English, refers to a certain amount of funds set up for a certain purpose. It mainly includes provident fund, trust and investment fund, insurance fund, retirement fund and various foundation funds.